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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for July 15, 2005
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Open Help Requests for All Makes and Models
Help Request Answers
1999 Audi A6 2.8L odometer VIN: WAUDA24B7X
Audi techs please help with this one. I have an A6 that I replaced the instrament cluster. I coded the module in program code 07 and all is ok there but I dont know how to set the milage to what the old cluster had? Also the WSC# dealer code, Does it get progr...
1990 BMW 535i 3.5L Excessive Emissions, Surge, Cuts out, Misfire, MIL Lamp on VIN: WBAHD2312L
This one has got me puzzled. Three months ago a customer called while driving down the highway the complaint was low power, and Check engine light on. When it arrived the Baumtool cs 2000 was connected and revealed an O2 signal code. A new O2 sensor was instal... Trouble codes: 1221 (O2 sense signal)
1993 BMW 325i 2.5L brake booster VIN: WBACB4310P
This car came in with the front brakes sticking on both sides. I started at the caliper and proceeded to the master cylinder with no release of the brakes. I then loosened the master cylinder at the brake booster and the brakes released. I checked the rod and ...
1995 BMW 325i 2.5L No Start VIN: WBABJ6323S
Car waw towed in. Customer stated it was running fine and then wouldn't start after sitting a while. Testing revealed the EFI main relay was not being grounded by the DMI control unit. Also no communication with scanner. Got a price on a new computer and lea... Trouble codes: 66 (Anti Theft Signal)
2000 Buick LeSabre Custom 3.8L interior lights, dashboard VIN: WBAGH23452
This 2000 buick LeSabre has two problems. First the interior lights stay on all the time while the car is driving, I have check the dashboard switch and it is off. Second the dashboard illumination goes out intermittently while driving, this is for the odomete...
1987 Cadillac Fleetwood 60 Special 4.1L Hesitation, Cuts out VIN: 1G6CS5186H
O.K. GM guys,This one has alot of people stumped.The car has no power, It feels like your pulling a tractor behind you. it doesn't have any type of miss or backfire. old lady style(starting off real slow) it does fine.If you try to beat traffic and gun it and ...
1999 Cadillac DeVille 4.6L Instrument VIN: 1G6KD54Y2X
This car came in running with an intermittent complaint of instrument warning lamps coming on including messages stating Antitheft was activated and Car may not restart,service airbag, etc. Also at this time fuel filler door would not work. Most of the time th...
2000 Cadillac Escalade 5.7L MIL Lamp on VIN: 1GYEK13R2Y
check eng light on. vehicle runs great. cleared codes comes right back on. vehicle appears to be well taken cared for. pulled distributor and it appears to be fine with nno excessive play. Trouble codes: P1345 (CKP/CMP out of sync)
1985 Chevrolet Camaro Berlinetta 5.0L Excessive Emissions, Poor Fuel Economy VIN: 1G1FP87F9F
i have just started working on the car...it came in running rich full rich ...at this time i have oms ck all inj scanned the ecm...before i started really getting into this car i would ask all the gm guys what they thought was wrong ...even though the cars ful...
1991 Chevrolet Camaro RS 5.0L starter
When trying to start, starter will click but wont engage.. kind of like a sticking starter... changed starter but wasnt the problem.. having trouble please help... its not ground for block to body or block to battery... hope someone has a solution... thanks
1992 Chevrolet K1500 Suburban 5.7L overdrive VIN: 1GKFK16K9N
this suburban burned up the trans so we installed new gm reman trans,up shifts ok,takes along time to go into 4th gear and lockup,when it does if you let off the throttle a little bit it will kick it out of 4th,we replaced and adjusted tv cable,if you go about...
2000 Chevrolet Blazer LS 4.3L Unknown VIN: 1GNCT18W5Y
I'm confused and bewildered. This vehicle came in for normal maintenance service and no complaints about shifting. I have a newer tech that performed a power flush with the MotorVac TransTechIII and he pulled down the pan to replace the filter and gasket. He f...
2003 Chevrolet Trailblazer North Face 4.2L transfer case VIN: 1GNDT13S93
2004 Chevrolet Silverado 3500 LS 6.6L fuel gauge VIN: 1GBJC34214
we have a fleet of these trucks and they lose the fuel gauge we have not been able to find the trouble but if you clear the codes it works for a while we have cleaned the grounds under the cab on the frame has anyone seam this and found the answer to repair it...
1993 Dodge Caravan ES 3.3L Cuts out VIN: 3B4GH55R1P
We've had multiple codes and data that hasn't matched. this problem has been changed since ECM has been replaced. We've also removed intake and repaired all the wiring under it. Trouble codes: 53 (Multiple other codes data indicated VSS off scale RPM off scale), 41
1998 Dodge Caravan 3.3L don't start VIN: 2B4GP44G3X
the van was towed to my garage with no start situation, the batery and the starter are all still goog, but the car don't turn over at all, now that i have discovered that i have no power to the gas pump. pls help!
1998 Dodge Grand Caravan ES 3.8L headlights, door locks, int. lights, guages, wiper VIN: 1B4GP54L3W
This 98 Grand Caravan has no headlights, power locks, interior lights, guages, or wipers. The washers work and the high beam indicator lights in the flash to pass mode only. The cluster does nothing at all. I can't even get mileage from the odometer. I cannot ...
1998 Dodge Durango 5.2L MIL Lamp on
Hi fellow techs, I hate to have to ask for help without a VIN, but I ran out the door headed home and realized that I had left the info on this vehicle on my tool box... Of course by this time the place is locked up and here I am. Now on to the problem at hand... Trouble codes: P0123 (TPS voltage has exceeded max voltage limit.)
1999 Dodge Grand Caravan SE 3.8L Inst. Cluster VIN: 1B4GP44L1X
Cust. stated that while driving the gauges become eratic, either dropping out altogether or pegging. Sometimes the van will stall when this happens or sometimes the van won't even start. I have not been able to see this happen but cust. says it has happened a ...
2003 Dodge Grand Caravan SE 3.3L starter VIN: 1D4GP24303
Hey guys, this one came in for a no start, no crank. I walk out to the van and it starts up, drive it to the front of the shop, and it dies. No start, no crank. I can see that the key is being read in the ignition, I have batt. voltage out of the ignition swit...
1997 Ford Explorer Eddie Bauer 4.0L Timing chain VIN: 1FMDU34E7V
Hi Guys, I am looking for some help from you state side guys. The explorer engine is a bit of an unknown on the UK. I am having trouble with the timing chain that connects the crankshaft to the jack shaft, I have fitted a new chain and tensioner, but the tensi...
1998 Ford Explorer Sport 4.0L MIL Lamp on VIN: 1FMYU24XXW
this explorer was brought in for mil light on with no apparent driving/performance problems.the problem that i have with this vehicle is that when i scan for engine data on the obdii global side it shows o.oo volts fixed for all four oxygen sensors. all the fu... Trouble codes: 0133 (upstream heated oxygen sensor circuitbank 1 slow response), 0153 (upstream heated oxygen sensor bank 2 slow response), 1260 (theft detected-engine disabled)
1991 Honda Accord EX 2.2L Red Brake Warning Light VIN: JHMCB7548L
Hello, We have a 91 Honda Accord LX without ABS, Canadian Model with Daytime Running Lights. The client informs us that his red brake warning light will come on and stay on for a long period of time and then go off without any reason. We have never been able...
1991 Honda Accord EX 2.2L trans? VIN: J645GFE543
Here we go. I have this Honda Accord and the "D" on the console flashes. It does this all the time. I was wondering if anyone has seen this before.
2002 Honda Accord EX 2.3L speedo and tach VIN: 1HGCG16532
Group I have a ghost, I have a problem when first starting this vehicle all lights go out like normal (check engine,maintenance,srs etc)and everything works as it should. Once I take off to drive the car after about a block the tach and speedo go to 0 and the ...
1996 Infiniti I30 3.0L No Start VIN: JNKCA21D4T
hi after i changed clutch on this car and after that car wont start we checked spark plugs ,changed crank position sensor, check ecm connecters to sensor still wont work. please help thank you Trouble codes: P1335
1997 Jeep Grand Cherokee Laredo 4.0L warning message cent VIN: 1J4GZ58S0V
message center under radio flashes coolant sensor bad warning no touble code ore check engine light replace coolant sensor still same problem is this warning light for engine coolant sensor ore sensor in coolant bottle ? have another customer with same problem...
2000 Jeep Cherokee Sport 4.0L nodash gages no start odometer displays no bus VIN: 1J4FF48S64
1993 Mercedes-Benz 400SEL 4.2L Upshift VIN: WDBGA43EXP
All Upshifts Are Fine Except While Attempting To Pass If You Depress The Accelerator To The Floor, THe Vehicle Downshifts & Holds The Lower Gear To THe Point That The Engine Hits The Rev. limiter & Will Not Upshift Until You Back-Off The Throttle. THanks In A...
1998 Mercedes-Benz E320 3.2L MIL Lamp on VIN: WDBJF65F6W
This car came in with check engine light on pulled codes P0170 P0173 Checked as specified by Alldata for intake lewaks Diaphram fuel pressure regulators , I can't imagine engine wear with 40,000 miles only also I can't imagine bad injectors at this milage . Cl... Trouble codes: P0170 (Fuel trim malfunction Right bank), P0173 (Fuel trim malfinction Left bank)
1996 Nissan Quest GXE 3.0L winshield wipers VIN: 4N2DN11W8T
Wipers run intermittently when ever they want to and will not turn off. My thought is to replace the amplfier / modual. Due to its cost I hesitate. Have replaced the switch and disassembled wiper motor to inspect park switch (contacts are good, sanded slight g...
1997 Nissan Maxima GLE 3.0L ck engine light VIN: JN1CA21D1V
Have checked map air sensor, replaced O2 sensor, checked evap. sustem. Ck engine light goes out for a day or two, and comes back on with same code (p171) appearing. Has anyone run into this before ? Thanks for your input. Trouble codes: P0171
1984 Other European 308 3.0L Poor Idle Quality VIN: ZFFUA13A8E
I am back. Well it turns out this KE Jetronic fuel injection system has me stumped. I cannot seem to find why there is no power to the DME/Jetronic computer, which is why of course the Frequency valve is not operational. This computer only has 9 connections. #...
1994 Pontiac Bonneville SE 3.8L Stall VIN: 1G2HX52LOR
This is a 1994 Bonneville with a 3.8L. This car will stall for no apparent reason. Also, when you are cruising at 55mph and ever so slowly accelerate you can feel a slight chugging sensation. Checked for codes and there are none. Customer has had a new crank s...
2003 Pontiac Aztek 3.4L starter,console shifter VIN: 3G7DA03E63
Hello Tech's, I have worked on some GM VTD systems,but never seen a problem like this. There is know ignition feed at the starter solenoid and when pressing on the brake the shifter will not come out of park. The security indicator lamp will not light up on th...
1997 Saab 900 S 2.3L drive cycles not set VIN: YS3DD38B2V
Vehicle has been driven a total of aprox. 700 miles and this 1997 saab will not complete drive cycles or set monitors. We followed all drive cycle procedures and had vehicle back to saab dealership. There is no check engine or on board computer faults. Vehicle...
2000 Saab 9-5 2.3t 2.3L No Start, Stall, MIL Lamp on VIN: YS3ED48E2Y
Vehicle first came in for intermittent die and no start only when temp above 80-85 degrees. Customer has experienced this problem for the last 2-3 years but is getting worse. Customer states will die after 5-10 miles of driving and not restart for 15-20 minute... Trouble codes: P1640 (No power PIN 1 ECM)
1993 Subaru Impreza 1.8L Stall VIN: JF1GC2249R
This car ran perfect before the timing belt change.Changed belt..and have verified all the timing marks are dead on.Now car runs great until it heats up.The 2 front plugs are getting black and sooty looking,while the 2 rears look like they are burning fine.Whe...
1993 Toyota Tercel DLX 1.5L engine VIN: JT2EL43T2P
hi to all hope you can help. got a weird one for you all, on this toyota oil is running out of the tail pipe and of course it smokes like hell. in september of 2004 this vehicle came in with a misfire after testing and tearing down found that exhaust vavles 1 ...
1998 Toyota Camry CE 2.2L Poor Idle Quality, Cuts out VIN: JT2BG22K6W
This is my brothers car ,who lives in CA. I am in NY. He told me car would not idle up when cold and stall.Run it a few mins. OK. I told him to clean throttle body no change.He took to a shop , they replaced CTS.Told him it had a code. When he picked it up it ...
2000 Toyota Tundra SR5 4.7L front calipers VIN: 5TBBT4418Y
calipers will freeze up almost any time( highway,city etc) i replaced with reman calipers and they will not bleed--tried to bleed different ways, fluid is coming out of bleeder but pedal still goes to the floor!! truck does not have abs.help if you can ,thanks...
2001 Toyota Avalon XL 3.0L trac control VIN: 4T1BF28B91
this toyota came in with vsc lite & brake lite on pulled codes and these are the codes 42 malfunctions in communication with the abs & ba & trac &vsc ecu. 44 open or short circuit in neo circuit. 53 malfunction in communication withthe ecm.there is a tsb for t...
1998 Volkswagen Jetta GLX 2.8L MIL Lamp on VIN: 3VWTD81H4W
This 98 Jetta has a unique problem that we didn't see until recently, we actually have another car here which is the same year and engine doing the same thing. Only it's a GTI. Two faults set for bank 1 sensor 1 slow response and P0422; cat efficiency below th...
1999 Volkswagen Passat GLS 1.8L no change on hills (sticks in gear) VIN: 3BZWE21309
Dear friends, Could you please help me with this problem. VW Passat 1999 1.8 ADR engine Gearbox DMU (01N) 4 speed Gearbox ECU 01N 927 733 CP This car has a problem with staying (hanging) in gear when going up hills. Nothing will make it change until you rev...
1999 Volkswagen Cabrio GLS 2.0L speedo tack VIN: 3VWBB81E4X
Used car on our lot for a while the tack and speedo stopped working. The tack quivers while key on , speedo dose nothing. The odometer (digital) works probperly as do all the outher warning light and gauges. Checked all fuses. Any help would be great. Thanks.
2001 Volkswagen Beetle GLS 1.9L low power VIN: 3VWCP21C91
This car came in for 50k Service which we replaced the timing belt and performed fuel service. After the car was returned to customer the previous owner drove the car and had noticed the car did not run the same when she owned it. At this time the owner brough...
1990 Volvo 740 GLE 2.3L Hesitation VIN: YV1FA8952L
This car spent 34 days at some Volvo shop before the owner decided to try me. My lucky day! I'm tearing my hair out over this POS! This car will idle perfectly, and once past the hesitation, will rev until it hits the rev limiter. However, from idle to appro...
1995 Volvo 850 2.3L No Start VIN: YB1LS55145
all systems on this vehicle check good have not been able to duplicate the problem the customer is having: car will run fine for days at a time but intermitantly will crank but not start. vehicle was towed in and driven off tow truck has not failed for 1 week ...
1999 Volvo S80 T6 2.8L srs VIN: YV1TS90D2X
Volvo Techs, We have a 99 S80 with DTC code SRS-0034 front left side air bag stage 1 resistance too high intermittent fault and SRS-0105 SRS control unit internal intermittent fault. The codes were pulled using Vadis. We found a break in the wiring to the SIP...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2000 BMW 528i 2.8L MIL Lamp on, Engine noise VIN: WBADM6347Y
Hello group, I want to say thank you to all that replied. It's very much appreciated. In a nutshell, the fault was the dual VANOS unit. Does anyone happen to know what VANOS stands for??? Just curious. Here are some details which might prove helpfull to othe... Trouble codes: P1519 (BMW FC 103 Intake cam position actuator), P1520 (BMW FC 104 Exhaust cam position actuator).
1988 Chevrolet C1500 Cheyenne 5.7L RPM limited VIN: 2GTEC19K6J
The truck isn't fixed, and I sent it home. I'm going to check the timing chain orientation, replacement PCM, and distributor in a week when the customer can return the vehicle for more time. Thanks for all the replies.
1992 Chevrolet Lumina 3.1L Excessive Emissions, No Start, Poor Idle Quality VIN: 2G1WL54T8N
Well, i finally stumbled across the problem. I reached up and tugged on the fuel pump wiring at the tank and could make the engine die on command. The injector resistance is still a mystery. I agree the ohms should be 12 but I believe the wiring to be the main...
1993 Chevrolet Camaro Indianapolis 500 Pace Car 5.7L Surge VIN: 2G1FP22PXP
Thanks for all the help and patience. I made a mistake following the low fuel trim and high ms injector on time contradiction shown on the Snap-On scanner. The actual on time measured at the injector was about half of what the scanner was showing. I believe th...
1994 Chevrolet K2500 Cheyenne 5.7L Stall, Misfire VIN: 1GCGK29K3R
This truck is fixed.We replaced the distribuitor and timing chain We decided to open the timing cover and we noticed that the chain had some slack.so we replaced too. as far as the distribuitor goes,this is suppose to be a high failure component so it got repl...
2002 Chevrolet Impala 3.4L compressor VIN: 2G1WF52E12
Thanks to all who responded, but I did not get much useful information. I contacted a friend who works at a dealership and he told me they had problems with BCM on these vehicles, so I went with gut instinct after doing as much diag as I could without GM scan ...
2002 Chevrolet S10 4.3L Differential VIN: 1GCCS19W12
Sorry I was so long about getting back to everyone. We ordered a driveshaft and it took a few days to get it. We ordered and installed a complete new driveshaft assembly. The newer ones are heavier built and look like they may be just slightly bigger around. A...
1997 Dodge Grand Caravan ES 3.8L Cuts out, Stall VIN: 1B4GP54L7V
i will make this short and sweet, while playing around with the wiring harness, i happen to touch the connector of the coil pack and the vehicle died. i pulled the connector found that some one else had put a aftermarket coil and the pin that fired up the coil... Trouble codes: P0106.
1998 Dodge Durango 5.2L Rear Differential VIN: 1B4HS28Y9W
Thanks for the information to those who replied. We had already ruled out tire size and trnasfer case before posting the help request. We suspected the ring and pinion but just wanted to see if anyone else had experienced a similar failure. As it turns out we ...
2002 Dodge Caravan Sport 3.3L evap VIN: 1B4GP25R52
hi : customer doesn't want to spend (total bill close to nine hundred dollars). however,I did learn a lot from the messages you guide send to me.thanks again.
1986 Ford Bronco II 2.9L Extended crank time VIN: 1FMBU14T76
Low pressure pump was the fix for this one. I'm not sure but I think the high pressure pump [didn't replace it] also should hold pressure but a new low pressure pump kept pressure in the whole system and eliminated the extended cranking time. I think if we had...
1996 Ford F-150 Eddie Bauer 5.0L No Start VIN: 1FTEX14NST
Finally!!! Boy was this a good one. After lots of head scratching and your help this puppy is out of here. Lots of thanks to all you who took the time to help. Dan, Glenn and Jim were very helpful. Fred [...] gets the award though, reach right around and p...
1997 Ford Taurus GL 3.0L Poor Idle Quality, Stall, Misfire, MIL Lamp on VIN: 1FALP52U7V
Well, I finally got back to it and I had more miss-fire codes and a bunch of o2 lean codes so I got out the old trusty mirror and flashlight, figuring that I had a vac leak like some of the other members mentioned which would cause these codes. Sure enough goo... Trouble codes: P0300 (random/multi mis fire), P0171 (system to lean bank 1), P0174 (system to lean bank 2), P1131 (insuff switching control valve sensor / lean), P1151 (ho2s b2s1 insuff switching lean mean), P1469 (ac cycle period low).
2003 Ford Taurus LX 3.0L MIL Lamp on VIN: 1FAFP52U83
hello all at this time the coumester agreeed to replace the oxgen sensor b2s1 and replace massair flow.we have driven the car 75 miles and on code has returend.but scan data pid ltft b2s1 is still higher than we would like it to be!!!ltft now is -2 to -10 ??? ... Trouble codes: P0172.
2001 Honda Civic LX 1.7L compressor VIN: 1HGEM22531
I replaced the heater control and the a/cond now turns off and on on command. Having the two problems at once kinda threw me. The air didn't work at all until I replaced the fusebox/multiplex unit. Then the air started working because the relay was now being s...
1995 Jeep Grand Cherokee Limited 5.2L vic VIN: 1J4GZ78Y5S
replaced vic module seems to be working tsb oilswitch discontenued mod must be shorted oil switch is in programd in early modles and reprogramd wire to switch oum test good no shorts
1989 Mercedes-Benz 300SE 3.0L control VIN: WDBCA24DXK
Customer has been driving vehicle for over a month and problem has not recurred. This problem has been very intermittent and I have not bent able to check for codes sense this problem only happens occasionally. Next time vehicle is in for service I will check ...
1999 Mercedes-Benz S500 5.0L rear shocks VIN: WDBGA51G3X
wow you were all right ! i change the accumalotors and issue solved. thanks for the fast help.
2000 Mercedes-Benz E320 3.2L warning light on VIN: WDBJF65G5Y
Problem fixed- the new angle sensor was deffective out of stock / new from the dealer. that sensor even after it was installed could not be initialized. the same two codes were unable to be cleared. we started swaping out parts from a known good car ( control ...
1989 Mercury Grand Marquis LS 5.0L Hesitation, Cuts out VIN: 2MEBM75F8K
Thank you all for the replies. Ended up that the AC was low on charge. Thanks again for all your timely responses.. Scott
1999 Mercury Mystique GS 2.0L unknown VIN: 1FAF2TE63R
Well, the Mercury 'Mistake' is fixed! Thanks for the help I received. It turned out to be the coil. I had all the elements that would allow a vehicle to start, i.e. fuel pressure, injector pulse, etc... The coil's resistance values were within spec., but I cou...
1999 Nissan Quest GLE 3.3L codes VIN: 4N2XN11T3X
Thanks to those who helped with this one. My good friend Larry [...] from Rocky Mount came through with the correct part number for the knock sensor sub harness (24075-7b0000). Trouble codes: P0325.
1998 Pontiac Sunfire SE 2.2L Excessive Emissions, Poor Idle Quality, Hesitation, Cuts out, Misfire VIN: 1G2JB5245W
I want to thank everyone for there response on this problem .I removed the timing chain cover to find the guides broken and replaced the chain ,tensioner and guides and put it all back together and that fixed the problem so thanks again to everyone that respon... Trouble codes: 0300 (random misfires).
2001 Pontiac Grand Am GT 3.4L shift VIN: 1G2NV12E61
Well you were all right. you all said it was the pigtail replace it with a new one and it works fine I want to thank you all very much and also on the info of drain plug
1997 Saturn SW1 1.9L Hesitation, MIL Lamp on, No Power VIN: 1G8ZH8283V
Checked spark modifiers, all were at 0,remved knock sensor and installed battery terminal adaptor in between knock sensor and engine block,road tested vehicle. Vehicle ran much better,a lot more power,vehicle needs updated camshaft. Why Saturn does not sell th... Trouble codes: P0404, P0326.
1989 Toyota Camry LE 2.0L System electrical VIN: JT2SV22E4K
thank you everyone that replied. The rev sensor in the bottom of the compressor was literaly in two pieces. I installed a new compressor and no more flashing light.
1999 Toyota Sienna CE 3.0L MIL Lamp on VIN: 4T3ZF19C6X
Customer has been driving this vehicle for 2 weeks now & it is running great. Called Standard Igntion Techline. They gave me some great tests for these a/f sensors. They told me that these sensors can not be tested with a lab scope or an aftermarket scanner. T... Trouble codes: 171 (lean bank 1), 1153 (generic side only).
1984 Volkswagen Vanagon Campmobile 1.9L Poor Idle Quality, Poor Fuel Economy VIN: WV2ZB0254E
on this volkswagon there was quite a few bad computer grounds. all grounds were badly corroded. there was some bad wiring connections such as the cts wire and a few other sensors. also some vacuum leaks and rerouting of some vacuum lines seemed to help fix thi...
2002 Volkswagen Passat GLS 2.8L Electronic VIN: 6VWPH63B52
The responses I recieved said I was on the right track, and my tests all pointed to the AC cut off control module. So I replaced it and the system works fine. Sometimes its nice to get reaffirmation by others before replacing a part. Thanks!
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