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Prev Professional Automotive Repair Technical Discussions for April 1, 2015
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for All Makes and Models
Help Request Answers
2000 BMW 323Ci 2.5L coolant VIN: WBABR3344Y
car purchased at auction by used car dealer. cooling system completely full of milky oil. Coolant Hoses soft from oil contamination. Engine runs fine. Transmission cooler not leaking. engine oil not contaminated. Does the oil filter adaptor housing on this eng...
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2002 BMW 318 1900CC No Start
I have help a few in the past. this my first help request, hopefully the last also. BMW E46 318 M43 BMS43, car came in non starting, was at 3 previous workshops, they could not fix it. Fuel injectors fire but no spark from coil pack. No fault memory's from DME...
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2006 BMW 325i 3.0L MIL Lamp on VIN: WBAVB13516
This car is driving me crazy please help at idling calculated load 5% air mass meter reads 3.2 g/s b1 stft 24% ltft 25% b2 stft 27% ltft 27 2500 rpm calculated load 11% air mass meter 10 g/s b1 stft 16% ltft 4% b2 stft 13% ltft 4% Trouble codes: P0171 (Lean), P0174 (Lean)
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2007 BMW 525i 3.0L Surge, MIL Lamp on VIN: WBANE53547
hello fellow techs need some help here if possible have one of my fleet accounts bringing owners wife car leaking oil found oil pan gaskets leaking really bad engine only had about 2-1/2 qt of oil in so replaced oil pan gasket with new oil and filter started r... Trouble codes: P0012, P0015, P1554
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2008 BMW X3 3.0si 3.0L vacuum pump VIN: WBXPC93458
I have a noisey brake vacuum pump on this x3.Also no vacuum at all.In attempting to replace I have removed the large plastic access cover on the front timing cover and have loosened the central bolt on sprocket but I find the three small bolts securing the pum...
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2004 Buick Rendezvous CX 3.4L No Start VIN: 3G5DA03EX4
I sure hope someone can help us, I'm out of ideas. This thing came to us from another shop for a cranks but no start. We found code p0341 (cam signal). The pigtail to the cam sensor was all frayed with bare wires. So we replaced the cam sensor and pigtail. The...
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2003 Chevrolet Suburban 1500 LS 5.3L alternator VIN: 3GNFK16Z73
Customer concern, Battery light and red brake warning light on, Condition is intermittent and has not occurred since visiting our shop. Has not acted up in two weeks. Codes p1637, p1638 set in pcm, C0291 stored in history in abs module. I have repaired problem...
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2004 Chevrolet Silverado 3500 6.6L No Start, Stall VIN: 1GBJK34154
TRUCK CAME IN ORIGINALLY AS A INTERMITTENT NO START, CUSTOMER WOULD PRIME IT AND IT WOULD START. FOUND IT HAD NO VACUUM AT TEST PORT WHEN CRANK/NO START. TRACED SOURCE OF LEAK TO FUEL FILTER. REPLACED FILTER AND REBUILT FUEL FILTER HOUSING (DORMAN KIT) CAME BA...
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2003 Chrysler PT Cruiser GT 2.4L Poor Idle Quality, Stall VIN: 3C4FY78G63
Please Help! At our shop we have a 03 pt cruiser with a cold start stall. The only code it sets is an p0106 map sensor performance code when it dies. After car is warmed up it runs great! If you let it sit over night, you get in it and start it the car will ru... Trouble codes: P0106
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2000 Dodge Durango 4.7L Excessive Emissions VIN: 1B4HS28N9Y
Durango that will only start when full throttle clear flood mode. It will not idle, you must keep the rpm to 2500 or above to keep it going. Pulled plugs from drivers side...soaked in fuel...pulled passenger side and black. Checked for plugged converter...fine...
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2006 Dodge Charger R/T 5.7L Misfire, MIL Lamp on VIN: 2B3LA53H66
Has Loud rapping noise, Engine light comes on, Sets code P0306. Only happens cold, Sparkplugs & Coils are new. We removed valve cover to check for broken coil spring?? Cannot locate source of noise or miss, Also switched plug & coil to different cylinder to se... Trouble codes: P0306 (6 cylinder missfire)
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2001 Ford Windstar Limited 3.8L heater VIN: 2FMDA58441
Hi everyone and thanks in advance. This van came in on our wrecker after owner said it overheated (got to close to the red line for owners comfort). So I ran it in drained the fluid and I removed the thermostat put it back together and flushed the cooling syst...
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2006 GMC Sierra 2500 HD SLT 6.6L Hesitation, MIL Lamp on VIN: 1GTHK23216
Hey guys see if you can help me with this one ? This is the problem I'm having . 2 codes p003a vane position not learned. And p0234 turbo overboost . This is what I check so far I pulled the plug out of the left side of the turbo the one with the snap ring and... Trouble codes: P003A, P0234 (Engine overboost)
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2004 Hyundai Accent GL 1.6L Ignition System VIN: KMHCG45C74
Hi everyone: this car came in for stalling , scan the computer ,indicate #1 and #4 cylinders misfire.installed new coil pack ,look like problem solved , car was delivered . 2 days later she came back with misfire #4 cylinder ,took injectors out and tested and ...
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2000 Jaguar XJ8 4.0L Air Bag System VIN: SAJDA14C5Y
I was called in to check this Jaguar after a rear collision repair. Scanned all modules and noticed I could not communicate with any of the modules on the serial bus. Pulled Scope out and started checking signals and the voltage levels were only 480 millivolts...
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2003 Lincoln Town Car Signature 4.6L Cooling fan runs VIN: 1LNHM82W43
The cooling fan runs flat out all the time. Several posts here about the module on the fan going bad. Customer drives a hour to get to us, so we had a NAPA complete fan module on hand. Plugged it in, new fan spools up. Pulled the AC pressure code, data PID is ... Trouble codes: P1462 (Ac pressure sensor circuit)
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2004 Mazda RX-8 1.3L No Start, Poor Idle Quality, Cuts out, Stall, MIL Lamp on
Arrived on tow truck, history unknown. Does eventually start with enough persistance. I have no response from the throttlebody, the 3 codes p2112, p0113 and p0103 are hard codes. They will not clear, using a Gscan, aftermarket scanner. After getting the vehicl... Trouble codes: P2112 (Throttle Actuator Control Stuck Closed), P0113, P0103 (Mass or Volume Air Flow A Circuit High)
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2006 Mercedes-Benz E350 3.5L Timing VIN: WDBUF56JX6
This car has a nightmare from the very beginning. It started making a ticking noise about two months ago, customer refused to leave it with me long enough for a proper diagnosis. I recommended changing the oil because it was overdue and told her if the noise p...
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2005 Mitsubishi Outlander LS 2.4L Overdrive VIN: JA4LZ31F55
Customer states RPM's on x-way are high. Found @ 60 mph rpm's are at about 2700 & @ 65 mph rpm's are around 3100. Watching Snap-On Verdict the od solenoid is never commanded on. It stays on OFF. There are no trouble codes in any module, the coolant temp reads ...
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2008 Pontiac Solstice GXP 2.0L coolant temp VIN: 1G2MG35X18
First, on this turbo 2.0 how in the f*&^k do you replace the thermostat? do you have to take the turbo and manifold off? anyone done it? what is happening, it only has 73k miles on it. every onece in a while the temp rad light comes on. I couldn't find a probl...
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1966 Rolls Royce Silver Shadow 6.2L Excessive Emissions, Poor Idle Quality
Im looking for tune up info for this car. Im mostly concerned about carburation. This vehicle came in for a tune up. I have very little info on this vehicle MOD is not much help. The exhaust is stinky and the plugs are kinda dark. The carbs look like something...
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2008 Saab 9-3 Aero 2.8L Starter VIN: YS3FH41V38
Dtc me9 u0212 00,tcm u0212 00,esp u2139,esp u2143,esp u2142,cim u2100 00.cim missing on bus and steering angle missing,yaw rate sensor missing.also had on star b476 00 on star button circuit open-but that has been cleared and not returned.wiggle test hasnt tur...
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2008 Saturn Astra XR 1.8L Vent Valve VIN: W08AT67148
hi people. have a head scratcher here and need ideas. this car has a recurring check engine light for a p0446 vent circuit problem. the system has no leaks and I can manually activate vent solenoid at the pcm connector. I replaced vent solenoid assuming it was...
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2008 Saturn Astra XR 1.8L Keyless entry remote VIN: W08AT271X8
I'm trying to program a new keyless remote on an '08 Saturn Astra XR. Vehicle asks for a 4 digit security code to continue procedure. Where do I find this code? Is there a standard code for all Astra's, or is it different for each one?
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2005 Toyota Prius 1.5L Charging VIN: JTDKB20U95
Customer called about a no start situation, we jumpstarted vehicle, customer was told to come straight to the shop to have vehicle checked out, customer decided not to and continued driving, customer called later stating vehicle is loosing power and died, we a...
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2012 Volkswagen Jetta SE 2.5L Front windshield wipers VIN: 3VWDX7AJ4C
Hopefully someone out there has dealt with this situation. We have a 2012 Jetta that we replaced the front windshield wiper motor on. The original motor was very noisy. This is apparently a very common occurance, and there is a TSB for it as well. The TSB (whi...
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2002 Audi A4 Quattro Avant 3.0L Cooling Fans VIN: WAUVT68E52
So this is what I have learned about this system what I wanted to know was when the fan came on if there was any way to tell what it was being commanded as I was not sure if the ecm was commanding full speed or if It was the fan module well it seems no matter ...
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2005 Audi A4 1.8L MIL Lamp on, Lack of Power VIN: WAULC68E55
Customer declined work but we'll consider this a fix. Removed cat to inspect and found that it was partially plugged in the front and starting to fall apart in the rear. Cat also would rattle when shook, but no noise heard when hitting with a hammer. Turbo loo... Trouble codes: P0420 (16804 Catalyst Bank 1 Operation Below Threshold), P0410 (16795 Air Injection System Incorrect Flow Detected), P0299 (16683 Boost Pressure Regulation Control Not Reached), P1293 (17701 MAP Controlled Engine Cooling Thermostat Upper Limit Reached).
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2002 BMW 745i 4.4L engine replacment VIN: WBAGL63432
We have finished this engine R&R. We did replace coolant pipe with OE pipe. We did remove timing cover to replace it because the pipe does have to go in from the front of engine. No need for special tools.We also did all seals and gaskets. This wasn't a real t...
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2003 Chevrolet Corvette 5.7L Mechanical VIN: 1GNB313KT3
THANKS GUYS, WENT INTO PCM ID DATA FOUND THE VIN AND LOOKED UP WIRING DIAGRAM AND FOUND PIN BY PIN ON PCM WHAT WAS NOT WIRED. FOUND OPEN WIRING FOR REV LIMITER, WAS NEVER WIRED. CRANK LEARN THEN FINISHED.
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2003 Chevrolet Silverado 2500 6.0L Slow starting VIN: 1GCHK29U53
ENDED UP REPLACING THE OTHER FIVE INJECTORS WE DID NOT REPLACE AND SO FAR CUSTOMER SAID TRUCK BEEN STARTING OK ITS ONLY BEEN TWO DAYS . THANKS TO ALL THE TECHS WHO HELP OUT.
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2008 Dodge Avenger SXT 2.4L ignition switch VIN: 1B3LC56K28
Hello all finally discovered what was causing the problem. F202 circuit at pcm was staying powered up. The source is supposed to be coming from the tipm was still powered up after completely removing the tipm. Then removed all connectors around engine harne...
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1996 Ford E-350 Econoline Club Wagon XLT 5.8L Unknown VIN: 1FBJS31H5T
Thanks for all the responses on this one. After performing bleed procedure with scanner brake pedal was no better. Isolated the problem by blocking off all 3 ports coming out of ABS unit and then testing pedal. Pedal was still the same, came to conclusion that...
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2002 Ford Escape XLT 3.0L Starting VIN: 1FMC0U3192
The Central Junction Box has an internal fault. The internal bus which feeds multiple circuits(fuses) must have had water intrusion at some point in time and under the right conditions like very humid days,it will bridge to other circuits. Thanks for taking t...
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2004 Ford Taurus SES 3.0L ABS module VIN: 1FAFP55U94
While it wasn't stated as an absolute certainty, the gist of the replies was that the ABS module would probably have to be flashed to match the vehicle it was being installed on. For this particular situation, I thought it would be best for the customer to go ...
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2008 Ford Explorer XLT 4.0L engine compression VIN: 1FMEU73E58
I did a cly leak down test all cly 0 compression all valves bent. upon further checking and turning engine over found keyway on crankshaft had sheared off for the cam chains. waiting on insurance company to authorize replacement engine. engine replacement w...
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1995 GMC K2500 Suburban SLE 7.4L Poor Idle Quality, Surge, Cuts out, Stall, Misfire, VIN: 1GKGK26N6S
Thanks to all who replied! we smoke tested the vehicle and it had signs of a possible intake leak and/or cracked intake. The customer decided he wanted to pull the intake and reseal and inspect for cracks. Heard back from customer after he did reseal, the v...
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2006 Honda Accord EX 2.4L Poor Idle Quality, VIN: 1HGCM56806
we basically had to hand this car over to the dealer as we had so much time invested with out results. I am not one to give up easily but had to draw the line. customer told me they would report what the findings were but still have not heard from them. thanks... Trouble codes: P0171.
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2008 Hyundai Accent GS 1.6L oil control valve VIN: KMHCM36C88
Thanks for the response. We got brutal with it as it was seized in there but it did finally come out. I appreciate the input, we preferred to error on the side of caution rather than being brutal. we also changed the ocv intake screen as it was sludged up.
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2000 Nissan Maxima GLE 3.0L Electronic VIN: JN1CA31D1Y
HI EVERYONE SORRY ABOUT LATE CLOSING . THE PROBLEM WAS IN THE FUSE BOX , LOOSE CONNECTION IN BOTTOM OF THE RELAY SOCKET CAUSING THE PROBLEM. THANKS AGAIN FOR YOUR HELPS MATT
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2003 Pontiac Aztek 3.4L ignition switch VIN: 3G7DA03E53
I had the switch indexed incorrectly as a couple of you pointed out. I was pretty sure it was correct as I had it originally installed with both the key and the actual switch back in the off/locked position. In fact the switch had to be advanced slightly to ...
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2006 Toyota Highlander Limited 3.3L MIL Lamp on VIN: JTEEP24A06
Thank you for all the replies. Waited for customer to come back. Couldn't get vent valve by self had to buy whole Canistor , which is wy customer waited to come back to fix. Replaced Canistor assembly and all is good. Thank you Grant for sending me the tsb inf... Trouble codes: P0441, P0446, P0455.
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2004 Volkswagen Jetta GLI 1.8L Tensioner Pulley
Whomever installed the alternator on this put the bracket behind the tensioner. Although, not sure why they had tensioner off for this. The bracket should be on the outside, right against the heads of the tensioner bolts. The bracket only spaces two of the t...
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