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Prev Professional Automotive Repair Technical Discussions for January 20, 2012
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Open Help Requests for All Makes and Models
Help Request Answers
2003 Acura MDX Touring 3.5L wiper VIN: 2HNYD18923
Hello all, this is the wifes acura mdx just starting diag and have found little information on this concern. Wipers will not park. Low speed and high speed normal but stop in middle of windshield when shut off. Wipers will half sweep and stop in middle if auto...
2001 BMW 325i 2.5L Instrument Cluster VIN: WBAAN374X1
Vehicle came in with no lights on dash. After replace above parts, customer came back with the yellow brake light on and the yellow dsc light on. Brake fluid is completely full and we disconnected the sensor for the brake fluid resevoir and it does turn red. W...
2001 BMW 740iL 4.4L Cuts out VIN: WBAGH83491
Engine will stall at idle only; will immediately re-start and then stall again in 4-5 seconds (this 4-5 second stall/re-start/stall pattern repeats itself continuously)Engine will NOT stall if throttle is kept open; if engine rpm is kept above 1250 the engine ...
2004 BMW X5 3.0i 3.0L MIL Lamp on VIN: 5UXFA13564
Thanks in advance for any problem child is flagging a p1419 / o.e code 94,last year we had same code rr secondary maf sensor, it was dirty and all was good..returned last week with same code went over all components in system all working properly,can ...
1990 Chevrolet K1500 Cheyenne 5.7L Mechanical VIN: 1GCDK14K4L
Vehicle barely stops it takes a lot of foot pressure for braking. It's like there's no power assist. Good vacuum at booster. I saw a post about incorrect wheel cylinders, i checked them and there are the right ones. What am i missing
2000 Chevrolet Blazer LS 4.3L 4WD operation VIN: 1GNDT13W0Y
Blazer came in for no 4WD operation. TCCM module, in RF kick panel, had water damage to both mod. and connector. could not communicate with mod. Selector switch(2hi,4hi,4low), no auto, had 2hi illuminated all the time, no matter what button was pushed. Sold TC...
2004 Chevrolet Colorado LS 3.5L Rack & pinion VIN: 1GCCS19654
Truck came in for hard steering. Found u-joint siezed on steering shaft and leak at steering rack bellows area. Replaced steering shaft & rack. Used GM parts. Approx. 3 months later truck is back with hard steering. Replaced p/s pump with aftermarket pump. Tru...
2004 Chevrolet Silverado 3500 6.6L Surge, Misfire
This truck has had an on going issue. The engine will surge while cruising between 1600-2000RPM. It can occur very intermittently but with lower ambient temperatures lately (-30*C) it seems to be more noticeable. While the issue appears to be a surge it is ac... Trouble codes: P0303 (Cylinder 3 misfire detected)
2006 Chevrolet Aveo LS 1.6L MIL Lamp on VIN: KL1TD56646
Greetings: Vehicle came into our used car lot with a check engine light on. P0420 in system. It also had a few air bag codes. Reseating a connector and clearing the codes made the air bag light go away. Usually I can monitor the rear O2 to see if it is mirr... Trouble codes: P0420
2006 Chevrolet Colorado LT 2.8L Temp Gauge VIN: 1GCCS14806
Temperature gauge is a little over halfway. Never over heats. Could be cluster or sensor . Seems like a frequent problem on these models. Customer just bought the car waanted to know if it was normal or if it was a lazy gauge . Any issues concerning this probl...
1998 Dodge Avenger ES 2.5L No Start, Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, MIL Lamp on VIN: 4B3AU52N9W
hello everyone. i have a very hard one here. I have done everything i can think of on this car. the car idles at 1500 rpms. when cold it idles at 2000 then drops to 1500 and sometimes 1300 when warmed up. if you give it gas hard it will backfire through the in... Trouble codes: P1294
2001 Dodge Durango 4.7L #2 Intake Vlave VIN: 1B4HR28N31
I cant' get the lifter to let #2 intake valve to close. If I remove the cam follower on that cyl. the valve closes and the cyl. holds pressure.
2001 Dodge Durango 4.7L Cuts out, Stall VIN: 1B4HR28N31
hello everyone, we have a dodge durango with a intermittent stall ONLY on a deceleration to a complete stop, for example when coming to a stop light. we replaced the ignition switch a bout 2 weeks ago because we thought it was the problem because the radio w...
2004 Dodge Ram 2500 Truck ST 5.7L leak VIN: 3D7KU28DX4
04 dodge with hemi engine. has a coolant leak while cold. ive pressurized the system and its hard to pinpoint where the leak is coming from. seems like the back of the engine. has anyone had a similar issue
2005 Dodge Neon SRT-4 2.4L Poor Idle Quality VIN: 1B3ES66S45
This vehicle came in for routine maint, timing belt & water pump. Also the check eng light was on so we coded and tested, found a defective p/s switch, and noted a leaking oil press switch. Replaced with factory switches. The customer also asked us to look int...
2002 Ford F-350 Super Duty Lariat 7.3L Misfire VIN: 1FTSX31F32
Hello Diesel Techs, This truck came in with a Check Engine Light and a Stumble under load at 1200 to 1500 RPM especially as you get in and out of the throttle. Idles smooth and has plenty of power. The only code was for the TP sensor. So we replaced the TPS a...
2008 Ford F-250 Super Duty XLT 6.4L throttle control VIN: 1FTSW20R58
This truck is new to our shop and we never experienced the drivers complaint? The driver complains that at times the accelerator will stick at speed (55-60mph) just like the cruise control is on. he removes his foot from the pedal and it just stays at 55-60 mp...
2008 Ford F-250 Super Duty XLT 5.4L P/s VIN: 1FTSX21588
Customer says P/S is stiff at slow speed, feels like the P/S assist is weak at low speed. It is not real bad, but it does seem heavy. Checked ball joints, tie rods and axle joints. OK. Any body had similar experience with these?? Truck is new to customer, not ...
2004 GMC C5500 Topkick C5C042 6.6L Shifting VIN: 1GDE5C1174
This wrecker was brought to our shop after the company that owns it burned up the "lectra shift" solenoid and wiring on the PTO by jumping 24volts directly to the pto solenoid. They claim that the truck had no transmission issues prior to this event. Now withi...
2006 GMC Envoy SLT 4.2L wipers VIN: 1GKDT13S26
customer complaint is that wipers and washer will come on by themselves while driving. when you turn on the wipers the washer comes on with it. i checked wires from what i can see everything looks ok. i was thinking it may be a problem with the wiper motor ...
2006 GMC Sierra 1500 SLE 4.8L Block Heater VIN: 1GTEK19V36
This truck has a thermostat type switch in the end of the engine block heater cord. I think it will only flow current below -18 C. Is there any way to test it other than waiting for it to get cold enough?
2007 GMC Sierra 2500 HD Classic SL 6.6L defaults to neutral
Hi everyone Thank you all in advance for any input you may have. According to the Vin this truck is 2007 but the emission label states 2006, just FYI. This truck came in with the listed codes, along with P0826 Up and Down shift switch circuit, and P0827 Up and...
2008 GMC Savana 1500 5.3L No Start, MIL Lamp on VIN: 1GTFH15468
Thank you for looking.. I'm looking for more info on testing this van. Has no fuel pump power . Mitchel is a little odd when it comes to the relay. We tried grounding pin 16and powering pin 47,at FPCM. pump dident run.(from direct hit). Tried buypassing the re... Trouble codes: U0109 (loss of fuel control module)
1993 Honda Accord EX 2.2L No Start VIN: JHMCB7679P
All right guys, here's what I've got. I have a 93 Honda Accord with no start issues. I'm going on putting 3 main relays in this car. It fixes the problem for about 4 months then it goes out yet again! So my question is this what would cause this? I've checked ...
2001 Honda CR-V LX 2.0L MIL Lamp on VIN: JHLRD28451
Vehicle has p0172, returns every time codes are cleared after a few road tests. STFT was at -18% along with LTFT. I adjusted the exhaust valves to a hair past the loose spec. 0.202mm or something like that. Fuel trim climbed up to -10% after that. My fuel pres... Trouble codes: P0172 (Rich Bank 1)
2002 Isuzu Trooper Limited 3.5L transfer case VIN: JACDJ58X22
Truck came in with code 27 ohmed front sensor open replaced both sensors cleared code,resets codes 14 &24 now .The trnsfer case is a borg warner so instead of buying the Isuzu senors for 366.00 we bought the ford ones for 66.00. they look identical except the ...
1992 Jeep Cherokee Laredo 4.0L speedometer
hello to all. this jeep has no speedometer movement.started repair with no mph in pcm. replaced speed sensor in t-case. now can read mph in pcm but still no guage movement. all other guages work fine. i am looking for a wire diagram or help full ideas. we don'...
2008 Jeep Patriot Sport 2.4L ignition VIN: 1J8FF28W88
Other shop brought us this 2008 Jeep patriot no crank no start. We started by verifying that there is no power to starter when vehicle does not crank. Began looking at wiring diagrams and found that the ignition switch sends information to the wireless control...
1987 Mercedes-Benz 560SL 5.6L No Compressor Operation VIN: WDBBA480XH
Need a little help. im working on a 87 mercedes 560sl. came in shop for a/c service, after servicing the a/c tech. noticed no compressor operation, i try to stay away from old euro cars, especialy when it comes to electrical problems, i did some back probing o...
2006 Mercedes-Benz C230 Sport 2.5L ESP light on VIN: WDBRF52H86
This is an '06 C230 with an M272 and a 722.9 trans. ESP light is on, scan shows failure of steering column module (SCM) with code 9000 (SCM module defective). Also have codes in electronic stability program (ESP) of C1707 (crusie control consequential fault) a...
2011 Mercedes-Benz GL350 Bluetec 4Matic 3.0L Ism VIN: WDCBF2CE1C
Ism displays code u010087 communication with engine control unit has a malfunction. The message is missing
2006 Mercury Mountaineer Premier 4.6L starting system VIN: 4M2EU48886
We replaced fuel pump and spark plugs, vehicle still cranked. After replacing the battery vehicle exhibited no start(no crank) condition, ipc in-op. Retrieved code p1260 along with other non power train codes, (abs, tpms, etc..) Read other reports of similar c...
2002 Mini Cooper S 1.6L window motor VIN: WMWRE33452
Passenger door window inop...Removed panel to access wiring connector, power and ground switches with use of switch... Motor doesn't do anything... In alldata, step 1 for removing regulator is to lower window down a bit to access fasteners... Window won't go d...
1992 Mitsubishi 3000GT VR-4 3.0L Hesitation, Surge VIN: JA3XE74C9N
This car has a surge or hesitation under light throttle applications. Feels like a bad tps but i am not finding anything wrong with it. I have read many articles on the suspension control module leaking voltage and causing a surge but i have already unplugged ...
1999 Saturn SC2 1.9L Misfire VIN: 1G8ZR1270X
check engine light on. scaned and has a po300- multiple cyl. misfire. under load cyl. #1&4 misfire. if you unplug the egr valve the misfire goes away. intake is not leaking' replaced ign. coils,module,wires,and plugs with oem pts. tried a new egr valve also. n... Trouble codes: P0300
1997 Subaru Legacy Outback 2.5L Pump? VIN: 4S3BG6856V
Car does not move in any gear. No fluid going through trans cooler lines. The first thing I checked was that the oil pan had been bent up from numbskulls jacking on it. Removed pan. Found no visible damage except the pan was pressed hard against intake of filt...
2001 Subaru Forester L 2.5L MIL Lamp on VIN: JF1SF63511
I can't seem to find a drive cycle procedure to make the evap monitor run. This is the car's third time here for the 440 code I have smoked the system twice, no leaks, replaced the vent valve and gas cap, acuated the purge, vent, and pressure control solenoids... Trouble codes: P0440 (Evap system failure)
1999 Suzuki Vitara JS 2.0L Mechanical VIN: 2S3TE52V2X
auto cam in with "2 timing chain off. took front cover off. changed all chains,gears tensiors and guides. either i'm doing something wrong in my set up or it has bent valves. has no compression. have redone several times. put keyway up on crank gear and 4 and ...
1988 Toyota Pickup DLX 2.4L caliper VIN: JT4RN55D6J
We have this 88 toyota 2wd pickup with right front caliper intermittanty sticking, caliper will overheat and sieze up untill cooled off. Problem is intermittant and will happen to customer after 20-30 min of driving, we have had a hard time duplicating. Both f...
2008 Volkswagen Jetta SEL 2.5L No Start VIN: 3VWRM71K48
This vehicle is a crank no start. There is no fuel pressure or power to the fuel pump. We have tested the fuses and relays. The immobilize light is not on. There is spark and the engine fires with and introduction of fuel in the intake. The only diagnostic cod...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1999 Acura TL 3.2L clicking shifting VIN: 19UUA5649X
thanks for all the great responses,,, Unfortunately I have not been able to confirm my exact situation,,, primarily due to other does appear from opinions and suggestions that i will be in for a rebuild or replacement...thanks again for all you...
2004 Acura TL 3.2L Nav display VIN: 19UUA66254
Nav system has issue with display. We sent the unit to Alpine for repair.
2006 BMW 325i 3.0L Tire press. system VIN: WBAVB13516
Thanks for everyone who replied to my techhelp request; the customer has not yet returned, but when he does for the following oil change I will have the solution with the replies you have given me. If I can't do it with some of the instructions given to me wit...
1997 Buick Park Avenue 3.8L intake exploded VIN: 1G4CW52K8V
After removing what was left of the upper intake,I pressurized the fuel rail and found 4 of the 6 injectors leaking fuel.This along with a junk battery that allowed the engine to kick back during cranking is what set off the explosion.The responses where great...
1994 Chevrolet C1500 4.3L Clutch throwout bearing
Hello everyone, I followed through with my parts representative from O'Reilly and they gave me the third clutch kit replacement; however, in addition to this I ordered the clutch throw-out bearing directly from the local Chevrolet dealership (this way I cover...
1999 Chevrolet Lumina 3.1L MIL Lamp on VIN: 2G1WL52M1X
hey guys thank you all.After replacing the knock sensor and checking the circuit for tons of times and replacing the ecm , i researched ALLDATA info and at the end if diag tree it mention to check my crank and cam signal which could create a p0327, so i did an... Trouble codes: P0327.
2002 Chevrolet Silverado 2500 6.0L ABS system VIN: 1GCHK24U02
Well my suspicions about the tone ring turned out to be true. I got a better view of the tone ring and as we slowly turned the driveshaft we could see some good teeth and some smeared and heavily dinged up teeth. Removed the drain plug from the transfer case a...
2005 Chevrolet Trailblazer LS 4.2L oil light VIN: 1GNDT13S15
Thanks to all for your help. I`m sorroy that i did`nt make it clear that we did press the gas pedal three times to clear the light. That`s what i ment when i said we cleared the change oil soon light. But the oil can with the wrench next to it stays on for lon...
2009 Chevrolet Malibu LT 2.4L Electronic VIN: 1G1ZJ57B29
Thanks for the replies. We referred the customer to the dealer. Problem was very intermittent and I did not want to start throwing parts at it to try and fix it. Thanks again.
2005 Dodge Caravan SXT 3.3L Hesitation, Surge, MIL Lamp on VIN: 1D4GP25R95
We cleaned all grounds and think we found an intermitant voltage drop on neg cable where it is crimped onto the battery cable end. repaired and cleared codes and sure enough no codes and runs noticeably better!Let customer drive for a week and so far so good s... Trouble codes: P0406 (Egr position sensor high), P0124 (Tps intermittant), P2074 (Map/ tps correlation).
2007 Dodge Ram 3500 Truck Laramie 5.9L Left hand low beam does not work VIN: 3D7MX38C07
Thanks all for your adivise on my breif description of low beam not working,was in a hurry,i apologize. it did turn out to be the tipm thanks again!
2004 Ford F-150 Lariat 5.4L Broken spark plug VIN: 1FTPX12564
Thanks for all your suggestions,...most of them I had already tried with no luck and I was getting ready to throw in the towel and pull the head, but one last try with a different approach worked. I had been thinking of trying to drill down into the porcelin t...
2005 Ford Freestar SES 3.9L Poor Idle Quality, Hesitation, Surge, Cuts out
thx to everyone who helped . removed the cowl. let the pcm and connector dry everyhting went back to normal thx again
2010 Ford F-150 STX 4.6L Wipers, Blower Motor VIN: 1FTEX1C89A
Ok its fixed. Took the time to open and trace the circuit from fuse box to wiper motor. Found wire rubbing on inside of left fender near fire wall area. Repair and relocate harness. Good to go.
1989 Honda Accord LXi 2.0L hard start VIN: 1HGCA6185K
WOW, well it's fixed. Vehicle had wrong starter installed, called for a Mitsuba and had a Nippondenso instead (reman). Istaled the right starter and cranks fine and runs awesome. Thanks for all the replies.
2002 Honda Odyssey EX 3.5L Unknown VIN: 2HKRL18902
Well with your help this is fixed.. as greg and william stated it is the latch which i suspected but at the price honda wants, i wanted to make sure .. any way it took only a few minutes to change it no where near as bad as it looked ! now it works perfect cu...
2003 Saab 9-3 Linear 2.0L Cuts out VIN: YS3FB49S13
info greatly appreciated. i just cleaned the contact inside the pedal with rubber eraser and contact cleaner. drive cycled the car several times, no codes for pedal sensor. car was release to the costumer for now. costumer has not returned since. if costumer ... Trouble codes: P0300 (Random multiple cylinder misfire detected), P2122 (TPS/Pedal position sensor/ Switch D circuit low input), P2138 (TPS/Pedal position sensor/ Switch D/E voltage correlation).
2000 Toyota Tundra SR5 4.7L airbag/ cruise
Thanks again to all. Replaced the clock spring and all is well and working again.
2003 Toyota 4Runner Limited 4.7L abs brake control system VIN: JTEZT17R83
Hi to all that help me and send replies, This is what i found i past code c0278 because i could see it was not a relay problem or wiring problem so i went on to code c1251,1252,c1253 they are incommon and it said the pump could be stuck or open circuit. so i ...
2006 Toyota Tundra SR5 4.7L Battery VIN: 5TBDT44126
The customer opted to live without the radio for now.
1999 Volvo S80 T6 2.8L Starter Motor Relay VIN: YV1TS90D9X
Thanks to Jorge, Robert, Efi, David and Justin. We were able to read the immobilizer, it told us the we had on key but did not recognize the key. I think Justin had the best idea so we decided to send him off to the local Volvo Dealer. Thanks again Bob
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