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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for October 4, 2013
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Open Help Requests for All Makes and Models
Help Request Answers
2002 Audi A4 Quattro Avant 1.8L unknown
Thumping noise when accelerating in 1st & 2nd gear when hot. Hi, I'm having a thumping noise coming from the bottom of the car only when warm and accelerating from 1st and some trough second gear. This will not happen when vehicle is cold. This vehicle has aft...
2009 Audi A4 Quattro 2.0L Charging VIN: WAULF78K49
Customer brought car in to check for a one time no crank no start do to a discharged battery. She thought she might have left something on and the problem has not reoccured. The battery was relatively new, was charged and tested fine. We only got 13.6 volts at...
2007 BMW 550i 4.8L Poor Idle Quality VIN: WBANB53567
Hello all. Here is a worrisome one. Everything on the vehicle seems ok. However, at idle with my foot on the brake and the transmission in drive, I feel a very consistent and rhythmic shake. It feels like a bad mount. It's more noticeable in the seat of your p...
1989 Chevrolet R1500 Suburban Scottsdale 5.7L Engine VIN: 1GCER16K9K
Good morning. I needing some help with a egine that is runnng very bad. It stumbles and surges under a slight load to the point it well not gain any road speed, if you run the thortle to the floor mat it will take off and run. If we unplug the alternator it wi...
2002 Chevrolet S10 4.3L Mode door VIN: 1GCCS19W22
My customer brought his truck in complaining that heat was coming through the heat & defroster vents when the truck was going down the road even with the unit turned off.I replaced the air door actuator,no change.I checked the mode door & air mixer pods & they...
2005 Chevrolet Malibu LS 3.5L communication VIN: 1G1ZT52875
Vehicle towed in as no crank, no start. test battery pass. Security light on dash on any time key is on. retrieve codes in body control module and p/s module. U2108 U2109 and U2100 retrieved. Confirm no comm. with ebcm or pcm. Clear codes and same codes return...
2002 Chrysler Town & Country LXi 3.3L Lift Gate VIN: 2C4GP543X2
The lift gate will not open with the button inside or from the key fob the latch clicks but does not open . The only way you can get the hatch open is to use key in hatch . Replaced latch assy but still will not open .
1995 Ford Explorer Eddie Bauer 4.0L No Start, Stall VIN: 1FMDU34X7S
Hi. This vehicle stalls and looses spark when warmed up and driving and also after a short stop causing a hot soak. There is no communication from the PCM to my solis, so I used the old Dial Ohmmeter and retrieved the System Pass Code. I'm not sure it's accura... Trouble codes: 111 (System Pass)
2003 Ford Excursion XLT 6.0L Low Power VIN: 1FMSU41P73
This vehicle has extreme low power on take off. It all started after another shop changed the head gaskets, FICM, and deleted the EGR cooler. When cold there is a huge 5-7 second delay in power delivery that makes it unsafe to drive. It does improve slightly w...
2006 Ford F-250 Super Duty XL 6.0L a/c blower
Blower blows on speeds 1,2,and 4 but not on 3. 3 blows same speed as 2. Had a new blower resistor, I replaced that with a oem resistor.and replaced the blower switch, no change . pigtails clean. no burn marks. checked grounds, .they light up a highbeam headlig...
2008 Ford Focus SE 2.0L Electronic VIN: 1FAHP33N18
Customer had shift solenoid A replaced at dealer for a code P0733 and P0984. They brought vehicle to us. We replaced all the shift solenoids and the internal wiring harness. Vehicle still had same problem of erratic shifting. We replaced the complete transmiss...
2006 Honda Accord EX 2.4L radio is locked VIN: 1HGCM56726
I replaced the battery and the maintainer failed. The radio is locked and know one knows the code. The customer is leaving on a trip monday and I was hoping I could take care of this before they leave.
2007 Honda Civic DX 1.8L No Start VIN: 2HGFA16397
Hi Honda Techs, I have this car drove in with 3 cylinder running. i put 1 coil and 4 spark plugs. after i installed it.I try to start the car, it won't turn over. so we turn the crankshaft pulley by hand, it seized cannot turn at all. No engine coolant inside ...
2011 Honda Civic DX-G 1.8L TPMS System VIN: 19XFA1F56B
Thank you in advance. This civic came in with the TPMS light on, Checked codes and found two for two sensors not reading, psi on scanner showed 144 psi each. Tried hand held tpms tool to initiate, one out of two it would respond with. So replaced both sensor(h...
2001 Infiniti QX4 3.5L check engine light on VIN: JNRDR07Y31
Morning guys! This one came in with codes for all 4 o2 heaters and a p1320,primary ignition system. O2's were easy enough,blown fuse,replace it,cleared the codes and p1320 came right back. Troubleshooting tree from Alldata is a bit confusing,has me checking al...
2004 Jaguar X-Type 3.0L Misfire, MIL Lamp on VIN: SAJEA51C74
The engine runs fine at idle and under load with plenty of power. I can not feel the misfires,the check engine light will start to flash and then go into limp mode. I have replaced cylinders 1 3 and 5 coils and plugs moved the injectors to differnt cylinders a... Trouble codes: P1313, P0300, P0301, P0303, P0305, P1316
2009 Lexus RX350 3.5L Spark Plugs VIN: 2T2HK31U99
Doing a major service on this car, and need tips for replacing the rear bank spark plugs. Can't get a socket or a wrench on the bracket that holds the plastic intake to the rear bank valve cover. Any and all suggestions welcomed!
2001 Lincoln LS 3.9L engine VIN: 1LNHM87A91
Vehicle came to us for a vibration, this vibration is present whether moving or not. With the engine above 1000 rpms there is a steady vibration. Not a misfire but a vibration. While running we removed the connectors at each coil and there was no change in the...
2003 Mercedes-Benz SL500 5.0L starter battery VIN: WDBSK75F53
Hi benz techs, need help on this one; the battery indicator stays on on this Mercedes. The customer replaced both batterys with brand new ones and the battery light stays on. I checked the charging @ idle on the truck battery and I'm reading 14V, but on the sm...
2006 Mercedes-Benz S500 5.0L information center diplays message for low coolant VIN: WDBNG75J26
Need knowledge from the Mercedes Techs , these lights were on when this car came in for service. We repaired leaking washer pump, and refilled reservoir, coolant level was ok, it is full. message does not come on until you start the car. We have checked for tr...
2010 Mercedes-Benz ML350 Bluetec 4Matic 3.0L CEL on VIN: 4JGBB2FB4A
I could use a little help from MB techs..this 2010 ML350 Bluetec runs excellent but CEL is on and checking online and in shop advice and the code indicates "Reductant Heater B control circuit/open"..1 place says its the pre cat o2 sensor cylinder 1-3 and anoth...
2002 Nissan Maxima SE 3.5L Cuts out, Stall, MIL Lamp on VIN: JN1DA31D62
Car came in with a bad battery and a check engine light. P0340 Cam sensor Bk 1. Customer complained engine would buck and stall. Replaced battery and confirmed complaint. Engine would intermittently buck on accel and would stall driving from a stop. Replaced b... Trouble codes: P0340
2003 Subaru Forester X 2.5L shifter interlock VIN: JF1SG63693
car came to us we put alt belt on and now shifter will only go from neutral to drive and second and first gear wont go pass neutral for reverse or park I thinking something is broke in side the shifter assy anyone else ran into this problem before
2002 Toyota Prius 1.5L Caution light on VIN: JT2BK18U32
Vehicle comes in with complaint the orange caution light comes on vehicle drives normal. Ck codes none found. I test drove the car and could get it to act up only in ck mode using my Modis. It will act up caution light and main battery light comes on and a not...
2007 Volkswagen Golf City 2.0L Power Windows VIN: 9BWEL41J27
I have this 2007 city golf. Codes 01358 01359 01334 01331 00921 Those codes were cleared with no difference. I was able to pull these codes from a snap on. I have auto enginuity which when set as a 2007 GOLF refuses to communicate with the vehicle. If I set i...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2006 Acura MDX 3.5L Misfire
I think everyone who said it needed the valve adjustment was right. Cyl 6 misfire was causing random misfire. I checked everything I could on this. Customer did not want to pay for work though, even after I told her her valves would burn up. Trouble codes: P0300 (Random Misfire), P0305 (Cyl 5 Misfire), P0306 (Cyl 6 Misfire).
2008 Audi A4 Quattro 2.0L MIL Lamp on VIN: WAUDF78E98
I cleared the codes in this vehicle and returned it on the day I posted my request for help. My intentions were to do more research, take the answers and help from this forum and in a week or two get the vehicle back to 'fix' it. Well, it's nearly two weeks ... Trouble codes: P2187 (Bank one system too lean at idle. no signal/intermittent).
1992 Chevrolet K3500 Cheyenne 5.7L shifting VIN: 1GBJK34K6N
Thanks to Peter-Craig-Jerry and Marsden all of you sent us on the right path. It ended up being the wiring harness which we replaced and it straighten the transmission up. Behind the story is the owner said this was a 1994 truck, after putting in the vin for t...
2003 Chevrolet Tahoe LT 5.3L temp/blend door VIN: 1GNEK13ZX3
veichle is fixed !!! thanks for all your replies.doug,doug,and bill hit it right on the money.found interior temp on scan tool and it read 147.degrees.(how did i miss that). I guess frustration is a factor.removed aspirator and was covered with dirt on temp se...
2005 Chevrolet C4500 Kodiak C4U042 6.6L Various VIN: 1GBE4C12X5
Thank you for all who replied. Vehicle is finally fixed. We found a power wire from the alternator to the started hanging on by a few strands. After fixing that, operating voltage returned to normal. We then went through everthing related to the low coolant le...
2007 Chevrolet Silverado 3500 Classic LS 6.6L Excessive Emissions VIN: 1GCHC33D47
injectors list 615. sell was 430 from gm. i didnt look for the best deal. i bought 2. replaced #6 and #8. everything is ok except now #7 shows +7 max balance when all others were negative. smoked a little when warm. replaced fuel filter, filled with marvel m...
2006 Chrysler 300 C 5.7L Cuts out, Stall VIN: 2C3LA63H76
Without Martys experience I would be looking for days at this car. It had brand new E3 turds in it. I never would have thought the plugs were even changed at 55k. Can thank you guys enough.
2002 Ford Explorer XLT 4.0L axle VIN: 1FMZU73E72
Thanks for all the help guys!!! I think we got it fixed...or at least I hope!! We replaced the rear diff. with a used one...thats what the warranty company wanted to do, you guys know how that gos. Replaced with new fluid and additive and test drove. Could...
2003 Ford Mustang GT 4.6L Cuts out VIN: 1FAFP45X93
First of all thanks for the response. I apparently didnt do a very good job with proper grammer and left some techs confused., Next time I will do a better job. I wasn't unable to pick up the missfire on the IDS cylinder contribution screen, apparently the eng...
1998 Jaguar XJ8 4.0L electric window VIN: SAJHX6244W
I am going to call this one fixed, although I really wish the customer would have returned my calls when I called to verify, but I think he may be out of the country. Today is the last day I can close this request! Thanks for the replies. Jason suggested t...
2008 Jaguar XK 4.2L Radio VIN: SAJWA44B48
Nice solid fix on this one. It was the radio as Bob suggested. The dealer keeps exchange units on the shelf. What does that tell you! This particular radio unit, Jaguar calls it a Forward Information Module, is also a 6 disc changer (in dash). Customer was ...
2005 Mercedes-Benz CLK500 5.0L oil VIN: WDBTK75G95
Thanks guys, Customer opted to trade vehicle in rather than repair. Rear main seal was clearly the source.
2000 Mercury Sable LS Premium 3.0L sparkplug blew out no threads in hole VIN: 1MEFM55S7Y
well men the time-sert kit worked great , good instructions too the tooling they sent me was well thought out , thanks every one for the help ,Angelo
2004 Subaru Forester XS 2.5L MIL Lamp on VIN: JF1SG65654
thanks for the help I ended up replacing ccv valve and the dump valve for the evap canister. light has not come back on Trouble codes: P0457 (Evap leak fuel cap off), P1443 (Vent control solenoid valve function problem).
1994 Toyota Camry DX 2.2L No Start VIN: JT25K12E6R
This was a ECM found a used one and all is well. Thanks for the replys on it being ECM. I always hate going down that road for bad ECM'S
2000 Toyota 4Runner Limited 3.4L Misfire VIN: JT3HN87R3Y
Thanks to all who replied. Some of you suggested I check the injectors cold, and hot, they ohmed out correctly. Sometimes you have to cut bait, I have too many paying jobs parked in the lot. I did not charge the customer and sent her to the dealership. Trouble codes: P0172, P0300, P0301, P0303, P0305.
2006 Volkswagen Jetta TDI 1.9L cooler VIN: 3VWDT81K36
Thanks to every member that replied. The fix was to install new t s in the cooling system and we made our own inlet and outlet for the trans cooler . I dont know what the guy was thinking when he installed the engine and didnt figure out why they put a cooler ...
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