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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for January 26, 2008
International Automotive Technicians' Network (iATN) - Members Only
(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for All Makes and Models
Help Request Answers
1998 Acura TL 3.2L MIL Lamp on VIN: JH4UA3648W
CEL comes on within 5 seconds of clearing the codes. 1st code to come up is the p0155 left primary ho2s heater circuit problem. if you drive the car p0135 right primary ho2s heater circuit problem. now, went to all data and followed appropriate flow chart whic... Trouble codes: P0155 (left primary ho2 sensor heater circuit problem), P0135
1997 BMW 528i 2.8L Brake Pad Sensors and Brake Light VIN: WBADD6324V
Thanks in advance to all who read. My problem is that I can't get the red brake light off at the dash. I left the wear sensors off of the pad to see if that might help, but it made no difference. The fluid in the master should be full since I pushed the calipe...
1994 Buick Park Avenue 3.8L ignition system VIN: 1G4CW52L9R
This is the same Buick I had asked for help on a trans. problem last month. The decision had almost been made to trade the car off,but a new problem has developed. Can't trade it if it won't run. It has an intermittent no-start condition with a P0321 DTC that ...
1993 Cadillac DeVille 4.9L electrical systems VIN: 1G6CD53B7P
Customer thinks this one is possessed by a demon. He brought us the car and said the dash lights were acting up. When we asked for more specifics, he just said start it up and wait about 3 minutes and you will see. When we did he was right. All the dash warnin...
1994 Chevrolet K3500 Cheyenne 6.5L Surge, MIL Lamp on VIN: 1GCHK33F1R
Hi- to start with this is my first GM 6.5 for a running problem. It had the stalling and code 35-36 that the FSD is famous for. I also had a code 19, 29, 54,84,99. I installed the FSD or little black box and checked all the connections. The stalling came back ... Trouble codes: 35 (36 -), 36 (testing and results)
1999 Chevrolet Astro 4.3L Poor Idle Quality, Hesitation, Stall, MIL Lamp on
The intake manifold gaskets were just replaced to correct a coolant leak.the distributor was carefully marked when removed, and reinstalled properly.I've checked repeatedly for a "tooth off" condition to no avail.Cam retard pid is at -7. The engine wont idle,w... Trouble codes: P1345 (cam sensor sync problem)
1999 Chrysler Sebring JX 2.5L Poor Idle Quality VIN: 3CFL45H5XT
this sebring came in with head gasket blown. we replace gaskets, water pump,timing belt and spark plugs. the idle is very poor and stalls when you let off the brake or stop.it is also hard to start. You have to open the throttle to get it to start and keep the...
1987 Ford Ranger Custom 2.9L No Start VIN: 1FTCR15TXH
I hope I can make this simple. Customer said truck died and would not start. He was talking to parts store and parts guy said 9 out of 10 times it is a module. So he replaced that. But that did not do the trick. So he asked my boss what he thought. Boss said t...
1996 Ford Explorer Eddie Bauer 4.0L no 4x4 VIN: 1FMDU34XXT
I am kid if scratching my head on this one. The truck has no 4x4. The transfer case is shifting and that seems to be working fine. The front diff is not shifting.There is one code in the gem ,(P1843 transfer case lock up feed back switch open circut). I have l...
2000 Ford Windstar SEL 3.8L MIL Lamp on VIN: 2FMDA534XY
This car came with P0708, P0171, P0174. Lots of leak from manifold gasket. I replaced manifold gasket and clean the EGR passages. Replaced spark plugs, wires, PCV, the fuel filter, and the transmission range sensor. Cleaned MAF and the throttle valve. And fixe... Trouble codes: P1000
2002 Isuzu Trooper Limited 3.5L Poor Idle Quality, MIL Lamp on, no power VIN: JACDJ58X22
this car came to me after customer changed his own timing belt with the missfire codes for 2 4 6 and multi cyl. missfire I changed the ion it took care of missfire codes and counts car funs better but I still has the egr code. what I was told the check eng. li... Trouble codes: 0405 (egr low signal)
2001 Lexus LS430 4.3L MIL Lamp on VIN: JTHBN30F70
after completed repair with operation temeperature and a 5 mile test drive c1336 came on. does anyone have any information on this code? Checked mitchell on demand to no avail. Trouble codes: C1336
2003 Mercedes-Benz CLK430 4.3L Soft Top VIN: WDB123456
Hello Fellow Techs. I have a 2003 Mercedes CLK430 in my shop today, with a Convertible Top not retracting. I scanned the Soft Top Module, and found a fault code B1650 Fault in soft top actuation process; limit switch is not plausible (S83/5). From what I was ...
1987 Oldsmobile 98 Regency 3.8L Excessive Emissions, Poor Idle Quality VIN: 1G3CWS131H
I replaced the fuel pump, it leaked down as soon as you shut it off. Replaced fuel filter, volume good. I replaced the plugs and installed ACs. Wires look new and dont spark through when wet. The rpms were 100 rpms different between 1,3, and 5 as compared to 2...
1999 Oldsmobile 88 Royale 3.8L High pitch noise VIN: 1G3HN52K6X
Intake gaskets & plenum replaced w/all oe parts. Has high pitched noise at idle cold and hot, not always present. Job was done twice to ensure completed properly. Same result second time w/dealer parts. When oil fill cap is removed a large vacuum is present an...
2000 Plymouth Neon High Line 2.0L No Start, No spark VIN: 08RDF3108J
Car came in with a Broken T-belt, Got a used head out of a 04 2.0L neon and bought a new cam sensor (Mopar) according to everything should be exact fit. Put car together turned over crank Checked marks they look good. Have car all together and now the car wont...
1999 Porsche Boxster 2.5L Hesitation, MIL Lamp on VIN: WP0CA2985X
Hello,I am pretty sure I have a bad maf here,but I have no voltage specs to compare.The car has one heck of a hesitation and the cel is on with multiple misfire and individual misfire cyliders one through six.The voltages on the maf output are 1.44 at idle,1.6...
1994 Toyota Pickup 2.4L lack of power VIN: 4TARW13P4R
This truck losses power especially going up hills,if the throttle is keep at same position the engine will start to loss power then it will come back again.We changed the airflow sensor,tp,coolant & cold injector time sensors w/ known good.We also diconnected ...
2002 Toyota Camry LE 3.0L MIL Lamp on VIN: 4T1BF32K02
Thanks everyone for taking your time to read this. I have a problem with this 02 camary V6 with the AF sensor. The vehicle have both new AF sensor replaced. The vehicle came in from other shop which actually just replaced both new AF sensor (yes, i'm positive... Trouble codes: 1135 (B1S1 AF heater sensor), 1155 (B2S1 AF heater sensor)
2004 Toyota Camry XLE 2.4L engine VIN: 4T1BE32K64
After replacing the head gasket we have a no start. It fuel fouls{wet} the plugs instantly. We have double checked the timing marks, but, worry that with the VVT-I camshaft, it might be locked into a wrong position. Is this possbile? When cranked with wide-ope...
1976 Triumph TR6 2.5L Excessive Emissions, Misfire
I will mention now that my parents infatuation with little British cars drives me to distraction. I was talked into rebuilding the engine for my mother's Spitfire and have regretted the experience ever since. It is a 1976 1500cc that I am reassembling. I canno...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2001 Audi A6 Quattro 2.7L heater VIN: WAUED64B01
Thanks to everyone for your time and thoughts into this one. We did change the pump and thermostat, dye ck'd coolant, flushed core, parked it next to healthy audis, did all we could for the little feller, had to let it go.Though it is alot better, I still fe...
1995 BMW 325i 2.5L power windows, sun roof VIN: WBACB4320S
Sorry, team. I guess this customer is never coming back. Most replies said to disconnect the battery cables and touch them together to reset the control modules. Some said to ck ground wire near starter. Thanks for all the help
1996 BMW 328i 2.8L Poor Idle Quality VIN: WBACD22070
Thanks to the 9 that replied. Dismantled crankcase ventilation valve and found diaphragm was ruptured. Replaced valve and all seems OK.
1998 BMW M3 3.2L Pilot bearing VIN: WBSBG932XW
I would like to thank all those that replied to my request.All were correct answers.What I did,I measured all lengths and depths,crank,mainshaft,pilot brg.etc.Partial reinstall of trans. with blueing to mark where the shaft would ride in the bearing.Well,anywh...
1991 Buick Park Avenue 3.8L hvac blower motor VIN: 1G4CW53LXM
Thanks to all that have responded to my request. The blower motor was my next idea too. I think that makes sense. Here in Minnesota we have been having below O temperatures and the car was in our shop nice and warm. Customer took car home and it sat outside in...
1994 Chevrolet K1500 Cheyenne 5.7L power steering VIN: 1GCEK14K9R
Don was right, thanks, that made me remember a similar problem with Jeeps and bad front axle u-joints. The front 1/2 shafts were bad. I installed 2 reman 1/2 shafts and it is perfect. Thanks
1996 Chevrolet Tahoe 5.7L Poor Idle Quality, MIL Lamp on VIN: 3GNEK18R9T
Truck is fixed. Wooden mallet is back in tool box. Alex from GA's internet dart hit a bullseye. The map sensor was clogged with carbon. For all the techs out there: My resetting MAF code came from a MAP sensor. Alex said this happened to him, I looked at Alex'... Trouble codes: 101 (maf).
2003 Chevrolet Impala 3.4L bcm VIN: 2GIWF52E83
Thanks to all you who replied to my problem.I went to the bcm and unplugged it to check all grounds and voltage pins to the module they all checked o.k. So I looked for any bad connections while I was there non found.I plugged the bcm up and secruity light wa...
2004 Chevrolet Tahoe LS 5.3L rear wiper VIN: 1GD34TUI89
thanks to everyone that replied. this car ended up having to problems one was the ground for the wiper motor that sits right behind the right rear quarter panel. and the other one was. the connector for the wiper motor was bad. replaced and repaired both and ...
2005 Dodge Sprinter 2500 2.7L no starter reaction VIN: WD2PD74415
First off thanks for the responses ! Turns out the key had an issue. This is a (our) uniform company truck and we just got this account so the boss really wanted this resolved . I found out they had another key so the boss picked it up. First thing he does is ...
1993 Ford Bronco Custom 5.8L MIL Lamp on VIN: 1FMEU15H0P
We replaced the EGR assembly with the position sensor and this seems to have fixed this problem. Thanks guys for all the useful suggestions and help. I told the customer about the network he was pleased that we found the problem. Trouble codes: 332 (Low EGR flow), 311 (Thermactor Air System is Inopperative).
2000 Ford Expedition XLT 5.4L starter
As i mentioned when i first posted this problem on iATN,the problem was a water leak coming from the bottom of the windshield causing the fuse box and the GEM to get wet,which caused a whole array of problems,lights flickering,the engine cranking by itself,4x4...
2003 Ford F-150 XL 4.2L Poor Idle Quality VIN: 1FTRF17253
Hey guys thanks for all the help. It turns out this one was a computer glitch. We reset the idle speed parameters in the PCM and fixed the problem.
2006 Ford E-350 Super Duty 5.4L high beam VIN: 1FBNE31106
1997 Infiniti Q45 4.1L pwr. steering VIN: JNKBY31D1V
Thank you for the information. It seems that the fix was to get the air out of the system, It also takes a lot of time to work the air out. I checked for leaks but could not find any, so how the air got in there is still a mystery. I dont like to hope/guess bu...
1971 Jeep commando 225CID Misfire
Hello Techs, Finally we fixed this beast! I say we because I got a lot of training from you guys and I thank you. By the way this is a Buick V-6 odd fire engine and the firing order is 165432. The 2nd distributor was bad also. I put the distributor on the benc...
2000 Nissan Maxima GLE 3.0L Misfire, MIL Lamp on, VIN: JN1CA31D0Y
As you can see from the update I replaced the ECM. I went with what Wade, Rajesh, and Victor said to make the most sense to me. I just couldn't see how the other coils could affect the #6 coil. The only thing that controls the coil on time is the ECM and t...
2001 Oldsmobile Aurora 4.0L Engine oil leak VIN: 1G3GS64C81
Thanks everyone for your thoughts. Since this was the first time I had one of these apart I decided to play it safe and pull the engine/powertrain assembly and do the work on a stand. That part was a lot of disassembly and a lot of time but not that bad. Th...
1991 Plymouth Acclaim 2.5L No Start VIN: 3P3XA46K5M
thanks to all that replied.most all replies recomended changing injector,which i did .injector was hard to obtain.replaced injector and everything seems to be fine. also found out car had speedo changed and actually has approx 224,000 miles.injector was at end...
2002 Pontiac Sunfire SE 2.2L Cuts out VIN: 3G2JB52F92
I have been unsuccessful in getting the customer to bring the car back, but according to the responses, it would likely require the fuel pump be replaced. Thanks for all the replies. John Trouble codes: P0171 (Lean exhaust).
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