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Prev Professional Automotive Repair Technical Discussions for April 20, 2012
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Open Help Requests for All Makes and Models
Help Request Answers
2002 Acura RSX 2.0L vtec actuator VIN: JH4DC54852
p1259. intermittantly mil will illuminate and engine won't go over 4000rpm. suspecting actuator failure. any honda guys out there have any insight? have already performed multiple engine oil flushes and cleaned solenoid as well. Thanks in advance!! G
2006 Acura MDX Touring 3.5L Horn, Cruise, radio buttons on steering wheel VIN: 2HNYD18806
Customer brought in for no horn operation,cruise control and radio buttons not operating. R&R steering wheel and check power and grounds - okay. Tested continuity in clock spring for air bag - out of specs. Replaced clock spring and everything operated normall...
2006 BMW 525i 3.0L water pump VIN: WBANE53576
I have this 06 bmw 535i and it is overheating. I have narrowed it to the electric coolant pump because I have no flow and the hoses going out of the pump are cool. I have battery positive on terminal 1&2 and the contact ground at terminal 4 is good. I went ahe...
1970 Buick Skylark 7.5L Turbo 400
My personal car, 70 Buick Skylark, 489 BBC approx. 700 HP, Art Carr Turbo 400, reverse manual valve body with trans brake, 4.30 gear 9 inch rear. Went to the drag strip (1/8 mile) last weekend, very first pass. 1st gear OK, shifted into 2nd OK ready to shift i...
2001 Buick Park Avenue 3.8L Poor Idle Quality, Hesitation, Cuts out VIN: 1G4CW54K41
Customer brought vehicle in for a ck eng lt. After scanning a P0102 showed up did some cks and replaced the sensor. He also said the car would hesitate at times when accelerating from a stop. After the MAF replace I drove it and felt the cutout. When I accel f...
2003 Cadillac CTS 3.2L Battery Discharging VIN: 1G6DM57N73
The following modules stay "running": 1. Driver door module 2. Trunk door release 3. Interior Lamp 4. Amplifier 5. Audio The following codes are present: 1. P856 2. P318 3. B3832 4. B1327 5. U1301 6. U1040 THANKS FOR YOUR HELP IN ADVANCE!
2007 Cadillac Escalade ESV 6.2L instument clustetr
this vehicle has an inoperative instrument cluster.none of the gauges or backlighting are working.the only sign of life is the gauge needles are dimly flashing.have verified both the powers and ground to cluster.will not communicate with my genisys.scanner doe...
2001 Chrysler PT Cruiser 2.4L Poor Idle Quality, Cuts out, Stall VIN: 3C8FY4BB41
Has anybody run across a 2001 PT Cruiser that stalls out especially when going into reverse. the strange symptom is that the cruise light comes on when the stall occurs and runs rough at times when the light is on. The cruise control is not set to be on, but c...
1993 Dodge Dakota 3.9L Starting VIN: 1B7FL23X3P
Hi everyone. Thanks in advance. This one is eating my lunch. When I first saw the truck, it would die at random times.The edvidence suggested a Distributor. It was replaced and it worked for a few days, but back again. The problem - The ASD and Fuel pump rel...
1997 Dodge B2500 3.9L Hesitation, Stall, MIL Lamp on VIN: 2B6HB21X7V
Van came in for misfire at times and dies out .Test drove runs pretty good but at times seems to cut out.Brake torque no problems will brak tires loose.Check mis fire counter on scan tool and can see cylinders misfire 1,2,3,4,5.Cylinders 1,3,5 are the worst.It... Trouble codes: P0351, P0301, P0303, P0305, P0300
1997 Dodge Caravan SE 3.3L power steering pump / rackinpinion VIN: 1B4GP45R4V
customer stats vehicle had been sitting for two weeks .power steering was stiff.then started working ok .customer went to backup,power steering only work one way .now power steering inop .
2001 Dodge Dakota 3.9L 4wd VIN: 1B7GG26X71
The sevice 4wd light comes on onthis truck. We cannot comunicate with any module other than engine managment, No modules come up on module status. Truck runs and drives ok No codes from engine. Only system that is effected is the 4wd. When checking the wires w...
2001 Dodge Ram 2500 5.9L Surge, Cuts out, Misfire VIN: 1B7KF23621
Ok. This truck was towed in as a no start . Customer complained that truck was blowing grey smoke under load , then stalled. I took for a test drive after about 10 km. ( 6 Miles ) Truck started to miss and blow grey smoke . As well lack of power. Scan data s...
2002 Dodge Intrepid SE 2.7L Block VIN: 2B3HD46R32
Customer was chasing overheating issue, and had the car towed to us. When we added coolant, it ran out of the water pump drain hole next to the thermostat housing. (This engine has a hole through the block to the back of the pump for drainage when the pump sha...
2004 Dodge Ram 2500 ST 5.7L Poor Idle Quality, Surge, Cuts out, Stall VIN: 3D7KU28D04
Okay so were a bit stumped here. Truck came in with ETC light on (the lightning bolt in parenthesis) Initially pulled codes : -p060E -p2112 -p2101 -p2135 -p0222 -p0122 -p0221 -p0121 -p2172 The majority of those are ETC/ TPS/APP codes. After replacing wha...
2005 Dodge Neon SXT 2.0L engine VIN: 1B3ES56C45
this vehicle has a severe vibration from engine with car running while on drive - reverse - or any other position except parking. Customer says vibration was not there before timing belt job was performed.We found engine mounts weak & defective & replaced all ...
1995 Ford Ranger Splash 4.0L Excessive Emissions, MIL Lamp on VIN: 1FTCR10X0S
Hello and thanks for any help. Got this Ranger, customer thought it was running fine, got his emission test, you can see the results. Freeze frame data for P0300 showed idle speed, B1 ST+LTFT -24%, B2 ST+LTFT +42%, engine temp 190d F. Checked ECT, MAF, fuel pr... Trouble codes: P1132 (B1S1 rich), P1152 (B2S1 rich), P1151 (B2S1 lean), P0300 (Random misfire)
1996 Ford Windstar GL 3.8L Poor Idle Quality VIN: 2FMDA5143T
Idles to 2100rpm for 10 seconds than returns to 850. Will idle up to 1200 when put in gear. Oviously not checking for dirrect cause, can only asume input telling ecm to change idle. Been working on and of with customer for two months. Thanks in advance.
1999 Ford F-250 Super Duty Lariat 7.3L applies converter at 1-2 shift harsh!!! VIN: 1FTNW21F2X
Howdy again, Man I loves me them Fords... This one came in because the dealer told him it needed all injectors, all engine seals, and an injector pump (their words not mine). Anyway what we found was that the truck needed some normal maintenance, but the torqu...
2002 Ford Focus ZX5 2.0L Poor Idle Quality, MIL Lamp on VIN: 3FAFP37332
Hello and thanks for your help. This car has rough idle all the time. The engine smooths out when you get it off idle. It appears to be running lean as when propane is added into the air cleaner the idle speeds up and smooths out. However the fuel pressure and... Trouble codes: P0136 (H02S12 Fault), P1131 (H02S11 reads lean)
2003 Ford Explorer Sport Trac XLT 4.0L Excessive Emissions, Poor Idle Quality, MIL Lamp on VIN: 1MFMZU67E3
HI FELLO TECHS this vehicle came to the shop with the above mention codes we cleared them and the codes came back during twoo hours of driving ,we change the oxygen sensors as well as the intake manifold gaskets[ both sets ] . ,i clean the air flow sensor and... Trouble codes: P0705 (Po135-), P0135, P0141 (p0155- p1702), P0155 (p1702), P1131 (p0460), P1152
2003 Ford Windstar SE Sport 3.8L MIL Lamp on, No communication VIN: 2FMZA574X3
I have no communication with any module in this Windstar except the Airbag module. Came in with a complaint of check engine light, ABS lights on and surging. Tested wiring at test connecter and I have 12v, 2 grounds, and what i assume is reference voltage. The...
2005 Ford Mustang 4.0L noise VIN: 1ZVFT80N75
We thought the pump was making noise & replaced it along with standard overhaul kit. The noise did not go away so we replaced the pump & converter again, no change. This is a loud buzzing, vibration type noise. Driving us crazy. Any help would be appreciated.
2005 Ford Expedition Limited 5.4L compressor VIN: 1FMFU205X5
Customer states a/c blowing warm air. Found pcm not grounding compressor cluth relay. Ohm tested wire from pcm to relay got .2 ohms. Have not been able to find on/off data for the compressor on the scanner. It does say auto a/c is off on the scanner all the ti...
2006 Ford Fusion S 2.3L coolant fan VIN: 3FAFP06Z56
This car came into the shop for a check engine light. It had a p0128 coolant temp to low. Found that the coolant fan runs when the heat is set to anything other than floor heat or shut off. With the heat off the temp comes up like it should and the t-stat is w...
2007 Ford F-150 XLT 5.4L Hesitation VIN: 1FTPW14507
This truck had us all thinking it had a plugged Cat. Starts fine, accelerates great when cold but after it warms just a little it really looses power on acceleration. We pulled the Cats and it ran the same. MIL is off but found a pending code of P2197, O2 sens... Trouble codes: P2197 (O2 pegged low)
2008 Ford Taurus SEL 3.5L Check Engine Light On VIN: 1FAHP24W68
I don't even know where to start on this one. Code is P2068 Fuel Level Sensor B Circuit High. First went to Alldata: They say go to code P2065 and use the info for that code. Under P2065 its says "Communication Link COncern, Damaged (IC) Instrument Cluster, Da...
2007 GMC Sierra 2500 HD SLT 6.0L MIL Lamp on VIN: 1GTHK29K57
This is a nightmare truck. Truck will divert to transmission limp mode and gauges will flutter when problem occours. PCM, TCM, BCM, ABS all loose communication. I have not been able to duplicate the situation in the shop. Problem will happen sometimes once a w... Trouble codes: P0575, P0700, P2544, U0101, U0102, U0100
2002 Infiniti Q45 4.5L ignition switch VIN: JNKBF01A02
Hi all I have this Q45 with seems to have a Immobilizer System problem. This has the electronic key with chip inside. Once i insert the key the security light comes on, the ignition will not turn and the steering wheel is locked. I have a launch scan tool to w...
2000 Isuzu Trooper Limited 3.5L not shifting VIN: JACDJ58X8Y
Hello and thank you.The truck originaly went to another shop with this problem. I have this trooper that wont shift when you put it in drive (Fail safe). The transmission will shift if you manualy shift through the gears.No codes checked all the speed sensors ...
2004 Jaguar Vanden Plas 4.2L Touch screen VIN: SAJWA74C44
This Jag has a touch screen for the HVAC, radio and Nav controls. It flashes on and off in 2 second intervals. It will only display the heat control. The only recent work was a battery (used memory saver while replacing) and a combo switch. I have checked all ...
2002 Lincoln LS 3.0L No Start VIN: 1LNHM86S02
i pulled cluster to replace airbag light reinstalled vehicle would not start got the two codes listed about i have ids replaced antenna and reprogramed keys also reprogramed as if i had replaced cluster i get same codes no matter what i do this is driving me c... Trouble codes: B1681, P1260
2001 Mazda Tribute ES 3.0L bank2 VIN: 4F2CU08151
dead miss on cylinders 4 and 6. compression at 175, 4 percent leakage, coils firing, injectors firing. Have checked timing marks 5 times and it is correct. Crank relucter gear on correct tab (blue mark). If flipped truck wont start at all. Have smoked tested i...
1997 Mercury Tracer LS 2.0L Unknown VIN: 1MELM13P7V
This car was running rough when it came in but was running. I checked compression and regaped the plugs. When I put them back in and tried to start it, it would not start. Check to see if the injectors were working I got pulses. Getting spark but will not star...
2002 Nissan Altima 2.5L Excessive Emissions, Hesitation, Surge, Stall VIN: 1N4AL11DX2
Thanks for any & all help. This a regular customer that we do all the work on this car. We put an engine & converter in it about 8 months ago for the usual oil burning problems these cars had. They have since put over 10,000 miles on the car. This problem is p... Trouble codes: P0420, P0442
2003 Nissan Murano SE 3.5L Poor Idle Quality, MIL Lamp on, Idle too high VIN: JN8AZ08W23
Hey guys, I've gone through the Fixes for this code but can't seem to get this one figured out yet. The car came in initially for stalling on start-up (no codes). After driving SUV to different stops, when restarting idle would drop low (almost stall) then kic... Trouble codes: P0507 (Idle Air Control System. RPM Higher than expected)
2003 Nissan Altima SE 3.5L Suspension
the car came in with a complaint about the right front tire making noise when going over bumps, in the glovebox there was a reciept of both fron struts, and strut mounts being replace 2 years ago and 10,000 miles ago i drove the car and told the customer that ...
1981 Peugeot 4-60 60CID Parts
Can anyone help us find parts for a Peugeot Pisces marine diesel, model 4-60, naturally aspirated, with glow plugs? We have tried Peugeot site on the web and cannot get any response from it. Any suggestions would be appreciated. Thanks, Paul
2006 Pontiac Torrent 3.4L MIL Lamp on VIN: 2CKDL63F76
Car was towed in after going throug carwash customer said lost drive was fine in reverse. Found car in limp mode scan said serial data a A & B not matching. Tested wires ohmed out under 5 volts which Mitchell said was good. And to replace APP sensor we used on... Trouble codes: P1125 (App sensor problem), P1238 (App sensor coraolation)
1995 Porsche 911 Carrera 4 3.6L Unknown
customer car is a 95 993 c4. symptoms are 2. brake pedal is spongy at the the top. feels like air but cannot bleed any air out of system. only fluid. second is brake booster runs every second time you touch the brakes. i have done a lot of research and found m...
1999 Saturn SL2 1.9L Mechanical VIN: 1G8ZJ5275X
HI I have a 99 saturn SL2 with a rubbing noise only when the steering wheel is turned all the way to the left or right stop it sound like metal on metal and is a rotating nOise, the calipers with brackets and rotors have been replaced also has new wheel bearin...
2009 Volkswagen CC Sport 2.0L Timing chain/Cam shaft VIN: WVWNL73C29
Volkswagen and Audi Tech's I need your help and thanks in advance. I have here a 2009 Passat CC with the 2.0l Turbo engine (code CCTA) with the Timing chain. (no timing belt). There is a loud knocking noise coming from the upper timing cover area. The noise...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2012 Bentley Continental 6.0L MIL Lamp on VIN: SCBFR7ZA7C
This case reminded the Scientifich Methodoly classes: be careful with the "fictitious hypothesis"! This Bentley has a vacuum leaking on the vacuum lines related to bank 01 manifold. It is possible to see by clamping the vacuum hose and watching the O2 sensor ... Trouble codes: P0101 (MAF sensor circuit range / performance).
2000 BMW Z3 Roadster 2.5L circuits VIN: 4USCH9345Y
Whoops almost forgot to close this. Guys were dead on about finding wires underneath both seats compromised- a few sections of proper gauge wire ,some connectors, heat shrink and wire loom protection fixed this gem without chasing our tails.
2003 Cadillac DeVille 4.6L Poor Idle Quality VIN: 1G6KD54Y93
Thank you for the help on the 03 Cadillac Deville. Head gasket bad leaking coolant into #1 cyl Removed cyl head replaced head gasket problem solved
1992 Chevrolet S10 4.3L Stall VIN: 1GCCS19Z3N
1994 Chevrolet Astro CL 4.3L fuel VIN: 1GNDM19Z7R
Hello all, and sorry for the late reply as to the fix, but after a few of the replies noted that the fuel pressure for this certain model, is only 9-13 psi, then i started to check my ingnition parts again of which i thought that i had done before , but this t...
2009 Chrysler 300 Touring 3.5L Oil Dash Light VIN: 2C3KA53V49
After reading the replies most said to reflash I brought out my J2534 and attempted to reflash however chrysler required their own w11 pass through so i called a friend and had him reflash with his pass this didn't fix it john from new york lead me back to th...
1993 Ford Ranger STX 3.0L No Start VIN: 1FTCR15U2P
Thank you for all the help. PCM problem. First pcm, truck runs but, stay at fast idle. Second pcm ,truck runs ok, check engine light on. EGR valve relates to code, truck does not have egr valve. Waiting for the third pcm. Anyways, PCM was the problem.
2001 Ford F-250 Super Duty Lariat 7.3L No Start VIN: 1FTNX21F61
Well I wish I had one more update option but since I dont, I will repost when finished. But here is what I have found. The delay in low pressure oil must be the time it takes to compress the air in the top of the hp reservior and pressure gauge hose before the... Trouble codes: P1280 (icp low or high), P0472 (exh press reg peformance), P0198 (oil temp high), P0119, P1690 (waste gate performance), P1140 (water sensor ckt).
2008 Ford F-250 Super Duty XLT 6.4L No Start, Stall VIN: 1FTSW21R88
had defective ipc valve on pump,replaced pump again and all is good.Ford dealer was reluctant to warranty pump and tried to tell me whole engine is shot lol,gotta love dealership parts counter diagnostic's Trouble codes: P0090.
2003 GMC Sierra 2500 HD SLE 6.6L no acceleration VIN: 1GTHK29153
The fix in this case was the connection at the pcm on the accelerator posistion wires. Tightened and cleaned connection all has been good. Sorry for the delay but I wanted to make sure it did not come back. Also I had several responses saying bad throttle body... Trouble codes: P2133.
2008 Honda Accord LX 2.4L cylinder head VIN: 1HGCP26338
All back together and so far so good .The lost motion assembley was confusing because mitchell said to install after the rocker ass. and they were just springs I was looking for some type of assembly .Thanks to all for the support
2002 Hummer H1 6.5L Accessories VIN: 137FA84322
2002 Jaguar X-Type 3.0L shifting VIN: SAJEA51C02
First: Thanks for the help - there was some insightful imfo there. Unfortunetly I believe the problem with this car is much deeper than I anticipate. Luckily another 2002 Xtype came in with ABS problems. I stuck the original TCM into the good car - P1603 set ...
2007 Jeep Grand Cherokee Overland 5.7L input shaft to front diff VIN: 1J8HR68257
Thanks to those who helped us. We now understand that we pumped the CV joint grease out into the shield and it was flowing out of the weep hole. We should have removed the driveshaft instead of pushing the joint back to clear the diff input shaft. We removed t...
2003 Lexus GS300 3.0L Intake VVT VIN: JT8BD69S53
Much thanks and gratitude to Gregg from Stellar Auto Service, just up the road from me in the Tulsa area. He was kind enough to speak with me on the phone on this. Here's the deal: The timing marks on the pulleys are self explanitory. but setting the phase...
2002 Mini Cooper 1.6L Trasmission Shift VIN: WMWRC33452
2003 Mitsubishi Galant LS 3.0L Low Pressure in all Gears VIN: 4A3AA46H73
Thanks to all who replied. Ron from Georgia hit it square on. The cooler was plugged up. I cleaned the cooler out with shop air and went for a test drive. Perfect shifts all the time. So we dug in a little deeper and found that something made out of steel...
2007 Nissan Altima S 2.5L Stall VIN: 1N4AL21E97
thanks all for the replies as gene said it did have bad gas, drained tank added premium fuel now runs great, if the cust had just mentioned that it started running bad after getting fuel would saved a lot of headache! unfortunely it had already ruined one inje...
1995 Porsche 968 3.0L sunroof VIN: WP0AA2962S
Ok this car is back in working order. What we did was replace the gears, switch and adjusted the slip clutch to about 5.5NM. There is no feature for the motor to stop running, for the unlock feature as far as i can tell. I did some reading on the renn list ...
1999 Porsche Boxster 2.5L MIL Lamp on VIN: WP0CA2989X
Thanks to all for their responses. As of yet we have not solved the problem. The engine is in time and there is little wear on any of the tensioner rails and all tensioners appear to be working correctly. There is no breach of the wiring harness, and both c... Trouble codes: P0341 (Camshaft Sensor Short to B), P1397 (Camshaft Sensor Bank 2).
1992 Toyota Camry LE 2.2L Poor Idle Quality, Misfire
Turned out to be champion plugs were put in so I through them out and put NGKs in and it runs like a kitten. Why do people use champs in anything except Chryslers? Thanks for the input.
2002 Toyota Tacoma DLX 3.4L rear diff VIN: 5TEWN72N92
after i replace the rear diff lock motor and switch the rear diff lock lite was flashing when tried to lock rear diff lock system.yes i know 4low etc... When close the switch on diff with a jumper wire rear diff lock lite stays stady like is locked the diff .s...
2004 Toyota Land Cruiser 4.7L Suspension
Hi every one, thanks to all six techs who took some time to respond. Changing the rear shockabsorbers is a simple affair. Took some time to get to the top fasteners but otherwise straight forward. I dont know what kinda experience the owner had elsewhere but w...
2005 Volvo S60 2.4 2.4L Intake cam timing VIN: YV1RS61225
Well, here's the skinny: the camshaft adaptation Vida shows is crankshaft angle (CA), not camshaft, and can vary from 0-50 for intake on this car, all positive values. A cam timing of 0, our aim, will report a CA of 27. Vida says 8 from 27 is allowable. I ...
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