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Prev Professional Automotive Repair Technical Discussions for August 27, 2011
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Open Help Requests for All Makes and Models
Help Request Answers
2003 Audi A6 Quattro 3.0L Poor Idle Quality, Surge, MIL Lamp on VIN: WAULT64B43
Hi Audi techs, we have this Audi with codes P0335, P01999, P0025. The car surges at idle hot engine often. The oil pressure was below specs. We changed the oil and it improved same but still not at specs.It reads 24 psi hot idle, and 40 psi hot at 2 K rpm. The... Trouble codes: P3305, P1999, P0025 (or 16409 B camshaft position sensor bank 2 timing over retarded.)
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2003 Audi A4 Quattro 3.0L MIL Lamp on VIN: WAULT68E13
Hi Guy's, this one is kicking my butt. Car came in with SES light on code P0302. Replaced coil and plug both from Audi, even though recall had been done. Have tried swapping plugs and coils. Road test with no misfires shown on scan tool. Customer will take car... Trouble codes: P0302 (Misfire 2 cylinder)
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1999 Buick LeSabre Custom 3.8L ignition switch
the car used to intemittently no start, found burnt ignition switch, think it was the pink wire, when it happens the dash idiots lights do not come on-secutity-oil-battery-etc, the fuel pump doesnt work and niether does the starter, replaced ign switch and it ...
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1999 Chevrolet Silverado 1500 5.3L abs module
Is there a easy way to bleed brakes on this k1500 tk that I put a used abs unit on(under tk). I capped all the brake lines when I took it off. I have a scanner that has automated bleeding test and a BG brake service machine(presurizes master cyl and vacuum hos...
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2007 Chrysler Town & Country (Van) Touring 3.8L Surge VIN: 2A8GP54L67
Cannot figure this one out, it surges most at 26 to 32 MPH just under slight load, but at higher speeds you can feel it also. fuel pressure stays at 60 all the time, vacuum stays constant, smoke test found no vacuum leaks, inspected flexplate and found no visi...
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2007 Dodge Sprinter 2500 3.0L Hesitation, MIL Lamp on VIN: WDOPE84597
I have a shop delivery van that we just replaced the motor with a used engine that has less than 60,000 miles. The engine was replaced due to the driver installed gas in the old engine which it was a diesel and it snapped the camshaft. My problem is the truck ... Trouble codes: P2513 (Intake Port Swirl Actuator Positioner Error), P2025 (Intake Manifold Pressure Sensor Voltage Too Low or Load Pressure Too Low)
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1991 Ford F-150 XLT Lariat 5.0L No Start, Stall VIN: 1FTDF15N0M
Just rebuilt the engine in this old Ford. Vehicle cranks normally (no backfire or kickbacks), however it will only run at WOT. As soon as you release the throttle the vehicle stalls and is very difficult to restart. Timing is spot on, no codes present in the E...
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1994 Ford E-250 Econoline 5.8L Cuts out, Misfire
I had this van come in to the shop about a month and a half ago. It drove me nuts then and is back for a second round. The customer came in tot he shop asking for a tune up (plugs, wire, cap, rotor). After I replaced the requested parts and drove the van is wa...
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2000 Ford Focus LX 2.0L Power Steering VIN: IFAFP33PXY
Powersteering pump was repalced, and system flushed and bled. Pump still makes excessive noise and fuild is airation inside resivoir.
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2000 Ford Focus LX 2.0L MIL Lamp on VIN: 1FAFP33P3Y
Afternoon techs I have two of these cars here here having the same problem,both of them are leaking vac around the IMRC shaft. dealer says this part is no longer around. my question is can you put a new seal in? or how do I make this repair. Thanks Steve Lan... Trouble codes: 171 (lean bank 1)
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2001 Ford Focus ZX3 2.0L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire, Poor Fuel Economy VIN: 3FAFP31361
I have this rich running Focus, it has an electronic returnless system. It chugs, tons of black smoke, misfires, runs like crap. Fuel pressure is about 80-90 psi engine running. KOEO pressure is 44psi. I was getting bad rail pressure readings so I replaced rai... Trouble codes: P0135, P0141
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2003 Ford F-350 Super Duty Lariat 7.3L autolamps VIN: 1FTSW31P63
i have this truck in the shop for inop autolamps the main light swicth and photocell were changed by another shop i checked all the fuses they were ok alldata was saying there is a gem module but of coarse its wrong i am not sure where the relays for the syste...
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2003 Ford F-250 Super Duty XLT 6.0L oil pressure VIN: 1FTNX21P53
NO oil pressure, even after changing low pressure oil pump & checking pickup tube
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2005 Ford F-250 Super Duty XL 6.0L No Start VIN: 1FTHX2547M
Got a 6 litre driving me crazy. Wont start hot at times. 1st time customer hauled in on trailer from across the state and once he rolled off the trailer it started up. I checked it over-had a over boost code and a ficm performance code. test drove with Ids and...
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2000 Hyundai Elantra GLS 2.0L hard start VIN: KMHJW35F9Y
This car has an intermittent hard start. I've had now for 2 weeks and it won't act up. I did find a negative battery cable that had high resistanc that was affecting cranking speed. It had 0.4 volt drop under load. I have fixed that with a new cable and have t...
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2002 Kia Sedona EX 3.5L MIL Lamp on VIN: KNDUP13122
Having a hard time finding any regarding this code. I need to find and fix this fault. P1159 -VICS valve malfunction- Customer is loosing patience with us. I believe part is on the rear valve cover passenger side, valvetrain actuator? The intake manifold also ... Trouble codes: P1159 (vics valve curcit malfunction)
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1993 Pontiac Trans Sport 3.8L No Start VIN: 1GMDUO6L7P
Hoping you can help I have put a lot of time in on this car. Vehicle has no spark, I have injector pulse, I followed Mitchell's A-3 flow chart, replaced ignition control module and coil packs, cleaned corroded two piece ignition module bracket and ground wires...
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2005 Pontiac GTO 6.0L Cuts out VIN: 6G2VX12U75
engine losses ckp signal and trac off signal comes on just before this happens Trouble codes: P0336
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2003 Saturn Vue 2.2L Excessive Emissions, No Start, Poor Idle Quality, Hesitation, Stall, Misfire, MIL Lamp on VIN: 5GZCZ23D53
Interesting and has me stumped. I have a 2003 Saturn Vue 2.2 ECO motor that was towed in for a no start. Initially I found that the key was worn out to the point of no return It would not engage any of the lock cylinders. So we had the customer cut a fresh k... Trouble codes: P0300
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2001 Audi TT 1.8L No Start VIN: TRUWT28N41
Thanks for all the responses. Vehicle turned out to have a few different issues. Found numerous bad connections most likely due to vehicle sitting outside for a long time in the weather. After disconnecting pcm to inspect for moisture and cleaning terminals re...
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1989 BMW 325i 2.5L A/C, blower motor, fuse VIN: WBAAA1300K
Well folks, as it turned out this vehicle had two problems. I guess what was confusing me the most was that I could induce the fault on one circuit by operating two different components, and I had convinced myself there must be a common cause. Since the circui...
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2004 BMW X5 4.4i 4.4L Suspension VIN: 5UXFA93534
The car is fixed and OK. We did have luck clearing codes and resting system. It took a few tries but worked out OK. Never did come up with solid definitions. A constant learning curve this game is. Thanks Dan and James for help.
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1993 Chevrolet Corvette 5.7L Mechanical VIN: 1G1YY23P0P
thanks for the help. what happened was cust installed dist with out lining up the blind spline, he pulled dist in with bolts. got a new dist with good splines went rignt in. he got his dist from ebay at a discount parts house.again thanks for the help.
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2005 Chevrolet Uplander LS 3.5L steering rack? VIN: 1GMJ780TD5
The issue has been resolved. The sound/feeling was definately a shudder that could be felt from steering wheel and heard from outside the vehicle. I was able to rule out the suspension- the sound did not change when suspension was loaded or un-loaded. Aft...
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1998 Chrysler voyager 2.4L lockup VIN: 2P4FP25B5W
information from iatn members was very helpful , I installed transmission cooler and that solved the problem . Thank you very much
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2003 Dodge Ram 3500 Van 5.9L Starting VIN: 2D7LB31Z13
the problem was the alt.the customer had just brought this van and had no clue that it was the alternator. a company named penntex makes these thing and the one that was on it was for a basic van.den so so i called the company and they said that the alt was no...
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2007 Dodge Sprinter 2500 3.0L MIL Lamp on, Turbo Cutout VIN: WD0PE74507
The consensus is that either there is a turbo and or EGR failure with this vehicle. Other replies indicated wiring issues. I checked the wiring and it seems OK. I replaced the turbo inlet pipe with the updated part with no improvement. I have observed that... Trouble codes: 2510 (Boost Pressure Regulator Control Positioner Error), 2511 (EGR Control Positioner Error).
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1955 Ford Thunderbird 4.8L Temp Guage VIN: P5FH156910
Thanks for all the good replys, we just got the car back in and a good used sender fron Gary Simpson [...] made a real go...
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2004 GMC Savana 2500 4.8L abs VIN: 1GTGG25V14
thanks to all that helped i went over the brake system and this is what i found the rear sliders would not move so i got new caliper hold downs and sliders and all and be hold pedal is way up like it should van stops good they are happy now we have a new accou...
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2003 Honda CR-V EX 2.4L Mechanical VIN: JHLRD788X3
ok the 4-4.5 oz of pag 46 was on the money. would recommend getting the oe stuff or at least getting stuff from worldpac instead of parts store stuff and make sure to check condenser fan mine was cutting out intermittently and noticed when it was running wasnt...
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2003 Lincoln Town Car Signature 4.6L Compressor VIN: 1LNHM82W2W
THANK YOU EVERYBODY FOR YOUR HELP, YES ITS TRUE THIS VEHICLE HAS BAD DESIGN SYSTEM, LIKE MOST OF YOU GUYS SAID. BUT THE COOLING FAN WAS RUNNING TOO SLOW TOO,THEN I REPLACED THE COOLING FAN AGAIN, AND I NOTICED THE FAN MOTOR IS RUNNING A LOT FASTER THAN THE PRE...
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2007 Mitsubishi Eclipse Spyder GS 2.4L master cylinder VIN: 4A3AL25F07
I have to close this help request without a fix. I want to thank all that helped and especially Michael [...]. He suggested that I pinch off all four brake lines and check each wheel individually. We did that, with all four pinched the pedal was very firm,...
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2010 Nissan versa 1.6L electronic power steering VIN: 3N1CC1AP7A
After conducting my own diagnosis and finding that the power steering motor had shorted out and burned up the electronic steering module I took this car to the nissan dealer and told them to do a diag and confirm what I had found. Their diag matched mine and s...
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1999 Oldsmobile Intrigue GL 3.5L Engine VIN: 1G3WH52HXX
I am considering this one fixed, although I have probably about four more hours of work to do on it yet. I fired it up tonight before I totally got everything back together just to make sure it runs and there isn't a different reluctor wheel or something stup...
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2004 Saab 9-3 Linear 2.0L a/c VIN: YS3FD49Y14
car is fixed,Justin nailled it-the car was low on r134 charge,evacuated and recharged and temps are cold and even left to right zones.I also installed a splash guard over the ventilation filter(supposed to be a bulletin about this although I never found one)it...
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1999 Volvo S80 T6 2.8L Poor Idle Quality, Hesitation, Surge, MIL Lamp on VIN: YV1TS90D6X
THANKS TO ALL WHO REPLIED. THE FIX ENDED UP BEING FRONT O2 SENSORS WERE SWITCHED.. WE WERE USING OUR SNAPON SOLUS AT THE TIME OF DIAGNOSIS. UNPLUGED 1 O2 AT A TIME AND SCANNER SHOWED COORECT READING BUT SAME PROBLEM.. WE GOT OUR LAUNCH SCANNER TO WORK FINNALLY... Trouble codes: 290A, 280A.
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2000 Volvo V40 1.9L MIL Lamp on VIN: YV1VW2554Y
Well I could not get a hold of the crank holding "dowel" tool to lock the crank. I had all the other tools to the job. We had a tech that specializes on european vehicle come looks at the vhicle and from what he said the timing was dead on. However, P0335 k... Trouble codes: P0335 (Crankshaft position sensor).
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