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Prev Professional Automotive Repair Technical Discussions for April 15, 2006
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Open Help Requests for All Makes and Models
Help Request Answers
1998 Audi A8 Quattro 4.2L front rotors and pads VIN: WAUBG34D8W
good morning; been working on this auri for one year now, and cant seem to get the brakes to quit squeaking on the front. have turned his original rotors, when we repalced the pads, and it stated squeaking within a day, then we replaced the pads thinking the...
1985 Cadillac DeVille 4.1L Stall VIN: 1G6CD6989F
The engine will stall intermittently and will always leave a code 12 and 53. I have gone through the trouble trees for both 12 and 53. Also I have found several service bulletins concerning code 53 but none seem to apply to the symptoms. Normally I would chang... Trouble codes: 12 (No Distributor Signal), 53 (Distributor Signal Interrupt)
1994 Chevrolet Lumina Euro 3.1L Poor Idle Quality, Misfire VIN: 2G1WN54T8R
New plugs and wires, pcv valve, injector #5 was replaced with new o-rings on all injectors, and all related gaskets. 6-10kv to fire all plugs, no noticeable missfires with injector probe or ignition. Ran fuel system cleaner through injectors.
1996 Ford Windstar GL 3.8L Cuts out, Misfire, MIL Lamp on VIN: 2FMDA5147T
p0340 only hard code,cam sensor wiring has been tested,all grounds back to pcm have been checked,cam sensor and pcm have been replaced,code always resets.found cam sensor out of sync.180 degrees,set up sensor to number 1 cyl engine runs better,but p034... Trouble codes: P0340 (camshaft position sensor A circuit), P0133 (o2 sensor slow responce bank 1 sensor 1), P0153 (o2 sensor slow responce bank 2 sensor 1), P0420 (catalyst system efficency below threshold bank 1), P0300 (multiple cyl misfire)
1997 Ford Windstar 3.8L door locks VIN: 1FER45YHUV
Greeeting to all Ford techs on this one... this windstar is not my specialty but here goes.. Customer complaint of no power locks, but if you work the power door lock switch the side door and rear door cycle until you manually lock them again. The two front do...
1996 GMC K2500 Suburban 5.7L transferr case/ transmission VIN: 1GNGK26J0T
problem came on suddenly while pulling toyhauler up steep grade at low speed from stop. Sounded like a tooth missing off something (popping)now sounds like a stripped gear (loud like blown plinatery). Does anyone know of problem in trans or transferr that I sh...
1998 GMC Jimmy Envoy 4.3L keyless entry VIN: 1GKDT13W7W
After replacing battery in my remote,keyless entry does not work.It worked before battery replacement,but range was getting low.The owners manual says to press and hold lock and unlock buttons for 7 seconds close to vehicle.I tried this several times.I removed...
1987 Jeep Wrangler 2.5L No Start VIN: 2BCHV81S7H
Thank you for responding, this is the first time I have used iATN and I hope I have provided the helpful info. needed to solve my problem. This 1987 Jeep with the Renix system has fuel supply, injector pulse but no spark. I have tested coil resistance-ok,Crank...
2001 Mercedes-Benz C240 2.6L Misfire VIN: J83A448810
I am at a loss with this one I cannot find any data for the coils to tell if they are bad. but here is the problem car came in with p0303 and p0305 missfire 3 and 5 ok cust wanted plugs replaced and i did now cyl 3 is the only one missfireing. here is what hap... Trouble codes: P0303
1999 Nissan Quest GLE 3.3L no shift VIN: 4N2XN11T5X
hello i got nissan quest have code p1705 , no shift , trans being replaced no change ,no broken wire from TCM to ECM or TPS, all tips welcome,thinking about TCM to change but better ask all you experts first. thanks in advance
1997 Pontiac Grand Am GT 3.1L abs VIN: 1G2NW12M2V
the abs relay gets grounded for only a moment, then ground goes away. originally had codes: 1214, 1257, 1258, 1262, 1263, 1265, 1266, 1286. followed alldata for 1214 to bad ebcm. got used module. now no codes, abs light on, still only momentary ground. tested ...
2000 Pontiac Grand Am SE 2.4L No Start VIN: 1G2NE52T2Y
HELLLP! This vehicle came in on a hook for a no start,should be a simple solution right? Not so.The fuel pump assembly was replaced because it had irratic fuel pressure with koeo and my boss thought this would be a simple repair so he had me replace it. Still ...
1995 Toyota Land Cruiser 4.5L No Start VIN: JT111UJ800
Hi Everybody, i have this Toyota Land cruiser 95 model 6 cyl. engine with starting problem and not always sometimes it will take 10 days before doing. The car starts normal in the morning but sometimes after driving a while and parked for a short time the car ... Trouble codes: 42 (Vehicle Speed Sensor Signal Abnormal)
2000 Toyota Celica GT 1.8L Hesitation, idle at 1500 VIN: JTDDR32TXY
ok here is what i have, upon initial inpection i find a throttle response problem no mil, hook up scanner, no mill go to data, check data, find a short term fuel trim at 99.6% ??? does not look right to me,check tps value stuck at 12% not moving with throttle,...
2001 Volkswagen Jetta GLS 1.8L MIL Lamp on VIN: 2VWSD29M21
hi everyone i need help,this problem first time meet,i bypass air pump,use two wire form battery terminal to air pump,testing air pump is working.i guss two os sensor was bad,and recommen customer replace first. Trouble codes: P0411

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2002 Acura TL 3.2L vsa VIN: 11UUA56802
Thank you too all who offered help on this one. I ended up testing all 64 pins to the ABS/VSA module individually. The only fault I found was on the 2 wires that control the throttle actuator motor. Pin A11 was should be bat. voltage and A21 should be ground. ...
2000 BMW 328i 2.8L Poor Idle Quality VIN: WBAAM5337Y
Thanks to all that replied to my help request. I posted an intermittent problem a co-worker was having. I received many replies that tried to address this cold start idle problem. We have looked at all the suggestions and have tried to cover all the bases. As ...
1997 Chevrolet Camaro 5.7L Differential
thanks for all the quick responses. as 99% replied these carriers are a tight fit, so as most suggested, used a BIG pry bar carefully & popped that sucker out. thanks again. happy wrenching.
1999 Chevrolet Tracker 2.0L engine VIN: 2CNBJ13C5X
thanks to everyone who tried to help. unfortuneatly, the customer or myself felt uncomfortable in the time needed to pull the engine or transmission to investgate further. this seemed to be the most logical next step. it is very difficult to get at anything on...
2000 Chevrolet Astro 4.3L Hydro-boost VIN: 1GNEL19W8Y
I am closing this as fixed so that others may use the info I recieved . I will add a comment later if needed. I had six good replies, most backing my theory. I had checked pump output and for external leaks. With the problem being intermittent testing was diff...
2001 Chevrolet Corvette 5.7L all gauges, tac and speedometer VIN: 1G1YY22G91
First of all sorry for late reply. using all help offered, most suggestions were to check grounds and voltages when problem occured. Using Aldata, found most grounds from front to rear. all were tight and no corrision observed. But still loosened and retighted...
1970 Ford Mustang 351CID power steering VIN: 0F04H14813
Thanks guys for all the assistance with my headache. The 'new' hydraulic control valve was defective, a second one restored the system back to noirmal operation, it now has normal asist in both diections and no sound of the presure relief valve in the pump ope...
1997 Ford Aspire 1.3L MIL Lamp on VIN: KNJLT05H1V
The fix was pretty straight forward. I removed the upper intake manifold, the passage was blocked where the upper & lower manifolds bolt together. There is an orfice in the upper intake gasket, this where it was blocked. No need to remove the lower intake mani... Trouble codes: P1407 (egr system).
1997 Ford F-150 Lariat 4.6L Cooling Systems VIN: 1FTDX1765V
hi fello techs : i had to take the heads of and reface the two heads and the valves ,everything thing is working find now thanks to every one .
1988 Honda Accord LXi 2.0L Poor Idle Quality, Hesitation, Misfire VIN: JHMCA5646J
Well I received a lot of good replies. We did an injector cleaning and gave it back to the customer to try. It made a considerable difference and the customer has not reported back with any further problems.
1993 Honda Civic EX 1.6L No Start, Poor Idle Quality, Cuts out, Stall VIN: JTE24FGTYP
A strange one this was... well with 200k on the clock, compression was poor as many suggested, customer chose not to replace engine on this one... thanks again to all.
1997 Jaguar XK8 4.0L Cooling Systems VIN: SAJGX2747V
Thanks to all that replied- Most said the water pump impeller does typically fall apart, upon disassembly found this to be the case. Replacing the pump solved the problem, new pump from dealer had a numbe of changes. Jason [...]
2003 Jeep Wrangler Sport 4.0L Misfire, MIL Lamp on VIN: 1J4FA49S03
thanx for all the rerplies, ther problem was a bad pcm which the DEALER WARRANTIED
1990 Mercedes-Benz 300TE 3.0L No Start, Poor Idle Quality, Hesitation VIN: WDBED903DL
We made a harness to test the eha valve and it and the signals to it were proper at approx 7 milliamps. We checked and changed the accumulator in the rear of car. It was leaking and causing pressure problems on startup and warm up.
2002 Other Chrysler sprinter 2.7L Surge, Cuts out VIN: WD2YD241X2
Thanks Raymond, Jake, Bob [...]- Both Jake and Bob mentioned that egr issues were common and ours was pretty gunked up. Bob also mentioned wire harness problems and we did find that the harness up to the boost sensor, air temp sensor and coolant bottle was...
2000 Pontiac Grand Prix GT 3.8L Stall, looses tach int. VIN: 1G2WP52K9Y
replaced the crank sensor all fixed. lots of help but only one hit it on the head. thanks to all for your help. Trouble codes: P0327, P0332, P0336, C0236.
2001 Pontiac Grand Am SE 3.4L No Start VIN: 1G2NF52E21
got a tech 2 and took it out of theft mode, thanks ,all 14 replies were very good
1992 Porsche 968 3.0L pinging VIN: WPOAA2965N
Thanks to all that responded! I had a motorvac done to the car but it did not reduce the pinging. No vacuum leaks were found. I had posted that this was a low kilometer car but I had my doubts and with a little prodding the 'customer' indicated that the milage...
2001 Toyota Tacoma DLX 2.7L refueling VIN: 5TENL42N61
Hi !! Thank you for the all replies. Phillip [...] George save me right on. The problem was anti- spill- flapper in the tank . It was blocking by piece of paper around flapper . not enough open when re-fueling. Thank you for all your helps.
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