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Prev Professional Automotive Repair Technical Discussions for June 10, 2006
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Open Help Requests for All Makes and Models
Help Request Answers
1995 Acura Integra Special Edition 1.8L No Start, Stall VIN: JH4DC4461S
This has been an intermittent problem for quite some time and has been very frustrating to customer and us. It will stall and not start or will just not restart after setting. She called me the other day after it was at the clean up shop and it would not resta...
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1996 Cadillac Seville STS 4.6L dash,radio,interior lights,no locks, VIN: 1G6KY5298T
car will start and then shut down after three seconds. I noticed that on dash it reads "Theft system problem car may not start. I also notice the prndl bulbs are flashing. I checked all the fuses and also disconnected the battery and reset everything.I notice ...
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1988 Chevrolet S10 2.5L MIL Lamp on VIN: 1GBBS10E3J
This vehicle has a check engine light on. Our Modis will not communicate with the ALDL connector. Jumped across A and B connector to get flash codes but would not work. Has 4.9 volts at terminal B on ALDL and A gound is good. Also tried running B terminal stra...
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1995 Chevrolet Blazer 4.3L No Start, Stall VIN: 1GNDT13W5S
This vehicle came into the shop as a no-start condition. I did not hear the fuel pump running and proceeded to check fuses and found no.9 fuse blown. Oil pressure sending unit/fuel pump control and both control modules are on this circuit. I then started to ch...
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1999 Chevrolet Blazer 4.3L Poor Idle Quality, Misfire VIN: 1GNCP18W2X
THANKS IN ADVANCE FOR THE HELP. CUSTOMER BROUGHT CAR IN WITH CHECK ENGINE LIGHT ON AND RUNNING VERY ROUGH, WOULD NOT ACCELLERATE WELL OVER HALF THROTTLE. NOT VERY MUCH REPAIR HISTORY ON VEHICLE SO STARTED WITH REPLACING CAP, ROTOR, PLUGS, WIRES. FINISHED THAT ... Trouble codes: P0300 (random misfire)
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1998 Dodge Intrepid 2.7L 4-3 shift VIN: 2B3HD46R6W
I bought this car and rebuilt the engine, and now it runs awesome and the car drives very well, etc. The only issue I see with this car is the 4-3 downshift when you are slowing down. I shouldn't say it is harsh, but it is quite noticeable and in most cars, ...
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1994 Ford Taurus SHO 3.2L Poor Idle Quality, Stall
thanks in advance, this sho stalls intermittently, no codes & fuel pressure in spec when stalls. it seems like an obvious iac motor problem. stays running w/part throttle, then all of a sudden you here the iac motor start working & idle will kick back up to no...
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1997 Ford F-150 XL 4.2L Poor Idle Quality, Hesitation, MIL Lamp on VIN: 1FTDF1821V
This is just one of those jobs. Vehicle came to us running on 3 or 4 cylinders with no engine light on. Customer requested estimate on repairing running situation and rebuilding engine due to low oil pressure, loud lower end and oil consumption. After prelinar... Trouble codes: P0174 (Bank 2 lean condition)
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1998 Ford Windstar 3.0L stations VIN: 2FMDA51U6W
OK fellow Techs need help on this one.Customers concern is that he hears ignitiion noise threw the radio.We all have been hear on this one,when you rev the engine up you hear the plugs firing threw the radio.the faster you go the more stactic you hear.I've cha...
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2004 Kia Spectra EX 2.0L Poor Idle Quality, Surge, MIL Lamp on VIN: KNAFE12144
Car has been hit in the front and repaired. I assume it started running like this after being repaired but not sure about that. No apparent damage to the engine. Idles erratically, surges badly, if you get in the throttle slowly under no load, it will rev up,... Trouble codes: P0340 (Camshaft Position Sensor)
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1997 Lexus ES300 3.0L engine VIN: JT8BF22GIV
The customer came in complaining of a minor oil leak. We installed leak detector dye and had him drive it for approximately 50 miles. We got the vehicle back in the shop and diagnosed an oil leak coming from the right front corner of the engine above the power...
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1995 Mazda 626 LX 2.5L Hesitation VIN: 1YVGE22D7S
car runs great at idle. snap accelerate and if you hold it you can stall car. it will also pop back like lean back fire. slow acceleration and it is ok. i have checked mass air flow by alldata specs and it shows ok. i checked tps and it seems to be ok, no drop...
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1995 Mercury Mystique GS 2.5L Excessive Emissions, Poor Idle Quality, Cuts out VIN: 1MELM65L7S
car was towed in with complaint that it would run for a short time then stall. had code p0158 mass air flow out of range had 10 volts at the signal wire had 13.5 volts at the power wire and had a good ground replaced the mass air flow and still had the same pr...
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1991 Oldsmobile Cutlass Ciera 3.3L Poor Idle Quality, Cuts out VIN: 1G3AL54N3N
this one is driving us crazy. came in for routine oil change and has a misfire when warmed up. after test drive the misfire is only at idle. checked fuel pressure, ok. pulled plugs, the worst ones i have ever seen, replace plugs, wires, fuel filter and added b...
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1997 Plymouth Voyager 2.4L Poor Idle Quality, Stall, Misfire VIN: 2P4FP25B0V
Thanks for taking the time to read this. this van was brought in late in the day, had very bad misfire and would not stay idling. Scan codes found misfire and o2 codes. Checked for plug or wire problems found original parts. replaced plugs and wires cleared co... Trouble codes: P0301, P0134
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1999 Pontiac Grand Am SE 3.4L oil pressure VIN: 5848496587
This car that I replaced the lifters still making noyse. I suspect from the lifters.Some one did the heads, and I suspect debris got into the oil pick up.Pressure ocilates between 35 to 55. Any sugestions will be apreciated.This is my personal vehicle. Thanks ...
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2001 Volkswagen Jetta GLS 1.8L MIL Lamp on VIN: 3VWSE29M92
hi techs, got this jetta with P0171 code, customer has been drove into dealer and our shop. We both replaced all related parts like air flow meter(dealer did),dealer even suggest customer to replace the air pump. We found there is a crack hose (PCV vent hose ... Trouble codes: P0171 (Bank 1 System too lean)
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2006 Cadillac DTS 4.6L air bag VIN: 1G6KD57Y56
HELLO TECHS The fix for this Cadillac was to load the configuation into the car.The way this had to be done,because the number that was in the new sdm did not match the tis software march 06,was to upload the tech 2 without confirming the vin number.The vin nu...
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1988 Chevrolet Celebrity 2.8L Poor Idle Quality, Stall VIN: 1G1AW81W8J
the problem was the prom replaced the prom and all readings came within specks and the car runs great thanks to all the help i received they were all good responces Trouble codes: 13 (o2 fail), 61 (o2 fault).
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2003 Dodge Neon SE 2.0L MIL Lamp on, CODE P0441 VIN: 1B3ES26CX3
thanks for all the help. the vehicle has not made it back in yet. i do believe that that nvld valve may be the problem but like it was said for some reason it is not in the flow chart i have. i am getting some oe flow charts so if the vehicle comes back i can ... Trouble codes: P0441 (evap purge flow fault).
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1991 Ford E-350 Econoline Club Wagon Custom 5.8L No Start, Poor Idle Quality, Poor Fuel Economy VIN: 1FTJE34H3M
i manualy checked the tps closed throttle .945 volt , wot 1.165 volts. i replaced the tps and the van runs, however i still have voltage on both sides of the injector connectors, fp and eec relays checked ok and i had a check engine light koeo. upon test drive...
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1994 Ford Ranger STX 2.3L Hesitation, No Power VIN: 1FTCR14A4R
Several good tips and advice here. Several stated that it is not uncommon for the keyway on the crank to sheer and cause a similar driveability complaint, as the Crank Position Sensor picks up its signal from the crank pully. In my situation though, it apears ... Trouble codes: 111 (Cont), 111 (Cont), 111 (Cont).
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1997 Ford F-150 4.6L transfer case VIN: 1FTDXO8W8V
Well, I'm calling this truck fixed but it still has issues. The 4WD works now and that was the original complaint. There were several problems as it turns out. 1st the clutch relay was bad, I tested this with a snap on relay tester. I found the 4x4 relay modul...
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1993 Geo Tracker 1.6L driveshaft VIN: 2CNBE18U9P
Sorry to say this vehicle was not repaired. I received some helpful replies.Duane [...] had previously repaired a tracker with a bad extension bushing, and he said bushing was not serviced seperately, had to buy extension housing with ,bushing installed. this ...
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2000 GMC Savana 3500 5.7L fuel gauge VIN: 1GTHG39R8Y
tHANKS FOR ALL THE HELP GUYS. SPOKE TO A COUPLE OF DEALERSHIPS AND FINALLY GOT A GOOD ANSWER FROM ONE OF THEM. TURNS OUT THERE IS A SLOSH MODULE THAT IS PART OF THE CLUSTER THAT DOES NOT SHOW ON THE WIRE DIAGRAMS. PURCHASED A NEW CLUSTER AND FIXED THE PROBLEM.
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1997 Infiniti I30 3.0L Electronic VIN: JNKCA21D9V
Pulled the Evaporator Core completely out, the thermistor was NOWHERE to be found. Turns out there was a fixed resistor factory taped into the harness that provded a value for the evaporator temp. There is NO thermistor or evap temp sensor; albeit, the dealer ...
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1989 Isuzu Pickup S 2.6L Misfire VIN: JAACL11L6K
Turned out to be no compression on #2 cylyinder dsue to bad exhaust valve. Still don't know why plug would not fire out of engine if fully grounded???
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1991 Lincoln Mark VII LSC 5.0L No Start, Stall VIN: 1LNCM93EMY
Well it appears fixed!Ted from Missouri,Scott from Illinois & and Tom from NJ all said it was a ground issue to the EEC module-I started thinking about how this flawless running car could develop such a maladady.About 6 weeks ago I installed new postive & nega...
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2001 Nissan Pathfinder LE 3.5L MIL Lamp on VIN: JN8DR07Y01
Thanks to all who sent replies to my post. We connected our Modis to the passenger side VTC sensor output to the PCM and found no signal at all. The tech. wiggled the wiring harness and 'presto' the waveform appeared on the scope. The problem was a bad passeng... Trouble codes: P1140 (Cam Sensor VTC Sensor).
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1986 Other European Silver Spiri 6.7L shift actuator VIN: SCAZS42A2G
Thanks to Stewart [...] who provided me with a diagram and the info I was looking for. I had the parts to repair this , so I could not justify replacing the whole unit.
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1998 Plymouth Grand Voyager Expresso 3.3L Hesitation, Cuts out, Misfire, MIL Lamp on VIN: 1P4GP44G1W
removed trans,broken flexplate,thanks for all the help! Trouble codes: P1391.
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1996 Pontiac Grand Am GT 3.1L passlock sys VIN: 1G2NW12M8T
Thank for the replies from Hassan [...] and Nicholas from Wisconsin. This is the PASSLOCK system (no chip in key) not th...
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2001 Saab 9-5 SE 3.0L Brake lights VIN: YS3EF48Z01
Thanks for all that replied. We were able to confirm that the third brake light was failing, although it did not at the time of our help request. Have part in stock awaiting customer to bring back in for repair. John, have not had the time to attempt the repro...
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1996 Subaru Impreza Outback 2.2L abs VIN: JF1GF4853T
Although we did not fix this vehicle (customer decided to take to dealer) I beleave we know the fix. As it turns out the right front, which was what she hit the curb with, wheel sensor is the problem. I removed the wheel and inspected the tone ring an sensor a...
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2000 Subaru Forester 2.5L MIL Lamp on VIN: JF1SF6551Y
Thanks to all who replied. Installed OE cat assembly. Monitiored the front and rear 02 sensors and immediately noticed a difference. Talked to customer this AM and he has driven over 900 miles with no check engine light. I think I got this one fixed thanks to ... Trouble codes: P0420 (Catalyst System Efficiency Below Threshhold).
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2003 Subaru Outback 2.5L Misfire, MIL Lamp on VIN: 4S3BH67563
Sorry about the delay in closing.Owner never brought car back.Most recamended checking ignition or valve adjustment(already checked,and in posting).One responce was to check injector pulse width. I did check this (after posting)and #3 and #1 match. Unfortunitl... Trouble codes: P0303 (testing and results).
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1999 Toyota Camry LE 3.0L Cooling fans VIN: JT2BF22K4X
Well we did fix it,thanks for the replies,it ended up that wires going to the switch at the bottom of the rad was rubbing and had a break in it.That also makes sense for the relay to melt as the fans were on all the time.Thanks again!
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1996 Volkswagen Jetta GL 2.0L Excessive Emissions VIN: 3VWRA81H1T
Pretty much all of the replies dealt with a timing issue. Dan [...] hit it right on the head, as he said 'if the cam & crank are perfect & it's less than a tooth at the distributor, remove tines from the distributor.' We removed tines from the distributor a... Trouble codes: P0341.
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