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Prev Professional Automotive Repair Technical Discussions for January 6, 2007
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Open Help Requests for All Makes and Models
Help Request Answers
2001 BMW 325i 2.5L Misfire, MIL Lamp on VIN: WBAAV33431
The car seamed to run fine, no misfire detected due test drive. Spark plugs were replaced within 1,000 miles. Trouble codes: P0128, P171, P174, P0313
2000 Cadillac DeVille 4.6L Excessive Emissions VIN: 1G6KD54Y4Y
this customer came in asking us to install 2 new air pumps per local dealership diagnosis. we installed new pumps (with an updated inlet tube relocation kit). in the process of replacing the pumps we found and repaired a open voltage source wire to air pump. t...
2002 Chevrolet Impala 3.4L tires VIN: 2G1WF52EX1
Hello, need a little help on this one. Have this Impala in the shop, and it is wearing all tires on the inside shoulders. Feathering mostly, customer replaced all four shocks, and we have done 4 wheel alighnments on it many times, but after the first time it w...
2002 Chevrolet Silverado 1500 4.3L No Start VIN: 1GCEC14W02
Truck was drove in with a "no start complaint" Customer was going to tow it, but he said he sprayed "starting fluid" in it and it started right up. He shut it off here and it wouldn't re-start. Fuel press. test showed 40 psi.-BAD. Fuel filter was completely pl...
2003 Chevrolet Express 1500 4.3L No Start, Cuts out, HARD START VIN: 1GCFG15X43
Customer said originally car died while going down the road & would restart hard but would not stay running very long. Vehicle came in no start/cranks .At times during cranking the engine sounds like It is hydralic locking or has excessive starter draw .Car w... Trouble codes: P1626
2001 Chrysler Town & Country LX 3.8L Radio VIN: 2C8GP64191
New one to me, Installed a new Battery about one week ago. Customer states that the radio has not worked correctly since. Once we checked this out and confirmed this problem we were quite surprised. The radio will play for a few minutes then seem to shut off. ...
1994 Ford F-150 XL 5.0L Poor Idle Quality, Hesitation, MIL Lamp on VIN: 1FTEF15N7R
truck runs good until it goes closed loop. scanner shows o2 over a volt in cl break out box shows a negative reading at this time. i have always thought a neg reading meant bad 02. have tried 2 02 sensors and a reman ecm. have cleaned harness from o2 to fender...
1997 Ford F-150 Lariat 5.4L Shifting VIN: 1FTEX18L5V
Customer complaint is the check engine light is on and transmission will shift hard at times. When hard shifting occurs customer will pull vehicle over and turn key off, restart and trans will shift normal. Retrived codes p0503, {intermittent vehicle speed, el...
2003 Ford Mustang 3.8L Poor Idle Quality VIN: 1G567Y7756
changed egr,cleared come back changed dpfe sensor cleared,two weeks later calls and engine light back on,ill be getting car tonight so ill be scanning it tommorow morning so will update with any codes.any ideas thanked ahead of time.
1997 GMC C1500 Sierra SL 4.3L Poor Idle Quality, Cuts out, Stall, Misfire, Poor Fuel Economy VIN: 1GCEC12W4V
hi techs. this one has got me puzzled. this '97 gmc pickup/ 2wd/ is working terribly. it won't idle, black smoke from exhaust, will stay running if you keep it about half throttle, keeps backfiring, setting oxygen sensor codes for bank one sensor two and bank ...
1998 Mazda Protege DX 1.5L Alternator VIN: JM1BC1412W
Hi, This car came to me today with a broken alternator belt. I was suspicious because the belt was only 3 days old and was burned like it was pulling a seized accessory. Customer had alternator rebuilt last week after replacing original with a junkyard unit. I...
1996 Mercedes-Benz E320 3.2L oil pressure VIN: WDBJF55FXT
We replaced the head gasket on this car 400 miles ago & it came back yesterday because of CEL on. Code was for variable cam not advancing, but when we started engine lifters were rattling, so we checked oil pressure and found none. (Don't know how long custome...
1989 Mercury Grand Marquis GS 5.0L Hesitation, Cuts out, Stall, Misfire VIN: 2MEBM74F5K
This car at times will stummble,hesitate and run poorly. I checked fuel pressure,it has 31 psi at idle when at proper running temps and has 40 psi with vac unplugged from regulator. I can get a quart of fuel in less 20 seconds. My questions is, What pressure s...
1999 Mercury Mystique GS 2.0L cam pulley
we have this 2.0 dohc. there is no info found on how to check the exhaust cam has variable valve timing,alldata info for timing belt replacement,is to make sure the pulley is relaxed. i can rotate the pulley in either direction with cam's locked. how...
1998 Saturn SL2 1.9L lost pwr after shift VIN: 1G8ZK5275W
Saturn techs please HELP! We got this car dropped off a week ago with the complaint that on acceloration it seems to bogg. We went to bring the car into the shop and noticed it had a difficult time starting. We installed a Modis and found at least 50 codes ove... Trouble codes: P1599 (and about 50 others)
2002 Subaru Outback L.L. Bean 3.0L Sun Roof VIN: 4S3BH80642
Hello all, I have a 2002 Subaru Outback Wagon that has the factory double moon roof option. After a rain storm I notice water dripping from the front map light lenses. This happens during, and right after, a right turn or when taking a right hand highway off ...
2000 Toyota Tacoma DLX 3.4L wheel sensor VIN: 5TEWN72N4Y
hello,the problem i'm having with this tacoma is an abs code 32 (left front wheel sensor).checked resistance of both front wheel sensors and both to be within specs.visually inspected l. f. abs rotor and found it to appear,with oscilloscope connect...
2000 Volvo V40 1.9L No Start VIN: YV1VW2525Y
Hey Gang, Happy New Year and all that good stuff... I'm starting the New Year in a wrestling match with a fine "FOLFO" and so far I'm getting whipped badly. The car is a tow in "no start" with no history of starting problems. Good cranking, good spark, no eng... Trouble codes: DSA23, DSA22, DSA23, DSA12

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2002 Audi A6 3.0L MIL Lamp on VIN: WAUVT64B42
I have scheduled the appointment with local audi dealer. Cat is going to be replaced and so far that is it. Thank You all for Your help and hints. Trouble codes: 431 (catalyst warm up B2).
2007 Cadillac escalade 6.0L tpms VIN: WE56TR6798
thanks for the help on this one . the left front sensor was bad out of the box so thats why the systen would not beep and reconise the sensor. I did up date the tips tool and yes it does work $50 seems a [...] much for the update but this was the first time i...
1997 Chrysler Sebring LXi 2.5L Cuts out, Stall VIN: 4C3AU52N0V
Thanks for all the responses that I recieved.I replaced the IOD (diodes) for the instrument cluster which are not located on any wiring diagram. The vehicle still exibited the same problem. I have since changed employement and the latest status was that anothe...
1999 Dodge Intrepid 2.7L water outlet VIN: 2B3HD46RXX
to remove the pipe, the top support for the radiator must be removed. it is still tightdoing this. when the bleed valve was moved to the pipe instead of the housing it makes us have to replace pipe and housing. the shop forman at our local dealership says it h...
1995 Ford Probe 2.0L engine VIN: 1ZVLT20A55
Thanks to all for your input. The short answer, it was the valve cover gasket. To prove this I cleaned and dryed the engine. I then put everything back together except the timming covers and mount. I ran the engine with dye for over an hour at varying rpm's. S...
1996 Ford F-150 Eddie Bauer 5.0L No Start VIN: 2FTEF14N5T
The first reply I got hit the nail on the head. It turned out that the wire coming from pin # 80 on the ECM, going to the relay was bad. In one of my first steps of diagnosis I did check the wire for continuity, which it did have. When I grounded the wire @ ...
2000 GMC Savana 3500 5.7L No Start VIN: 1GDJG31R2Y
Well I am calling this one a fix. Van has not returned in over a week and the weather conditions have been the same since the problem occurred, The scanner communication problem was a scanner issue, and did nothing but throw a false problem into the equation. ... Trouble codes: P1626.
1999 Jaguar Vanden Plas 4.0L W/S wiper VIN: SAJKD6042X
The majority of replies suggested the wiring from the switch where it passes under the area inside the surrounding plastic trim. An inspection of the wires in this area revealed no damage. The wire bulk harness was nicely routed away from any contact that migh...
1971 MG Midget 1275CC transmission VIN: GAN5UB9407
Many replies focussed on wear on the gear teeth engaged by the synchro slider, detent ball/spring issues, synchro slider/hub issues, and more. We didn't think any of those were relevant as we had replaced nearly all parts in the trans. in the original rebuild ...
1995 Nissan Pickup 2.4L Excessive Emissions VIN: 1N6SD11S9R
Thanks for every input in a resolution to the problem. As everyone had comment about, it was a problem with the the EGR system. There is EGR tube internally inside the intake where the EGR flow through into each cylinder seperately. There is 4 plug on the inta...
2000 Toyota Corolla VE 1.8L Excessive Emissions, MIL Lamp on VIN: 2T1BR12E8Y
The Car went away for the christmas holiday and has noy yet returned. Almost every one seems to think I have an air leak somewere. I have use only toyota parts on the car.When the car comes back I will smoke it from the tail pipe back to the engine .I have nev... Trouble codes: P0171.
2001 Volkswagen Beetle GL 2.0L Brake system VIN: 3VWBK21C01
It's fixed, Thank you Bob from Colorado who was dead on with using the parking brake it took over 50 pumps with the parking brake before i got a good brake pedel, Patrick from Georga had ask are the bleeders in the correct position, this was a good comment bec...
1999 Volvo S80 T6 2.8L ign/starter VIN: YV1TS90DXX
It`s hard to find or get info on this s80 volvo the best we can do is send him to the dealer to scan the ECM for codes. I am not getting a ground to the starter relay from the ecm maybe they can reprogram or find what every I mist. Thanks to the 3 that helped ...
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