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Prev Professional Automotive Repair Technical Discussions for September 14, 2011
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2007 Audi A8 Quattro 4.2L Stall VIN: WAUMV44E57
Customer states car stalls and restarts. Check engine light on. It has a 012425/P3089, signal for fuel pump electrical low limit. Alldata has no diagnostic information. Anyone have experience with this code or access to diagnostic information?
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2007 Audi A6 Quattro 3.2L Hesitation, Misfire, MIL Lamp on VIN: WAUDH74F87
tested the wires from the ecm to the high pressure sensor alldata is saying pin 1=bat grnd good /// pin 2=bat voltage we have 5 volts??? is that a correct spec /// pin 3=5volts good our pressure readings thru rosstech show both pressure sensors having equal v... Trouble codes: P2294
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1997 Buick Park Avenue Ultra 3.8L Stall VIN: 1G4CU5210V
Today's patient is a high mileage supercharged Buick 3800. Customer came in last week with a complaint of eng stall. I did not get symptom but did have low/ unstable idle on decel w/ MIL (p0171 lean run)- AND +40% fueltrim @ idle. Found & replaced leaking gask... Trouble codes: U1255 (ABS module-class 2 comm fault), C1276 (ABS module- torque signal ckt fault), U1016 (BCM- lost comm with PCM), U1255 (ABS module-class 2 comm fault)
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2004 Buick Rendezvous Ultra 3.6L u1000/u1300 VIN: 3G5DB03784
this vehicle came in lots of lights on in dash and no gas or temp gauge working. put scanner on and have no class 2 communication and lots of other codes to do with communication u1301/u1300/p1629/u1040/u1064/u1000. these codes are in engine/abs/airbag/ipc/tpm...
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2006 Buick Terraza CXL 3.5L chime VIN: 5GADX33LX6
Customer complaint was that at random times while driving it will beep at her. I road tested and sure enough occasionally it will chime loudly twice while driving. No lights come on and nothing comes on the info center. I hear there are lots of issues with the...
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1999 Chevrolet Silverado 1500 4.8L Abs Module VIN: 1GCEK19V4X
good afternoon everybody. have a major problem that i'd like to ask all the gm techs out there. have a 99 silverado that came in a couple of days ago with a code C0267 abs pump motor open.motor was running all the time. ran through the flow charts which lead m...
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2001 Chevrolet Express 1500 4.3L No Start VIN: 1GCFG15W01
The VTD system dose it disable both the fuel pump and injectors or just the injectors. This van came into our shop a no start, Cranks ok and has spark, but no fuel pump or injectors. Computer dose not turn on the fuel pump or let injectors fire. Computer shows... Trouble codes: P1631 (Theft code. Pass lock and computer not agree)
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2003 Chevrolet Blazer LS 4.3L No Start VIN: 1GNDT13W82
got an interesting one here. cust. brought to shop with crank no start, other tech checked and found battery dead. charged battery and car started right up. cust picked up and calls next morning with crank no start again. service run and checked for spark and ... Trouble codes: P0101 (Maf sensor)
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2003 Chevrolet Silverado 2500 HD 6.0L harsh shift VIN: 1GCHK23U63
Ok,here goes P0717-- input speed sensor..4L80E tranny...On the left side of trans, there is a place for the sensor but it is not there..In its place is a plastic dummy sensor,with no electrical connector,no wiring & looks like it is factory plug.. When you cle...
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2004 Chevrolet Express 3500 6.0L No Start VIN: 1GBJG31U94
Truck towed in for no start, cranks but kicks back. Scope cam and crank signals. When starter is jumped, so cranked without key, patterns look fine. Except they are both at about 8.5 v max. When cranked with key (alowing fuel) pattern looks ok exept that the h...
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2007 Chevrolet Uplander LS 3.9L instrument cluster VIN: 1GBDV13107
Not really A problem, I was wondering if anyone can tell me where I can get replacement bulbs? GM says you have to reman the cluster, but the bulbs twist in! not going to pay $350.00 for three light bulb . Any help is appricatied!
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2007 Chevrolet Tahoe LT 5.3L Hesitation, MIL Lamp on, Loss of power VIN: 1GNFK130X7
Truck brought to shop with codes po641, po606, po532, po107. As soon as you clear the codes, it may not come back for a couple of days. It normally happens when the car is idling on park. As soon as code po641 comes out, the reduce engine power in dash message... Trouble codes: P0641 (5v ref. 1 ckt.), P0606 (Control module internal performance), P0532 (A/c reference pressure sen. Ckt low volts), P0107 (Map sensor ckt. Low volt.)
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2008 Chevrolet Silverado 1500 LT 5.3L mode control and air temp VIN: 1GCEK14098
This truck when you fist start it in the mornings will have no control of the mode for heat defrost to change where the air comes from in the dash and you can not change the temp control eather it is stuck from where it was left from the night before but after...
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2000 Chrysler Concorde LX 2.7L Hesitation, Stall VIN: 2C3HD46R6Y
thanks for any help i may recieve.customer said while driving home lastnight vehicle check engine light came on for few seconds car hesitated like motor stopped running the the light went out and the car ran fine.no codes found in the computer at this time.
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2002 Chrysler PT Cruiser 2.4L coolant fans VIN: 1GMDX03E4W
so, i tested the fan with my power probe and found that the low speed is out and high comes on just fine. since the ac is not hooked up right now i wanted to see if high speed would come on if the car stared to get hot, since it has a overheating problem. so o...
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2003 Chrysler Sebring LX 2.7L Unknown VIN: 1C3EL45T73
I've about had it with this car. It's my own car(convertible). I bought it with the A/C not working so I charged it up and at [...] the high side would immediately go to 450psi and the relief valve would blow freon all over the place. I didn't want to repla...
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2004 Chrysler Sebring Touring 2.7L mode door and blend door VIN: 1C3EL56R94
Have tested the wires at the back of the c.m. and they seem to be reading right, but it seems as though my motor books do not cover this car for the acuators. have tested the mode door with a knowen good part and it is not moving.
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2005 Chrysler PT Cruiser Classic 2.4L Hesitation, jerking VIN: 3C3FY45X45
thank you for your response and help with this vehicle. After driving this vehicle for 15 minutes, around 2000 rpm while accelerating the vehicle jerks heavily and ce light comes on sets code p0344 and p0517, when code sets we check the orange wire 5 v refrenc... Trouble codes: P0344, P0517
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2008 Chrysler Town & Country (Van) Touring 3.8L caliper VIN: 2AHR54P98R
To Chrysler techs, I have my sister-in-law's Chrysler van that she claims that the left front brake starts to smoke. I have not seen it actually do this, but I replaced the left front caliper and the rubber hose on that side. She says that it did it again and...
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2008 Chrysler 300 (Car) Limited 3.5L Cuts out, Stall VIN: 2C3KA53G48
car would not run previously .. changed the plugs check timing etc.. now it starts but shuts down 4 or 5 seconds later but will restartnevery time , but shut down .. no codes are present ...
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2008 Chrysler Sebring Touring 2.7L control arm VIN: 1C3LC56R98
2008 Chrysler Sebring Convertible previous rebuilt title( in an accident front end repaired) Originally had two problems left front end rattle noise, and right front end whining noise. Diagnosed right front hub bad and replaced it that stopped front right whin...
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1999 Dodge Ram 1500 Truck 5.9L Poor Idle Quality, Misfire VIN: 3B7HF13Z0X
Truck came in with check engine light on and customer requested repairs be made in order to pass DEQ. Code came back as P0420: CAT Efficiency low. Read data stream while analysing emmisions; Both Pre CAT and Post CAT O2 sensors mimick each other. Readings are ... Trouble codes: P0420 (Catalyst system efficiency below threshold)
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1999 Ford Contour SE 2.0L engine VIN: XLP408900E
Thanks in advance,took on this Contour 2.0 VCT when it arrived was running but the Timing belt Idler pulley in the head broke its mount bolt off in the head. R&R head for milling and repair of the broken bolt hole(hogged out hole) and Installed complete timing...
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2001 Ford F-150 XL 5.4L Unknown VIN: 1FTRX17L41
after doing heads runs very rough. if you pull coil wires on right head no change all four have no eftect. its only running on left four cly. i have checked and ouble checked timing marks. has great compression in all 8 cly. have good inj. pluse and spark on a...
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2002 Ford Mustang 3.8L Poor Idle Quality, Stall VIN: 1FAFP40482
Car dont want to run or idle in open loop and all values seem to be wrong. When vehicle goes into closed loop will idle fine and values return to normal except stft 1 & 2 are way up at 33%. Getting a koer code p0505. Went through flow chart and determined defe... Trouble codes: P0505 (Idle air control/ koer only), P1131 (Lean code/ global only), P1151 (Lean code/ global only)
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2003 Ford Windstar SE Sport 3.8L Poor Idle Quality, Surge, eng. racing in drive VIN: 2FMZA57483
Van will start idle fine most of the time. Every once in a while, maybe a month, maybe 6 months, when it is put into drive the engine will rev up and surge up and down, to where you have to hold the brake hard to prevent it from taking off. If you put it in ne...
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2004 Ford Taurus SE 3.0L Broken Plastic Clips VIN: 1FAFP532X4
During routine maintenance, replacing fuel filter, the inlet and outlet lines at the filter, the plastic clips broken and couldn't find the proper clips. The clips are different and not the same like other clips. Dealer wants to sell the whole nylon fuel lines...
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2005 Ford F-150 XL 4.2L Poor Idle Quality, Hesitation VIN: 1FTRF12295
Hi All, Got this 4.2 V6 with limited power. I can mash throttle from a start and truck will slowly get up to speed, takes about 20 seconds to get to 15 mph. Will get to 85 mph after 90 seconds. PCM fails to control idle speed, after warmup with AC on, it drops... Trouble codes: P0506 (Idle Speed Lower Than Expected), P2106 (Throttle Actuator Control System- Forced limited power)
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2006 Ford F-250 Super Duty XL 5.4L ABS Module VIN: 1FTNF20516
After all of the steps taken we still have the same problem as when truck was brought in. Code C1155, Left & Right front wheel sensor input circuit malfunction. Also hve Code U 1900, Controller area network communication bus mal function, receiver malfunction.
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2006 Ford F-250 Super Duty Lariat 6.0L Turbo bearing noise VIN: 1FTSX21P46
Howdy...We have a turbo bearingish noise under 80% acceleration after repairs were made: Had egr code and intake clogged, sold the customer removal of intake for decarbon, bullet proof egr cooler and oil cooler (customer wants to keep it for 10 years). We have...
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2007 Ford F-250 Super Duty XL 5.4L Stall VIN: 1FTSX20567
Truck came in for mil lamp on, lack of power, running rough and missing. First time for tune up, replaced new plugs with encontered several broken plugs but managed to extract them out with special tools. Replaced intake manifold gaskets, flushed injection sys... Trouble codes: P0174 (System too lean on bank 2), P0300 (Random misfire detected), P2006 (Intake manifold runner control bank 1 stuck closed.), P0316 (Misfire occured in the first 1000 engine revelotion)
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1997 Geo Prizm 1.6L No Start VIN: 12JW833EUE
ok guys any help with this one will be greatly appreciated. this is my friends car and we are working on it at the house, so having said that i have limited access to scanner etc.. at home. ok this car is getting no spark and no injector pulse width, we instal...
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1997 GMC Savana 1500 5.7L Poor Idle Quality, Hesitation, Surge VIN: 1GBFG15R7U
Good evening gentlemen.I have this van that idles rough for a few seconds then it clears up ALMOST entirely.It starts fine but you can see O2 sensors Bank 1 & 2 pegged high(readings 1076mv)stft go down to -80 then pcm goes open loop and van idles fine except i... Trouble codes: P0102 (maf ckt low)
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2005 GMC Sierra 2500 HD 6.6L Black smoke VIN: 1GTHK23295
Client brought in vehicle complaining of black smoke on accel. Confirmed black smoke with client and found it to smoke out a huge cloud of black smoke enough to blind and hide the vehicle next to me at a stop light. Started diagnosis with scanner hookup and ch...
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2007 GMC Acadia SLT 3.6L No Front Blower Motor Operation VIN: 1GKER33747
Costomer came in with no front blower motor operation. Removed blower motor and benched test ok. Have bright bright test light at blower motor purple wire and bright test light at black wire at blower motor. Scoped a blower motor speed control wire to find a v...
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2009 GMC C5500 Topkick C5C042 8.1L MIL Lamp on VIN: 1GDE5C1G09
THANKS IN ADVANCE FOR ALL YOUR HELP, This truck belong to us, drving down the road goes into limp home mode, pull over turn ign off for about 3-4 minutes it will drive normal again for a while, there is no pattern to this,we replaced throltle body few months b... Trouble codes: P1516 (Throttle Actuator Control TAC Module Throttle Actuator Position Performance), U0107 (Serial comm)
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1999 Honda Civic Value Package 1.6L anti-theft VIN: 2HGEJ6611X
Hi Honda Techs! I am looking for the unlock code for the mentioned vehicle. VIN is [...] Looks to be the stock unit. If a serial # for the radio is needed. I will update, hopefully the VIN will suffice. The cust. called the dealer. They were of no...
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2003 Hummer H2 6.0L Chain & Sprockets VIN: 5GRGN23U63
I have an 03 H2 with Borg 4484 transfer case. Vehicle has rattle sound out of the t-case above 15mph, most noticable between 15-30mph. Replacing the chain made it a little quieter but rattle is still there. Any wise words from you guys out there?
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2007 Hyundai Sonata GLS 2.4L engine VIN: 5NPET46C37
The customer stated the engine was making a noise at higher rpm right before shifting into the next gear. I test drove the car to verify. The noise would also occur when revving the engine up to about 2000 rpm, it tended to go away and come back. The noise see...
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2001 Infiniti I30 3.0L left front power window VIN: JNKLA31A21
Got this car in to fix a miss and SESL, no problem with that, its done. However now this other issue has cropped up. When I roll the window up and it reaches the top, it then rolls itself back down about 3 inches and stays there. Every attempt to roll it up re...
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2004 Jaguar XJR 4.2L MIL Lamp on, limp mode VIN: SAJXA73B94
Trouble-shooting P1229 shows only checking the 2 circuits between the ECM and the throttle body. It states that if less than 5 ohms is the result, replace the throttle body. Our readings are .1 ohms. We suspected a faulty new part. We spoke to the shop foreman... Trouble codes: P1229 (Throttle motor control circuit malfunction)
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1994 Jeep Grand Cherokee Limited 5.2L Radiator VIN: 1J4GZ78Y3R
* hello seem to be haveing this problem with this jeep blowing radiators this is the third one. Before we replaced this one we did a head gasket job due to the fact that we could only come up with that it could be possible be in the headgasket area well it did...
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2001 Jeep Cherokee Classic 4.0L Cooling Systems VIN: 1J4FF38S61
this monster came to me from another shop.radiator,clutch fan water pump,stat all replaced at other shop.the jeep is overheating after you drive it for about 10-15 minutes.we replaced the stat again,same problem.pulled plugs,found combustion leak into cooling ...
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1992 Lexus SC400 4.0L inside vehicle VIN: JT8UZ30C2N
Hello guys. I have this 92 Lexus SC400 in my shop and cannot find why the inside of vehicle smells like gas. I exposed the fuel tank and did a smoke test and never found a leak. I also did an evap test and passed leak check. Has anyone ran into this problem be...
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2004 Lincoln LS 3.0L Hesitation, Cuts out, Lacks power throttle VIN: 1LNHM86S14
Any ideas out there on this Lincoln? I know you are thinking already this guy went against what everybody else posted on these fault codes. I read several other posts, got input from other technicians and don't know where else to turn. Throttle body replacemen... Trouble codes: P0122 (Throttle/ Pedal position sensor A circuit low input), P0223 (Throttle/ Pedal position sensor B circuit high input), P2110 (Throttle Actuator control system forced limited RPM)
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1996 Mercedes-Benz S320 LWB 3.2L Misfire VIN: WDBGA33E8T
idk whats wrong with this car, im going to replace coil and see from there. tired of looking at this car, check engine light went off but idling still the same. sounds like its missing but if reved up pass 2000 rpm runs fine, on test drive, hesitates until pas...
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2002 Mercedes-Benz S500 5.0L Car wont turn off VIN: WDB2201751
Hi friends this car wont turn off you retire the infrared key switch off and the car still running the stop lamps stand on an the car will turn off on 10 to 15 minutes codes stop lamp switch implausible, i replace brake switch and nothing happens, i dont know...
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2006 Mercedes-Benz S430 4.3L Control Arms VIN: WDBNG70J76
I am looking to replace the 2 lower control arms and the press in ball joint on the L/F suspension. My determinator does not communicate with the vehicle but it also does not show the option for the air suspension. I don't know if the Snap-on solus offers it o...
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2000 Nissan Altima GXE 2.4L No Start VIN: 1N4DL01D6Y
no codes,no start,no injector pulse,security light flashing and wont reset with any door,security light on and flashing and no start.
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2003 Nissan Pathfinder LE 3.5L Excessive Emissions VIN: JN8DR09Y63
I have this Nissan Pathfinder that came in for a check engine light and exhaust leak, it had a bad heater in the bank 1 sensor 1 sensor, and the header pipe was leaking, I replaced both and test drove to perform a smog and the vehicle failed the first test, th...
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2002 Pontiac Montana 3.4L trac control VIN: 1GMDX03E2D
We replaced it with a used unit and when it was come it was working great. now customer returns and the traction control light doesnt come on in the dash when they switch it off and on mannually. with scanner hocked up and switching it the scanner shows it is ...
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2002 Saab 9-5 Arc 3.0L oil flow VIN: YS3ED592Z8
Did oil change with cylinder head job as usual, and the oil gooped out in blobs. Oil light is coming on at idle in gear, and the lifters are VERY slow to pump up. I'm already sure the pick-up screen is clogged, but I want to test for sure. I need the oil pre...
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2002 Saab 9-3 SE 2.0L No Start, Stall, MIL Lamp on VIN: YS3DF78K52
The Check Engine light has been on for quite a while, like maybe over a year. Trying to determine what is causing this fault to occur. I realize it has nothing to do with customers problem of long cranking and or hard starting since that just started occurring... Trouble codes: P1663 (Charge Air Control Valve circuit short to B)
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2003 Saab 9-3 SE 2.0L Power windows (driver side) VIN: YS3FB49S93
Vehicle came in for driver side power window up/down intermittently inop. Disassembled driver side switch, found corrosion, and cleaned. Reinstalled switch worked fine. Decided was a good idea to replace switch anyways, got new switch from dealer installed and...
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1996 Toyota Tacoma DLX 2.7L Speedometer VIN: 4TAWM72N0T
Could the speedo drive in the tranny cause this, I have never had this happen, he said he went into reverse and after that it stopped working.
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2000 Toyota 4Runner SR5 3.4L Hesitation, Surge, Misfire VIN: JT3HN86R9Y
This truck has been exceptionally well maintained, T-belt new at 200,000, clean engine with synthetic oil, no noticable oil burn, correct fuel pressure, MAF, and A/F sensor readings, new O.E secondary ignition. It runs rough like an ignition misfire intermitte... Trouble codes: P0120 (TPS Circuit A)
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2001 Toyota Tacoma DLX 2.7L Poor Idle Quality, High Idle VIN: 5TEPM62N41
Your help would be greatly appreciated on this Toyota. When it first came to us, it was idling so high it was hitting rev limiter and surging up & down. We initially removed Throttle position sensor & ensured it had been installed properly. Smoke tested for va... Trouble codes: P0120 (Throttle Position Sensor circuit out of range), P0440 (EVAP system leak detected), P0401 (EGR system low or no flow)
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2007 Toyota Tacoma Pre Runner 4.0L gauges VIN: 5TETU62N07
Customer brought vehicle in with complaint of ABS continuing to run after turning engine off and battery going dead. He told me that there was a large lightning strike very near the vehicle earlier that evening and later he noticed the ABS pump running. He rem...
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2006 Volkswagen Beetle 2.5 2.5L Misfire, MIL Lamp on VIN: 3VWRW31C16
Thanks in advance. This Beetle came in with PO300,302 & 304. We put 5 new coils and plugs. Same thing. Then we did injection service. Same thing. I smoked it hot and cold, no leaks. Swaped injectors,same. Did compression test , all 175. Ramped amp new coils an... Trouble codes: P0300, P0302, P0304
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1987 Volvo 244 DL 2.3L Excessive Emissions VIN: YV1AX8859H
Vehicle is being difficult. I replaced the t-stat because a .47v (according to my vantage) is below 176f. Old t-stat is rated at 190f as is the new one, old looked ok but replaced anyway because I had it out. From my findings (emissions and o2 sensor) this fue...
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2004 Audi A6 Quattro 2.7L unknown VIN: WAUCD64BX4
The lower control arm was at fault, the way I verified this was to jack up the left side just enough to keep weight on the tire and have someone turn the wheel, you an feel the vibration through the control arm when the sound is made also if you disconnect the...
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2005 Audi A6 Quattro 3.2L MIL Lamp on VIN: WAUDG74F15
I received at least 3 replies that indicated that the ECM itself would have to be replaced. Unfortunately there is no definitive way to identify that the ECM is the problem and if there is no new software from Audi for the ECM you cannot reflash it. Jeff fro... Trouble codes: 18836 (EVAP leak detection pump sense circuit).
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2005 BMW Z4 2.5i 2.5L Clunks VIN: E4USBT335X
Hello everyone and thanks for the help. Upper strut mounts fixed this vehicle. I received many replies, many about bushing issues, but mine was upper mounts as some said as well. Thanks ROn
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2000 Buick LeSabre Limited 3.8L lifter noise VIN: F123456689
Thanks for all the help. Parts are on order. Although not yet running correctly we are confident that this will fix this issue. There are two types of gasket designs for this engine. We ordered the newer one. Other then the regular small things that break off ...
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1996 Chevrolet Camaro 3.8L Eats ignition coil's VIN: 2G1FP22K8T
I would like to thank all 18 people who took the time to reply. I'm going to call this one fixed. I was leaning toward a PCM but it's frustrating when you can't actually "see" the problem or catch it on a scope etc. I had a very difficult time trying to measur... Trouble codes: P0300 (Random misfire).
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1999 Chevrolet Tahoe LT 5.7L Pedal Height VIN: 1GNEK13R1X
There were lots of good replies to this, thanks everyone! This car had multiple brake probs & we never got it 100% fixed as customer ran out of willingness to follow it to the end. (he couldn't understand an over $2000 brake problems, however he has 300,000...
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2000 Chevrolet Tahoe 5.3L Hesitation VIN: 1GNEC13T0O
First off, I would like to thank everyone that replied. Many thanks to Robert from Indiana, Timothy from Wisconsin & Timothy from Arkansas. Robert was first out of the box about faulty o2 sensors causing this problem. The strange thing about this being the pro... Trouble codes: P0301 (Misfire 1).
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2003 Chevrolet Silverado 2500 HD LT 6.6L Left front axle seal VIN: 1GCHK29173
Well after reading all the reply's, I had already hit it as hard as I thought I should have. I didn't feel like taking it out, so I cut a U shape hole in a piece of 3/8" steel, put it behind the flange, put all but one of the bolts back in the flange and tig...
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2005 Chevrolet Silverado 3500 6.6L Hesitation VIN: 1GBJC39245
I want to start by thanking everyone for their help. It was the wrong crankshaft reluctor wheel installed on this engine. After we installed the correct reluctor wheel and reassembled the vehicle, it fired right up. I spoke to my local JASPER sales represen... Trouble codes: P0335 (Crankshaft position sensor circuit), P0336 (Crankshaft position sensor performance).
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2008 Chevrolet Express 3500 6.6L starter VIN: 1GBJG31658
Had to send the vehicle to the dealer because the problem was the ecm and it was still under factory warranty. It is what turns the starter micro relay on in fuse box. The ecm had to be replaced. The engine starts every time with no problem. Getting to be ridi...
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2007 Chrysler 300 (Car) Limited 3.5L No Start VIN: 2C3KA53G48
thanks guys .. i replaced the plugs they were foulded badly .. checked cam timing etc.. now it starts at least .. but soon shuts down like its in theft mode .. still no codes or big red flags .. looks like i need to track down a skim problem now data revea...
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2001 Dodge Grand Caravan ES 3.3L trans in limp mode. VIN: 2B4GP44G21
Thanks for the replies. It was the pack that was the problem. Replaced it after looking at the wiring again. It shifts great now. Thanks
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2002 Dodge Stratus R/T 3.0L MIL Lamp on VIN: 4B3AG52H12
Thanks to all who replied. One member suggested that I follow the wires to find the pcm. I had already tried that and unfortunately, the harness runs through the firewall above the gas pedal and runs up above and behind the hvac box and the dash. Impossible to... Trouble codes: P0134.
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1989 Ford F-250 XLT Lariat 7.5L Excessive Emissions, Poor Idle Quality, Cuts out, Stall, Misfire, Poor Fuel Economy VIN: 1FTHX25G1K
Fixed after 2 days of hair pulling. The Transmission Range selector switch was shorted! As soon as we unplugged the switch the idle smoothed out and injector pulse width went back down to 4 ms. I spent several more hours after posting checking all sensor wires... Trouble codes: 31 (Evp out of range).
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1995 Ford F-350 XLT 7.3L pedel drops to floor slow VIN: 1FTJX35F3S
Thanks for all the help with this one, I had seen other vehciles do the same thing a few times and we had blocked and bypassed all wheels and the ABS valve before posting request. And the bullentine from Ford was also seen but Ford didnt not have the new part ...
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1997 Ford Thunderbird LX 3.8L Hesitation, Misfire, MIL Lamp on VIN: 1FALP6245V
THANK YOU ALL FOR YOUR RESPONSES. AFTER RECHECKING COMPRESSION, LEAKDOWN, BACK PRESSURE AND SO ON, WE WENT TO A SHOP WITH A BETTER SCOPE AND FOUND THE DWELL TIME ON THE COIL FOR CYLINDERS 3&4(THE SAME SECTION OF COIL) HAD A WEAK PATTERN. TESTING WITH SPARK TES... Trouble codes: P0303 (Cylinder 3 misfire).
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2003 Ford F-250 Super Duty XLT 6.0L Excessive Emissions, Hesitation, Cuts out, Stall, Misfire, Poor Fuel Economy VIN: 1FTNX2TP63
Replaced number 1 injector. Moving the #7 plug to #1 and re buzzing really worked good. I have never done internal repairs on one of these and was very suprized how easy it was to change it. Thanks for all the input ... Trouble codes: P0261 (Inj circuit Low Cly 1), P0262 (Inj Circuit High Cly 1).
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2006 Ford E-450 Super Duty 6.0L Stall VIN: 1FDXE45P56
installing frame mounted fuel module seems to have fixed the stalling problem. now onto the hard start hot concern and finding the high pressure leak.thanks to all who helped. Trouble codes: P2290.
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2008 Ford Taurus SEL 3.5L Unknown VIN: 1FAHP24W8G
Thanks guys found it to be the upper strut bearing a frind of mine who works at a Ford dealership lead me to it
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2002 GMC Savana 2500 5.7L Rear brakes VIN: 1GTGG25R32
We finally fixed this vehicle. We replaced the hardware on the rear. No change. We then machined both rear drums that were new. They were definetly out of round. That got rid of the shuttering in the rear, but the rear brakes would just lock up and overheat at...
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2000 Hyundai GRANDEUR 3.5L 2-3 Shift VIN: KMHFU41DRI
Transmission was removed and overhauled. It now operates correctly. During dis-assembly, it was noted that some clutch plates were slighly burnt and some valves in the valve body were dirty.It is suspected that a change of oil caused the build-up of foreign m...
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1999 Jaguar Vanden Plas 4.0L Poor Idle Quality, Surge, Stall VIN: SAJKX6042X
Like to thank everyone for all their help. This one got me good. I took the front cover back off, and ordered a right side VVT actuator being that I didn't find anything else wrong. I spun the engine around by hand 5 or 6 times, on the last rotation I heard a ...
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2008 Jeep Compass Limited 2.4L Hesitation VIN: 1J8FF57W78
I was unable to duplicate the condition the owner described, and did check the drive belt and components for binding or ecessive drag and found none. There is a TSB{[...]} about a binding lock cylinder, though the conditions described in it did not quite m...
3
2007 Kia Sportage LX 2.0L locked in limp in VIN: KNDJF72447
thanks for the replies I actually fixed it yesterday. Turns out in the fuse for the back up lamp circuit was MIA. Put fuse in the proper cavity not the spare below and everything is good now. took me longer to put everything back together, basket case, than to...
4
2000 Lexus RX300 3.0L VVT Cam gear VIN: JT8BD68S5Y
Rod from Arkansas NAILED every part of it. First-off, sorry, I didn't notice I clicked the wrong model in the drop-down box. DOH! It was indeed a GS300. We cleaned the screen as mentioned (there were a few bits of rubber or something on it) and for good me...
5
2003 Lexus IS300 3.0L Valve cover Leak? VIN: JTHBD19273
Hi there everyone. I put in valve cover gaskets and this, in fact, fixed the oil leak problem. Thanks for the input. Ron
8
1987 Mercedes-Benz 260E 2.6L Compressor VIN: WDBEA26D2H
We went ahead and replaced the reciever drier, charged the system with R-134A and both Low and High side pressures were normal. A/C is cold inside the vehicle and will be returned to the customer. I guess the old adage should be followed, I didn't buy the car,...
11
2006 Suzuki Forenza 2.0L Cooling Systems VIN: KL5JD56Z76
A new radiator cap fixed it! I couldn't test it because I didn't have the correct adapter (do they even make one), so I took the gamble and it's fixed. Thanks for the help
7
2001 Toyota Sequoia Limited 4.7L Mechanical VIN: 5TDBT44AX1
Thanks again for the advice. As far as the update the advice on pulling the trans before the engine sounds like what I should do. And thanks for letting me know about pulling the intake off first too. Sounds like I'm in for a real treat with this one but it wi...
25
2001 Volkswagen Jetta GLS 1.8L Misfire VIN: 3VWSC29M61
Hi this car is fixed. after testing the harness, cam & crank sensors we sti9ll had no signal from the ECM. Replaced ECM and all is well. Thanks Bob Trouble codes: 16684 (Random/mutiple mifire), 16687 (cylinder 3 misfire), 17950 (angle sensor 1 for throttle actuator implausible signal), 17976 (thrttle actuator mechanical failure).
7
2004 Volkswagen Golf GL TDI 1.9L shifts VIN: 9BWGR61J64
No fix here, Joe had good suggestions and we had already performed those checks, other responses were for the wrong transmission. Told customer to drive until problem can be duplicated at the shop. A fix may be on the horizon, we'll see...
3
2004 Volkswagen Jetta TDI 1.9L Serp Drive Belt VIN: 3VWSR69M14
THANKS TO ALL WHO REPLIED SO QUICKLY, WE DID REPLACED THE ONE WAY ALT PULLEY AND PROBLEM IS NOW CORRECTED. WE HAVE SEEN THESE GO BAD ON CARAVANS BUT WOULD NOT HAVE SAME SYMPTONS AS THIS VW. EXCELLENT INFO FROM ALL
8
2005 Volkswagen Jetta 2.5 2.5L No Forward Gears VIN: 3VWSG71K55
...Well the fix was to overhaul the trans, K1 clutches burned, and the K1 piston looked damaged. Will update if I find more problems... as iATN wants this post closed. Thanks for all the replies. Great Job Guys!!
3
1998 Volvo V70 X/C AWD 2.4L Drive-axles VIN: YV1LZ5648W
Thanks to everyone for all the info and we will from now on replace all 4 tires with the same brand in the future.
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