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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for May 10, 2013
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Open Help Requests for All Makes and Models
Help Request Answers
2003 Acura MDX Touring 3.5L Electronic VIN: 2HNYD18983
Hello Techs, Vehicle came in with Navigation not working. Screen sad "Check Disk". So we sent the Alpine DVD unit out and had it repaired. Installed unit and all was well. Customer called back a couple of days later and said the Air Conditioning controls on t...
1999 Audi A4 2.8L cluth VIN: WAUGD28D7X
Customer claimed to hear a "clunking" noise when they release the clutch pedal in first or reverse gear. Also the clutch starts slipping. The clutch and flywheel have been replaced with OEM parts and the replaced parts are working properly. However, the "clunk...
1995 BMW 325i 2.5L Poor Idle Quality, Surge, Stall VIN: WBACB4327S
i would like to test and or replace the IAT but i cant seem to locate it. Its not were alldata said it is (near dipstick to the right of throttle body) its not in the center of the intake to the inside of the throttle body. the part we got for the car is threa... Trouble codes: 77 (intake air temp sensor circuit), 7 (camshaft adjustment), 13 (02 sensor circuit), 66 (antitheift signal), 16 (rpm/tdc sensor)
2005 BMW 645Ci 4.4L wipers, windows,horn VIN: WBAEK73415
car starts normally except starter stays on for 3-4 seconds after starting. then wipers go on and stay on,can't be turned off. all power windows inop. intrument cluster gauges inop. wiper fault displayed and electrical malfuction displaed. no horn. signals onl...
2006 BMW 525i 3.0L MIL Lamp on VIN: WBANE53526
Looking for any help here. I have a car that runs great but keeps setting code P0171 & P0174 (Too lean banks 1 & 2). I have smoke tested the crankcase & intake system under pressure but no leaks found. I have replaced the MAF sensor & the crankcase vent valve ... Trouble codes: P0171, P0174
2010 BMW X3 xDrive30i 3.0L Radio inop VIN: WBXPC9C45A
Hi Bimmer Techs & Fellows, This car have a very long history with the local BMW dealers.I just want to make it short: Customer bought his car in for battery completely drained and dealer said it need a battery. After almost $600 and 2 days later the same thing...
1997 Buick Park Avenue 3.8L 2nd 3rd 4th gear VIN: 1G4CW52K9V
I drove vehicle 40 mil round tip parked ran into the town office hoped back in and no shift 1st gear only. windows and door lock's inoperable the interior light's do not come on when door's are opened. when doors work the trans shift's fine. No code's pcm ,bcm...
1991 Cadillac DeVille 4.9L relay VIN: 1G6CD53B8M
We have an intermittent no crank and I want to check the crank enable relay but we can not find it. Mitchell shows it on both sides under dash and I havent found it on either side. need a Caddy guru! Thanks in advance
2003 Cadillac Seville SLS 4.6L Electronic VIN: 1G6KS54Y73
please help you caddy guys car came in warm air on cold on pass side fond broken drivers side temp door replaced now left side actuator stuck on 2.55 volts tried recalibration still same ac pressures are good still not cooling out of left side right side is ic...
1988 Chevrolet Camaro Iroc-Z 5.0L Hesitation, Surge, Cuts out VIN: 1G1FP21FXJ
Hello. Blast from the past. Have 1988 camaro Z28 5.0L, IROC. Car is skipping power under light steady load, highway speed 65Mph 2500rpm. It feels like fuel starvation or misfire. Not misfire like one cylinder but misfire like ignition coil wire disturbing mome...
2006 Chevrolet Silverado 1500 LS 4.3L MIL Lamp VIN: 3GCEC14X46
No MIL, no codes in BCM, Cluster, PCM. Mitchell shows this as an LED. Has an EVAP code, scanner shows MIL commanded on. Is this a common issue with the cluster? Like GM never has a cluster issue...Bill@Fred's
2008 Chevrolet Express 3500 6.0L MIL Lamp on VIN: 1GBJG31K98
hey guys. i have not delt with this code before. it came in first time with same codes. found intake leaking. replaced gasket. trims looked good +- 3. came back same codes. found nothing wrong.? clear and ship. back now, same same. i looked at freeze frame and... Trouble codes: P1174 (Fuel trim cyl. Ballance b 1), P1175 (Fuel trim cyl. Ballance b 2)
2003 Chrysler Town & Country EL 3.3L Starter VIN: 2C4GP24R53
Vehicle starts fine, shut off and then won't restart. Everything else powers up, just no crank. Let it sit for about 15-20 mins & then it starts right up no issues. Other times even after sitting it will not crank over. At times when it won't crank I have no c...
2008 Chrysler Town & Country Touring 3.8L Tire Pressure VIN: 2A8HR54P48
Had a town and country come in for a flat repair. The tire pressure sensor was found to have a crack in the stem. Replaced with a dorman sensor, programmed the I.D. number with my snap-on solus ultra, short test drive, light went off, no problem... or so I tho...
1987 Dodge Aries 2.5L Poor Idle Quality VIN: 1B3BD36K0H
Customer complaint is that car won't idle fast enough cold.I can check trouble codes manually with the power loss light and I get code 25 for AIS circuit.When I hook up scanner I can get the codes but the data stream info is weird.Vehicle speed shows 173 mph,r... Trouble codes: 25 (Automatic Idle speed circuit)
2006 Dodge Magnum SE 2.7L no speedo VIN: 2D4FV47T36
had code p0606 internal ecm processor. replaced pcm and had local dodge dealer reprogram. on test drive noticed no speedometer. check for codes none , check for vehilcele speed thru scan tool, none seen, reinstalled old ecm just to see if it was programming is...
1991 Ford F-350 XL 7.3L Electronic VIN: 1FDKF38M4M
Hello Techs, The symptoms are easy enough. The tachometer works intermittently. When it is not working, the Transmission will not shift. Then the tach comes to life and the trans shifts fine. We replaced the RPM sensor and did not help. Pulled on the wiring, ...
1999 Ford F-250 XL 5.4L engine VIN: 1FTRF27L7X
starts g00d runs good in park when in drive still fine until a load is put on the enigine. when in drive at first rough until a heavy load is put on engine and it smooths out only in high rpm after load is let off with a steady constant pedal runs rough with d...
2000 Ford Taurus SE 3.0L emissions VIN: 1FAFP53U8Y
the owner failed emission test, when i scan it, it shows 1451 evap system vent control unit valve fault. So i did a evap leak test and it failed its showing that i have a vacuum leak or inoperative vapor management valve. So I check for vacuum leak and there's...
2002 Ford Ranger XL 2.3L Temp guage VIN: 1FTYR10D22
The temp guage does not rise above cold mark, and actually sits below the cold line by almost 1/4". Located the sending unit at the back of the engine and jumped the 2-wire connector and the guage pegged. I would think this down-n-dirty sort of test would pret...
2004 Ford Ranger Edge 4.0L driveablaty VIN: 1FTZR45E14
need help with this customer came in with truck had a harsh shift 1/2 and downshift 3/2 2/1 a shutter at 50 to 60 mph no codes but found. in mode #6 test 53 number 6 cylinder had misfires on it all others were fine. customer would here nothing else but a re...
2005 Ford Expedition XLS 5.4L Misfire, MIL Lamp on VIN: 1FMPU13595
Hey guys this car came to me after another shop replace all the parts that I have listed in order to fix an intermitten engine misfire.the truck will run fine on start up only untill you let it warm up itll start misfiring on cyl.#3&4 that show up in the cilyn... Trouble codes: P0012, P0303, P0304
2006 Ford Escape XLT 3.0L Mechanical VIN: 1FMYU03176
ok here is the problem we tore this motor down changed a lot of parts including full set of lifters and put it to gether noise sounds like wrist pin bearing or weird valve train noise machine shop can find no problems any ideas on noise plus here is the big th...
2006 Ford Mustang GT 4.6L Excessive Emissions, Poor Fuel Economy, MIL Lamp on VIN: 1ZVHT82H66
Vehicle is very rich. no vacuum leaks all pids look within spec. fuel pressure is not dropping off. Trouble codes: P2198 (p2196-), P2196 (testing and results)
2011 Ford Crown Victoria Police Interceptor 4.6L Mechanical VIN: 2FABP7BV4B
Have this 2011 Crown Vic Police Interceptor with new pads and rotors front and rear direct from Ford that still sounds like metal on metal in front. No ABS codes. Seems like we ran into this before. Any ideas?
1999 GMC Yukon SLT 5.7L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1GKEK13R5X
Vehicle came in shop with p0302, rough idle. Scoped #2 it seemed to have a short burn time. Installed new plug,new wire and cap same issue. Did a injector power balance with tech 2 all injectors same result. Did a relative compression test showed #2 low,checke... Trouble codes: P0302 (2 misfire)
2003 GMC Savana 1500 4.3L Misfire VIN: 1GTFG15X03
Are there any suggestions from anyone? It would be of a big help. Trouble codes: P0300 (Missfire occurs in 2 cylinder only)
2004 GMC Envoy SLE 4.2L secondary air pump VIN: 1GKDT13S94
I am getting the code for the secondary air pump failure. This is the pump that runs form the intake to the air cleaner. I have replace the pump approximately 6 months ago and it was filled with water. I just pulled this pump and again it is filled with water....
2004 GMC Yukon SLE 4.8L Poor Idle Quality, Surge, Misfire VIN: 1GKEK13V74
Hey guys, one more. 2004 Yukon w/ 4.8 L. This truck belongs to a used car lot so I don't have much history about it. Here is the problem, it came in idling rough, fuel pressure is good, I checked for all kinds of vacuum leaks with a smoke machine and found non... Trouble codes: P0300 (Multiple misfire code)
2003 Honda Civic Hybrid 1.3L Charging VIN: JHMES966X3
I have serviced this car for the customer for over 5 years. Recently the IMA light came on and set a code for a degraded Hybrid battery module. We obtained an new battery module, installed and initialized. IMA light no longer comes on and the hybrid battery pa...
2001 Jeep Wrangler SE 4.0L vapor management VIN: 1J4FA59S21
vehicle throws code p1486 every couple of weeks although it is driven 60 miles a day.thought i had it fixed after replacing LDP,I had checked for blockages and found none a couple of weeks later the light came back on same code.When I run the test everything p...
2002 Jeep Grand Cherokee Sport 4.0L MIL Lamp on VIN: 1J4GW38SX2
Sets codes P0455 & P0422 (evap leaks). I have checked all hoses and connections. Purge solenoid works. Can hear the leak detection pump (LDP) click when commanded with Modis. I don't see where I can close the LDP to seal the system, so I plugged the vent hose ... Trouble codes: P0455 (Evap leak), P0422 (Evap leak)
2001 Mercedes-Benz S430 4.3L No Start VIN: WDB1070471
Hello, This haunt is a 1986 MB S420SL with no spark due to lack of triggering at coil. Coil power and continuity checks OK. My concern is that the ignition module is the culprit. The cranks sensor signal at the flywheel indicates approx. a .7 volt AC pulse wh...
2010 Mercedes-Benz Sprinter 2500 3.0L MIL Lamp on, wont rev up VIN: WDZPE7CC4A
we are looking for the air intake sensor does anyone know where it is located thanks in advanve
2002 Mercury Mountaineer 4.6L Front Differential VIN: 4M2DU86W42
Vehicle original came in missing front propeller shaft with severe bearing failure in front differential. Installed reman front prop shaft and used front differential. Vehicle came back 30 days later, no fluid in front differential, vent hose blown off of diff...
2002 Nissan Sentra SE-R 2.5L MIL Lamp on VIN: 3N1AB51A72
Hello, I've got a problem with this Nissan. Code P0037 (sensor 2 post cat heater) comes back right away. I have replaced o2 sensor with several NTK sensors including one from the dealer with same code coming back. I have gone down the trouble chart and get to ... Trouble codes: P0037 (H02S2 heater)
2005 Nissan Altima S 2.5L No Start VIN: 1N4AL11D35
Hi techs . Car came in crank no start then started for a few minutes misfiring number one coil was burst and burnt we replace the coil then did not started any more there was no spark and injector number four was not breaking neon light always on while crankin...
2006 Nissan Maxima SL 3.5L Tcm VIN: 1N4BA41E86
Couldnt not find much testing for this code other the some confirmation test. Confirmed customer complaint and another shop also told her the same as I came up with BAD TRANSMISSION. My question is why I can not initialize after trans replacement. Thers was no...
2008 Nissan Micra 1400CC Poor Idle Quality, MIL Lamp on
Hello dear friends, this micra when a.c is on, when you stop the car the engine is shutting down. got at first code p1171 , look at the throttle and found it dirty , cleaned the throttle and the rpm raised to 1500 rpm steady, use the x431 and try to calibrate ... Trouble codes: P1171, P0108
2007 Pontiac G6 3.5L Hesitation VIN: 1G2ZG58N37
Customer complaint poor acceleration. No codes in system. Car accels from stop well, starts to bog right before 1-2 shift. Really bogs down after shifts to second on light acceleration. Also occurs in 3rd gear on light accel. If you press the throttle, it will...
2007 Pontiac Montana SV6 3.9L Stability System VIN: 1GMDU33127
Had code C0196 Yaw Rate Circuit Malfunction. Checked wiring near air box, sensor, transmission etc. Anything I could find searching recent posts I checked. Replaced sensor, Vehicle came back again, customer states the vehicle tried to pull her into another lan...
2005 Porsche Cayenne 3.2L engine VIN: WP1AA29P05
Engine has ticking noise at idle.Noise stopps on acceleration but returns at high idle(steady throttle) and deceleration.No codes or drivability issues. Perform Oilflush and put new oil and filter on with no luck. removed Valvecover to check rocker arms and l...
2001 Subaru Outback VDC 3.0L No Start VIN: 4S3BH89621
hello all subaru problems car came in no crank no start and somewhat disambled battery was no good replaced found no start from key ck avaible power to starter ok but no power aat white/blue trace to solonid at ingition switch avaible power comming out but not...
2008 Subaru Impreza Outback Sport 2.5L Misfire VIN: JF1GH63628
bought vehical at auction, mil flashing above 4000 rpm (like when in o.d. to pass) runs smooth during missfire. short term 3.1% long term 0% no overheating of cat no other codes. reproduceable in the bay in park, It is not showing any signs of an actual miss. ... Trouble codes: P0301, P0302
2003 Toyota Camry SE 2.4L hard start VIN: 3D4PG5FV6A
first off the vin is not for this vehicle(sorry).okay so this is my fathers camry and hes driving me crazy saying his car sometimes has a very long crank time after a hot soak,i personally have not witnessed it do this.no codes,i cleaned the throttle body(no c...
2007 Volkswagen Passat Value Edition 2.0L No Start VIN: WVWLK73C57
Car towed in for loss of power and loud exhaust leak. Found catalytic converter broke at flange to manifold but engine will not run. It starts and then shuts off immediately. Seems like an immobilizer problem. Scan with VAG but no communication. Vacuum tube fr...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2010 BMW 528i 3.0L Compressor VIN: WBANU5C50A
Thank you guys for the help the repair on this car was like sone of you mention to me a bad expansion valve now the a/c is cool like a Christmas in the north pol thank you.
1996 Cadillac Fleetwood 5.7L low power/vacuum VIN: 1G6DW52P8T
Unfortunately this one will remain unfixed. I have checked everything mentioned in the replies. Valve lash is set just right (contact plus 1/2 turn), cam timing is correct as is ignition timing, EGR is not leaking, there are no significant vacuum leaks. Even i... Trouble codes: P0171 (lean bank 1), P0174 (lean bank 2), P1171 (lean during acceleration).
2000 Chevrolet Impala LS 3.8L starter & dash lights VIN: 2G1WH55K1Y
the coustomer(preacher)has trouble raising the funds to do the repair. Car is still here, collecting dust. Thanks to all whom put in effort on this endever.
2004 Chevrolet Classic LS 2.2L Air Bag Light VIN: 1G1ND52F34
DO NOT INSTALL JUNK YARD SDM(AIR BAG MODULE)!!!. After all dead ends it generally comes down to what your wallet can take. I was on the phone with Delco techs and nothing was coming up short than the fact that the junk yard SDM corrupted the system. People nee...
2001 Chrysler Town & Country EX 3.8L Stall VIN: 2C4GP54L91
Dan, I unplugged solenoid pack and it will idle in drive. But a little surging like trans is wanting to pull. I took iac off last night soaked it in penetrate and its working fine. With my scan tool I can run rpm up to 1500 and still have problem in drive only... Trouble codes: P0107.
2004 Dodge Stratus SE 2.7L Hesitation, Cuts out VIN: 1B3EL36T24
Sorry it took so long to reply. I had a bad injector like some of you said. After replacing the injector everything was back to normal and have not seen this customer back for the same issue. Thanks again for your support. Trouble codes: P0736 (Gear ratio error in reverse), P0720 (Output speed sensor error), P0731 (P0732 Gear ratio error in 1st 2nd.), P1790 (Fault immodiately after a shift), P0201 (Fuel injector 1 circuit), P1684 (Battery was disconnected).
2006 Dodge Ram 2500 SLT 5.9L a/c componants VIN: 3D7KR28CX6
System was low charged. Performed routine service, evac, recharge etc. System pressures were very good, Ambient temp was 68F. Low side pressure averaged 30psi, high side averaged 180psi. Vent temperature was about 46F. No evidence of dye on pressure relief val...
1993 Ford F-150 XL 4.9L No Start VIN: 1FTEF14Y9P
I was unable to determine the exact cause of the failure but the ignition module fixed it. It was a new module so i had been skipping that in the diagnostic chart. Thanks to all who replied.
1995 Ford F-250 Eddie Bauer 7.3L Runs poor VIN: 1FTHX25F5S
Pulled valve covers back off and ran vehicle started unplugging injectors, found #6 injector made no difference, pulled injector found the lower oring torn, replaced orings reinstalled runs great now, Thanks for all the help. Trouble codes: P1298 (Idm fault).
2005 Ford Taurus SE 3.0L Poor Idle Quality VIN: 1FAFP53U65
Calibrated Throttle Body, So IAC Count Less Than 30% At Idle (Originally Close To 50%) In Neutral, TPS Voltage After Adjustment 1.01V,This Stopped Idle Surge. Motorcraft Idle Air Control Valve Reduced Run Away Cruise 90+%. Idle Still Hangs A Little High When T... Trouble codes: P0505 (Air Bypass Valve), P0300 (Missfire), P0316 (Missfire Cold).
2006 Ford Taurus SE 3.0L Evap VIN: 1FAFP53U26
Sorry this took so long, the prevuse tech just forgot 2 close this 1 out, very busy t the shop, so the solution 2 the car was we reflashed the car again and this time it took and the problem was solved. Lestion learded, hope this helps you fellow tech's out ...
2006 Ford E-350 Super Duty XLT 5.4L MIL Lamp on VIN: 1FBNE31L56
Several replies were correct, found a tiny spot on the wiring harness rubbed against the egr tube (shorting). You may have to untape the harness to find the burn. Thanks so much, hope this helps. Trouble codes: P0403 (EGR Control Circuit).
2008 GMC Sierra 1500 SLE 5.3L compressor VIN: 3GTEK13J68
Thanks for all the responses, Ive spent multiple hours on this vehicle due to it being so erractic. Well what we did to find it was to allow it to idle for 2 hours with ac on. then we went on a long road test with the Tech 2 installed. After 10 miles or so the...
2005 Hyundai Santa Fe GLS 3.5L low power VIN: KM8SC73E45
1996 Mercedes-Benz SL500 5.0L convetible top VIN: WDBFA67F8T
Hello Every one,this one is fixed and out. After rechecking the same things the following day, I noticed that the motor 40 amp fuse in the trunk, was checking good with the test light, once while I was testing with the test light, I noticed that the test light...
2002 Mercedes-Benz C320 3.2L cluster VIN: WDBRF64J32
Thank you guys for the input. In my community there are very few Benzs so I refered customer to dealer as I'm not willing to spend the money on a scanner for them. The crazy thing is I drove the car to park it and the info center said no malfs. and workshop li...
2001 Pontiac Grand Am GT 3.4L fuel pump VIN: 1G2NW52E51
Thanks guys, checked circuit and connections, replaced relay and car has been in service for 2 weeks with no problems with several rain storms. We appreciate all the help and sharing of your experiences. Mike
2000 Saturn LS1 2.2L Hard Cold Start VIN: 1G8JT52F9Y
Thank you all for your help. Here is what I found. The ignition coil pack was at fault. Replace and retested and never had any further problem. I had good crank signal and good ignition signal but it was not firing properly at cold start. Trouble codes: P0300 (Random Misfire), P1599 (Engine Stall/Misfire Detected).
2003 Saturn Vue 2.2L security VIN: 5GZCZ23D23
well this one is fixed. the pcm was bad and so was the bcm. i have a junk vue same year here at the shop so i installed the pcm and bcm and had it reprogramed at the gm dealer. the customer is happy and im happy this car is fixed. thanks for all the replies
2001 Volkswagen Beetle GL 2.0L Mechanical VIN: 3VWBS21C61
Thanks to all who replied. Verified with VW that this is the correct engine for this vehicle. Thanks again...
2006 Volkswagen Jetta TDI 1.9L Electronic VIN: 3VWDT81K36
This is not the correct way to close any help session. The cust called me and stated the car will be traded in. This will cause my rateings to go down . But I wont lie to anyone] Thanks mark
2008 Volkswagen Jetta SEL 2.5L fan #2 INOP VIN: 3VWRM71KX8
Thank you to ALL whom replied to this post.. This car is repaired, It took the #2 fan for the repair. It DID NOT flag a code and it was a pain in the @#$ to pull to test. But, after pulling the assembly I tested the #2 fan with my PP Hook and it was bad. A...
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