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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for August 23, 2012
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Open Help Requests for All Makes and Models
Help Request Answers
2005 Acura MDX 3.5L Rear differential VIN: 2HNYD18235
Looking for a little help. This vehicle came in for a rear differential service. It was due mileage wise, had no noises. We serviced it using Honda VTM-4 fluid. We filled it up and drove figure eights. The customer picked it up and now about 2 months later the...
2003 BMW Z4 2.5i 2.5L power steering VIN: 4USBT33463
We have a Z4 with no "Power steering", icon on dash present. It was working when we bought it and put it on our lot. New one about $2600. I did my research and checked my signals, but it's dead. Has anyone have resource to a used one or has anyone found a fix?...
2006 Buick Rendezvous CXL 3.5L Electronic VIN: 3G5DA03L46
I am having an issue narrowing down the problem with this speed senor code p0716 it is very hit and miss 2-4 days of driving to present and i have changed it 2 times. I have checked the plugs and harness particularily the plug at trans but also the inside the ...
1995 Cadillac DeVille 4.9L serpentine belt VIN: 1G6KD52B5S
Okay folks, I have been pulling my hair out over this one. the car comes to me with the complaint of an oil leak at the timing cover gasket. The customer asked me to replace the water pump as a PM measure while I was in there. Upon reassembly , I note that t...
2001 Cadillac DeVille DTS 4.6L Misfire VIN: 1G6KF57911
Hello Everyone, I am having problems with a Northstar, The car originally came to us for a overheating condition and we found the head gaskets were bad, Replaced gaskets, all the headbolt threads were good! Anyway put it all back in the car and it will start a... Trouble codes: P0300 (Engine Misffire Detected)
2003 Chevrolet Cavalier 2.2L evap VIN: 1G1JC52FX3
Hi i have a p0440 that came in 2 days ago i found a leak in one of the evap lines i repaired the line and re smoked the system and the smoke machine showed no leaks i was able to activated both the vent solenoid and the purge solenoid and was also able to watc...
2007 Chevrolet Silverado 2500 HD LT 6.6L Right Front Wheel Sensor VIN: 1GCHC23697
We have this 07 Silverado 2500HD that kicks out a C0040-01(right front wheel sensor shorted to battery).Have tried a new sensor to no avail.Have tried an OE wheel bearing to no avail.Tried shimming sensor to increase air gap to no avail.Loaded circuit with 12 ...
2003 Chrysler Sebring LXi 2.7L ASD relay, spark and injector control VIN: 1C3EL56R43
Guys, this car is driving me absolutely nuts. Came in originally with a blown head gasket. Fixed that, then the water pump took a crap. Fixed that, then the timing chain tensioner decided to go, causing the #3 piston to slam and break a valve... Long story sho...
2004 Chrysler Crossfire 3.2L Poor Idle Quality, Surge, Cuts out, Stall VIN: 1C3AN69L14
Car came to us and the car has a very high idle when first started cold the it settles down and hunts for an idle speed after a few minutes. The customer said it had a MAF sensor code so he replaced it with a remanufactured one with no change. The car has no c...
2000 Dodge Ram 2500 5.9L Fuel System
Truck will not start had no lift pump presure so i replaced it also have a po251 & po251 code still no start replaced injector pump bled every thing still have codes & still wont start also checked fuses & moved relayes
2002 Dodge Grand Caravan Sport 3.3L No Start VIN: 1B4GP44312
Hello there, I have this Dodge Caravan. Came in for bad misfire and occasionaly dying. Scanned system and pulled injector curcuit codes, map sensor high voltage and map sensor low voltage codes. Did some poking around and grabbed the wiring harness rear that g...
2004 Dodge Ram 3500 ST 5.9L Excessive Emissions VIN: 3D7MU48C04
This truck smokes at Idle in gear...engine tone changes when put in gear(sounds like overfueling but not to fuel knocking)...When shifted to park from any gear RPM jumps to 1700 and falls to proper Idle right away...I checked HPCR setpoint and HPCR accual...I ...
2005 Dodge Ram 1500 ST 4.7L p0841 VIN: 1D7HA18N75
Hello everyone and thanks for the help on this one. I have this 2005 Ram 1500 pickup that out of nowhere the check engine light came on and started acting like it had 3rd gear starts and a code P0841 LR pressure switch incorrect position. Reverse works fine. I...
2006 Dodge Charger R/T 5.7L Stall VIN: 2B3KA53H66
vehicle came in with complaint of intermittenet bump at cruise, dash dropping out with chime activation. Like you very quickly shut key off then back on. Bulb check in nature. Customer drives long distances daily started as very intermittent and progressively ... Trouble codes: U0100 (Tcm loss of comm with pcm/ecm), P0700, P2172 (High airflow/ vac leak detected randomly sets)
2006 Dodge Sprinter 3500 2.7L converter? VIN: WDXPD94476
this vehical came in for shifting strange I started it and tried to drive it and it did not move. the motor did not even sound like It would rev all the way up. I checked fluid and it is good but burnt. I do not know where to go from here
2007 Dodge Dakota SLT 4.7L Suspension VIN: 1D7HW42P47
We have this Dodge Dakota here that has a terrible ride and the rear end feels very stiff ,also a loud banging over bigger bumps If a 200 lb person bounces on the rear bumper you can feel the rear suspension bottom out clearly ,but it isnt any where near the b...
2007 Dodge Ram 3500 ST 5.9L A/C compressor VIN: 3D7MX48C57
Please help I am stumped here and need to know what steps to take next! I had this truck with an inop compressor clutch which I tested and found to be a faulty clutch. Replaced compressor and sent down the road to quick lube to charge because my machine was no...
1997 Ford Taurus LX 3.0L Misfire, MIL Lamp on VIN: 1FALP53S3V
hi all,hoping for some help on this taurus. this car has a misfire that has me stumped. using my modis ignition scope i can see that cyl 5&6 firing line is non existant. cyl 4 is fine with a nice peak. we originally did a tune up with plugs and wires by mileag... Trouble codes: P0155 (B2S1 o2 heater circuit), P0161 (B2S2 o2 heater circuit), P0305 (cyl. 5 misfire), P0306 (cyl 6 misfire)
1997 Ford F-150 XL 4.6L Under Braking
Customer states the brakes don't stop very good. No noise master cylinder is good. Brake boost is good. The truck seems to be under braked. Has anyone came across this?
2001 Ford Windstar LX 3.8L abs module VIN: 2FMZA51401
i have done all testing needed and have determined module at fault. i have a guestion about programing. alldata said to remove calibration from module before removal. what scantool do we use? thanks
2001 Ford Expedition XLT 5.4L Misfire
I've worked on a lot of these , but this one has me beat, Truck came in with a coolant leak and a miss on #2, The miss was coil on #2 the leak was the intake. I fixed both and the truck ran fine. A day later I got a call back, the truck was missing again. This... Trouble codes: P0304
2002 Ford Explorer XLT 4.0L Transfer case VIN: 1FMDU73E92
I've got an Exploder here I'm pulling my hair out on. Customer complaint was seems to be stuck in four wheel drive. Verified complaint. Noticed when sitting still and going from Park to Drive or Drive to Reverse, or when sitting still in Reverse, the transfer ...
2003 Ford Explorer XLT 4.0L alarm VIN: 1FMZU73K23
alarm goes off without cause when car is locked...repeats several times daily...seems ok if car is open/unlocked...the weather is hot and sunny...but it goes off at night as well...it stops when car is unlocked...or after alarm cycle of about 30 seconds...what...
2006 Ford Focus ZX4 2.0L installation VIN: 1FAFP34N96
New bearing installed and wheel still loose. Got new bearing ,can see from tear down new bearing was not seated all the way down,but snap ring was in. I can see rubber seal on one side and a metal seal on other side.Which side goes towards axle? Bearing number...
2007 Ford F-150 XLT 5.4L Poor Idle Quality, Hesitation, Misfire VIN: 1FTPW14V07
mis on #4,compresion 175,switched coils,switched injectors,scoped coil & injector)OK,smoke tested intake for leaks)OK,etsted with oxy/acc for leaks in intake)ok,fuel trim slightly negative on bank 1short term at idle),po304 after long drive;does not always sho... Trouble codes: P0304
2009 Ford F-250 Super Duty XL 6.4L turbo?
upon test drive truck doesnt have accelleration as it should. when you give it gas you cant hear the whine of the turbo. also when i put pedal to the floor the turbo gauge shows about only 10 pounds.
1998 GMC Sonoma SL 2.2L 4th gear VIN: 1GTCS1446W
hi guys, I am not a transmission specialist by far and am trying to find the problem on my truck to no avail. When i am on the highway cruising at a constant speed and the throttle is steady (10- 20%), the truck will shift into 4th gear and then slip out to 3...
2010 GMC Savana 3500 LT 6.0L Charging VIN: 1GJ2GZDG2A
Hi techs: i have this 2010 gmc savana that has a no charge problem. when we first got the van it was only charging at 12 volts at idle. found the alternator was noisy and full of mud. so i replaced the alternator with an aftermarket one. also replaced the batt...
1991 Honda Accord LX 2.2L spark VIN: 1HGCB7557M
hi guys sure hope you can help me. I got talked into putting a used engine in this old beast. When I checked a few months ago on the bad engine it started and ran. The engine I put in isnt the exact yr but all fit. What I noticed after I tried to start it was ...
2001 Honda Accord EX 3.0L Srs VIN: 1HGCG16501
At the time we were replacing everything I had purchased two new airbags, seat belts, and SRS ecu from a seller on EBay. These codes have been there ever since, except for 9-4, that one is recent. Every now and again it annoys me enough to try something differ...
2001 Honda Odyssey EX 3.5L Misfire VIN: 2HKRL18631
Hello all, First i would like to thank all of you who look/ respond to this post. This vehicle came in a few weeks ago with a check engine light on, scanned for dtcs and found P0302,P0305,P0300, and P1399. The vehicle has an aparent misfire but one that does n... Trouble codes: P0301 (Cylinder 1 misfire), P0302 (Cylinder 2 misfire), P0303 (Cylinder 3 misfire), P0305 (Cylinder 5 misfire), P0306 (Cylinder 6 misfire), P0300 (Random/multiple misfire)
2003 Honda Pilot EX 3.5L Rear Inner Lower Control Arm Pivot Bolt VIN: 2HKYF18553
Rear lower inner control arm adjusting bolt is frozen in bushing probably chemically welded by the extreme use of Mag Chloride in Colorado. Cannot adjust rear toe without ability to turn cambolt. Has anyone had luck freeing up without component replacement. He...
2006 Jeep Commander Limited 4.7L cooling fan VIN: 1J8HH58N66
Electric hybrid cooling fan inop with a/c on ,replaced fan clutch high side reading goes to 400...sometimes cooling fan will operate on high with engine temp and a/c works normal fan operates with scan tool but will not operate with a/c.high pressure switch wa...
1992 Lincoln Town Car 4.6L abs light on VIN: 1LNLM81W3N
abs light is on,unable to access trouble code,what kind of scanner will work,can i jumper anything and read voltmeter arm swings like old days,don't know,what i have done is to replace left front sensor,it was bent badly from rust build up inside of rotor,remo...
2001 Lincoln Town Car Signature 4.6L No Start VIN: 1LNHM82W01
Car came in for an engine transplant, Attempts to start revealed no coil pulse and only one injector pulse on cranking(noid flashed then quit) . Put in a used ECM after testing CKP, powers and grounds to ECM. I am seeing a vehicle enable status relay that is s...
1993 Mazda Miata 1.6L Excessive Emissions, Poor Idle Quality, Misfire, Rich VIN: JM1NA3512P
Engine will run rich at times and miss fire. At other times engine runs well. It appears to be cylinder 1. We have replaced ignition cables, coil pack, injector and igniter. Thank You In Advance.
2002 Mazda Tribute ES 3.0L alternator
hey folks this one started over a period of 6 months. first time around, i replaced the alternator because of a broken casing and everything checked out fine. around 1 month later, customer was out of town and his battery drained till the vehicle stalled, ano...
2002 Mazda Protege5 2.0L 3rd and 4th gear VIN: JM1BJ245X2
Help. This car came in with a P0733 and 734. It was slipping in 3rd and 4th gear. I had replaced the fluid and filter about a year earlier because of an intermittent flare to 3rd or 4th. Customer wasn't sure which and it test drove fine. Now, 3rd and 4th were ...
2001 Mitsubishi Eclipse Spyder GS 2.4L Misfire, MIL Lamp on VIN: 4A3AE45G71
Have a mitsu that runs rough and won't get out of it's own way. Check Engine light on and ONLY code P0300(random misfire )is present. IF you clear the codes AND turn key off then next time you start #1 and #4 injectors flash for all of 2 seconds and quit worki... Trouble codes: P0300 (random misfire)
2003 Nissan Sentra GXE 1.8L MIL Lamp on, no throttle response VIN: 3N1CB51D93
This is the third occurence in a couple months, when problem occurs, gauges all drop out and has no throttle response. I have not yet got it to do it for me, this is customers description. when it happens, he just shut vehicle off, restarts, and it will be fin... Trouble codes: P0462, U1000, U1001
2009 Nissan 370Z Touring 3.7L Security system VIN: JN1AZ44E09
Car was working normally After locked overnight client car would not start Doors are locking/unlocking normally. After locking, security indicator light is steady on for some time and then stars blinking. Both green indicator lights blinks normally when car ...
2000 Plymouth Neon High Line 2.0L Poor Idle Quality, Hesitation VIN: 1P3ES46C7Y
vehicle have a rough idle no power situation. when it came in it had a hard time starting and sometimes won't start at all but that was not the complaint, the complaint was that when it got to stop the car started shaking with rough idle and when you try to ta... Trouble codes: P0172
2002 Pontiac Grand Am GT 3.4L starter VIN: 1G2NW12E02
Vehicle arrived at shop for intermitent no start condition engine cranks but does not fire. upon inspection vehicle starts but security light is on, abs, service vehicle soon. trac off light is on. checked codes had P0341 - cam shaft position code and U1040 IC...
2002 Saab 9-5 Aero 2.3L torque convertor lock up solenoid VIN: YS3EH59G12
very limited resources when it comes to scan tool do not have saab specfic software, looking for more information if anyone has any or a possible fix out here. Thank you
1991 Toyota Camry DLX 2.0L Compressor VIN: 4T1SV21E6M
This one is getting to me. It does just like when the speed sensor is bad. compressor comes on for a few sec. and cuts off and the a/c light starts flashing. I went through the diag. steps in alldata for the a/c amplifier and the a/c comp. clutch amplifier. Th...
1997 Toyota Avalon XL 3.0L radio VIN: 4T1BF12BXV
would like some help from fellow iatners This really is my moms car Her battery went completely dead and we do not have the radio code we looked though every thing with no luck it is a model #ad1700. My dad passed away 2 years ago and he never wrote the code d...
2003 Toyota Tacoma DLX 3.4L Drivabilty VIN: 5TEWN72N33
Have a 2003 tacoma xtra-cab with a vibration while braking. Vibration is not present until truck is driven about 5 miles. Rotor and drum runouts less than .004 of a inch on both rotors and both drums. Vibration is present when appling park brake but not as bad...
2004 Toyota RAV4 2.4L Poor Idle Quality, Hesitation, Stall VIN: JTEHD20V24
Thanks in advance.I have this 04 toyota rav4 that got towed in with complaint of no power.I went out to check it and it had a hard start,rough idle when started.and bogged down when hitting the throttle in gear.I popped it into park revved it a couple times an...
2006 Toyota Sienna LE 3.3L MIL Lamp on VIN: 5TDZA23C96
Has code p0430 freeze frame 65mph long term bank 1 3.9 short term bank 1 5.5 long term bank 2 -3.9 short term bank 2 7.8 air flow rate 23.09 all the reading at this time are normal and trims are all the same. Trouble codes: 430 (Cat efficency)
2006 Toyota Tacoma 2.7L E Brake VIN: 5TETX22N16
I want to back off the E brake so I can adjust the rear brake shoes this has a push on push off E brake pedal I fallowed the cables to the the floor board and into the cab my question is do I have to lift the center console to do the adjustment thank you for y...
2002 Volkswagen Jetta GLS 2.0L Drivers Side Lights VIN: 3VWSB69M02
This Jetta will not turn the lights off after locking the doors. they flash when you lock the doors and the lights on the drivers side stay on. No faults found in the comfort moduel. The customer says it only happens when it's hot outside. I suspect the module...
2003 Volkswagen Beetle GLS 2.0L convertible top VIN: 3VWCK21Y33
convertible top not working.customer said it did not work after we repaired melted fuse connector near battery for radiator cooling fans.when checking top,30 amp fuse was blown.new fuse did not blow,but top still not working.tested switch,it seems ok.we have a...
2004 Volkswagen Touareg V8 4.2L MIL Lamp on VIN: WVGCM77L54
Thursday,23,August,2012,09:42:28:54224 VCDS Version: Release 11.11.4 Data version: [...] --- --- --- --- Address 01: Engine Labels: 077-907-560-AXQ.lbl Control Module Part Number: 4D0 907 560 DA HW: 8E0 907 560 Component and/or Version: 4.2L V8/5V G 002... Trouble codes: P1009 (Mass Air Flow), P1129 (Fuel Trim Bank 2 Too Rich), P1127 (Fuel Trim Bank 1 Too Rich)
2006 Volkswagen Passat 2.0T 2.0L Cam Timing VIN: WVWAK73C86
The car was towed in. No compression. Cam / crank timing good= removed the cylinder head, found intake cam shaft free wheeling and valves hit the pistons on intake side. The variable cam timing chain is broken. Has anyone come across this problem?
2004 Volvo XC90 2.5T 2.5L Awd VIN: YV1CZ59H54
Ok so I own this Volvo but I am a Toyota tech so I really don't know too much out this car. With that out the way on to the real problem. This car is awd but recently I was out in the Nevada desert and found out that the rear wheels do not spin when the front ...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2002 Audi A4 Quattro 3.0L Misfire, MIL Lamp on VIN: WAULT68E52
Car owner decided to drive the car as is. The two vacuum valve in front of the intake manifold was broken ( Variable Induction Control Valve is what All Data calls it). Compression test was the same on all cylinders, found no codes for cam sensors, the cam sp... Trouble codes: P0300, P0301, P0302, P0303, P1624.
2004 Audi Allroad Quattro 2.7L front suspension
There were 2 problems. One was the right side air bag was damaged and the second was the compressor pump was working intermittantly. replaced both items and all is good. Thats for all the replies
2007 BMW 750Li 4.8L No Start VIN: WBAHN83517
First off, thank you all for the advice!! I tried another key and did the CAS/DME reset. And all is well. Thank you guys so much again. Trouble codes: 2F44, 93FC, A3B2, FFFF.
1995 Buick LeSabre Custom 3.8L No Start, MIL Lamp on VIN: 1G4HP5215S
Hi; This one is not fixed. I recieved many good replies. Some suggested a ecm problem, the one I wast pondering (due to the car still starting with the cam position sensor being disconnected). Some were about replacing the crank sensor(not a fun job). Others t...
2002 Chevrolet Corvette 5.7L cooling system
THANKS for everyones help had a leaking pressure checker. sorry for wasting your time.
2004 Chevrolet Avalanche 1500 5.3L Parasitic drain on battery VIN: 3GNEC12T14
Well, this one is fixed, but not without more trauma. The true final part of the puzzle turned out to be replacing the driver door module. While the old one was missing door lock motor function and switch illumination for the window switches, the windows did o...
2006 Chevrolet Impala LS 3.5L Starting VIN: 2G1WB58K56
thanks to all that replied did all the relearn procedures that everyone said ,the fix was purchase new key and did 12 minute relearn with programmer light went off , started right up thanks guys everyone said it needed to be relearned
2007 Dodge Ram 1500 SLT 4.7L Pedal VIN: 1D7HA18N57
I replaced the abs solenoids and now all is well. customer is happy and I am happy. Thank you all for your input
2002 Ford Escape XLT 3.0L Misfire VIN: 1FMCU04102
2003 Ford F-250 Super Duty XLT 6.0L low power VIN: 1FTNF21P73
This one is fixed-thanks for all the help. After looking at the posts I decided 1st to ck base oil pressure-70psi when icp would not go over 500. I replaced hpop and ipr. Ipr looked good-no screen damage and I was able to control it with Ids but I just couldn...
2004 Ford Expedition XLT 4.6L 4th gear VIN: 1FMRU15W64
thanks for all the help finally got them to send another trans wow problem solved yet another bad reman part thanks agin
2004 Ford F-150 XL 4.6L steering pump
thank you all,learned some new ideas for removing air from hydraulic system. Zack,Fred and voughn were right,I was like a horse with blinders on, concentrating on the steering pump expecially after 2nd pump was losing power assist. problem was the idler pully ...
2002 Honda Civic LX 1.7L Evap System VIN: 2HGES16502
Thanks to an IATN member on here he advises me to look closer at purge valve. Turns out purge valve was opening and closing but was not passing enough vacuum on the canister and pcm was interpreting this as a leak in system and would fail the evap monitor. ...
2008 Honda Civic Hybrid 1.3L MIL Lamp on VIN: JHMFA36288
Honda has a TSB 10-083 january 7 2012 Ryan [...] sent it to me...Thanks , a very detailed TSB not only how to indentify a battery also which is the correct one for your car. for this car there was 3 possible batteries each one requires different software. aft...
2004 Hyundai Sonata GLS 2.7L Engine VIN: KMHWF35H64
Thank you to all those that replied. There were a few posts regarding a bad ground or a possible restriction. We replaced the ground at the block and flushed out the coolant system. Drove for hours and did not overheat once. I am not sure which one fixed it bu...
2008 Jeep Grand Cherokee Laredo 3.7L key sticks in ignition
Hello and thank you all for your help and advise. The fix turned out to be the shifter assembly. I was a little hesitant but with you guys behind me I felt better about pulling the trigger. The customer was very understanding and is an all around great guy. he...
2000 Land Rover Discovery Series II 4.0L No Start VIN: SALTY1249Y
Well this one has kicked our butts.After scope testing the crank sensor output I was sure it was a good signal.Engine started right up after checking the crank sensor at the PCM connector,has about 800 mv peak to peak and good missing teeth sync signal. My bud...
2006 Lincoln Zephyr 3.0L left front turn signal VIN: 3LNHM261X6
I had to send this car to the dealer, the majority of the responses were a faulty SJB (smart junction box) not having the capabilities to program it I shipped it down the road. Thank You to those who replied.
2004 Mazda RX-8 1.3L radio VIN: JM1FE17N74
Well folks, this was a problem caused by me, myself, and I. In most dash panels to remove them is to pull back on the panel to dislodge from the holding pins. This car had 2 screws in the bottom part and pulling back on the panel allowed the lower right corner...
2002 Mercedes-Benz ML320 3.2L Misfire VIN: 4JGAB54E72
to all the tech who spent their time helping me on this promblem car thank you guys. work done and process of elimination to narrow down the problem: spark plugs replace still missed on 2,3 and 5 switch a coils around illuminated 2 and 5 but still stuck on 3 m... Trouble codes: P2056, P0305 (p2053-), P2053 (p0303-), P0303.
2006 Nissan Titan XE 5.6L Poor Idle Quality, Surge, Cuts out, MIL Lamp on, p0335 VIN: 1N6BA07B96
ok guys i finnaly figured this truck out after i replaced timing chains i rechecked the cam crank sinc and you get a really sick feeling when it looks exactly the same and runs the same but that only left one option so i pulled the trans the problem was the en... Trouble codes: P0335.
2003 Saturn L300 3.0L 1st shift VIN: 32R34T45Y3
closing request. problem not fix. i did replace the prusure selenoid but problem presist.It may be that the problem is internal as I told the customer. custumer decide to keep driving the car teel problem become worth...as soon I get the car back Iwill open th...
2000 Subaru Outback 2.5L all shifts VIN: 4S3BH6653Y
It appears the PCM-TCM has alshimers , Replaced with A used one and all is good. Thanks for all the input. SUBARU S N A F U
2007 Toyota Prius Touring 1.5L Poor Idle Quality, Misfire, MIL Lamp on VIN: JTDKB20U17
We think this vehicle is fixed. Before replacing the cam timing valve and intake cam gear, the car would not respond to the valve timing test using techstream. Afterwards, the car did respond, but our worry was that we were still seeing some misfires after t... Trouble codes: P0304 (misfire 4 cylinder).
2003 Volkswagen Jetta TDI 1.9L Excessive Emissions VIN: 3VWSP69M33
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