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Prev Professional Automotive Repair Technical Discussions for June 19, 2015
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Open Help Requests for All Makes and Models
Help Request Answers
2000 BMW 328Ci 2.8L Mil VIN: WBABM5345Y
hi folks, its not actually a customers car. its one of my ex-co workers vehicle. his CHECK ENGINE light is on. i scanned the pcm and there were couple of codes regarding coolant temp sensor and coolant thermostat stuck open or something. i cleared the codes bu...
2008 BMW 328i 3.0L No Start VIN: WBAVA37578
Hello techs. We really need HELP on this one. Vehicle towed in with crank gear splitted. we replaced crank gear , timing chain & tensioner.yes it is frequent job for us at the shop to R/R head on N52 engine. we have tools to set timing , but engine refused to ...
2004 Chevrolet Express 3500 6.0L Pcm, ckp VIN: 5B4KP42U44
This is actually a 2008 work horse 6.0 gm drive train! code is p0335 ckp sensor circuit failure found no tac signal on scan in live data. Tested all 3 wires and all ohmed high.had good 5 volt reference and ground. Found one bad terminal at pcm, still had high ...
2005 Chevrolet Colorado Z85 LS 3.5L Compressor VIN: 1GCDT13685
Customer complained ac not cold.Checked outlet temp. Never went below 60 degrees.Gauges showed high pressures and compressor was cycling. Replaced expansion valve.Evacuated and recharged. Pressures now normal but air temp still won't drop below 60 degrees .Com...
2007 Chevrolet Trailblazer LT 4.2L MIL Lamp on VIN: 1GNDS13S27
Hello, I am stymied by this pesky P1400. The code passes sometimes and fails sometimes. The customer admits to probably sitting idling a few minutes after starting the engine before she leaves. The engine coolant temp warms up normally. I have done all visual ... Trouble codes: P1400
1996 Dodge Ram 2500 5.9L Drivetrain VIN: 1B7KF23Z9T
When initially taking off with the vehicle there is a grinding noise from underneath for 2 to 3 seconds. We dont believe the transmission is the culprit.can get it to do it in multiple gears.similar to starter engaging while vehicle is running.
2009 Dodge Grand Caravan SE 3.3L Hesitation, Cuts out, Stall VIN: 2D8HN44E39
vehicle hesitates under heavy accell. sometimes will stall at idle. crank and cam sync fall out of when symptom is present. noticed app2 voltage dropping out to 0.00v . checked wire at pcm voltage was fine. this vehicle has been to several shops and has now la... Trouble codes: P1128, P0339, C121C
2002 Ford Focus SE 2.0L alt. failurePr
Problem car.Over the last 3-months,Alt has been replaced 3-times.Customer had another charging issue and went to a different shop where battery was replaced. Ok for a couple of days,car was towed to our shop.Battery completly flat.Charge and start car, alt. no...
2003 Ford F-250 Super Duty Lariat 7.3L Excessive Emissions, MIL Lamp on VIN: 1FTNW21F53
Hello diesel dudes, We have these 3 codes for the exhaust pressure, low power and blue smoke when accelerating. Not that familiar with these, have resealed injectors and such. But before we get into it and find out that we need special tools and such, is there... Trouble codes: P0475 (Exhaust pressure control valve fault), P0478 (exhaust pressure valve high), P0476 (Exhaust pressure valvel low)
1997 GMC K1500 Sierra SL 5.7L engine tapping VIN: 2GTEK19R9V
engine previously had 3 spun rod bearings and 1 main bearing, I overhauled engine personally, had block main bearing bores resized and align honed, cyls had no wear so nothing done there except for ball hone, connecting rods resized, engine kit was used from M...
2003 Jeep Grand Cherokee Laredo 4.0L steering VIN: 1J4GW48S63
We have this Jeep in our shop that has the DEATH WOBBLE, we found loose ball joints, steering box and track bar and replaced them which only made this problem only marginally better, We also replaced the original front shocks & installed the "updated steering ...
2010 Kia Soul Sport 2.0L Air bag VIN: KNDJT2A27A
Good morning to all, This Kia will intermittently go into limpin mode. No pattern can be discerned. Sets above codes in TCM and ESC. Weight classification unable to be reset. Weight indicated on scanner data seems to be accurate. Anyone have this problem befo...
1996 Lexus LS400 4.0L No Start, Cuts out VIN: JT8BH22F1T
Started out we replace a little coolant hose up front while we were running it to bleed coolant system it died, acted like it ran out of fuel. Check for fuel pump could not hear it running. Replaced fuel pump, sock and fuel filter. Also put five gallons of fue...
2008 Lexus RX350 3.5L Condensor fan VIN: 2T2HK31U18
Hello, The air conditioning will blow cold when the vehicle is first started and will not quit. If the vehicle is restarted when hot, the condenser fans will not operate causing the ac pressures to max the hi side. Cycling the key will result in the same cond...
2001 Lincoln Continental 4.6L Compression VIN: 1LNHM97V01
Have 2001 lincoln with rough idle when hot. Found bad pcv hose but did not help. Did compression test and found both rear cylinders down 50 lbs from the others. My question is do these heads have seat problems? not a car we normally work on. Only code was a p1...
2003 Mazda 6 i 2.3L Headlights Turn Sigs. Batt. Light VIN: 1YVFP80C93
I have an 03 mazda 6 that the customer brought in for a charging problem the battery light was on. I checked the charging system found that it was not charging. So I replaced the alt.. It was charging fine so I gave it back to him. Later that day they came in ...
2009 Mercedes-Benz E350 3.5L MIL Lamp on VIN: WDBUF56X19
Does anyone have any good testing information on this system, I find it hard to believe that I should be seeing 3 volts at the return wire of the FTPS with no pressure on the tank? Where should it actually be? Customer does not have any issues filling up the... Trouble codes: P0452, P2422 (Charcoal canister vent valve stuck)
2000 Nissan Altima GLE 2.4L hvac VIN: 1N4DL01A3Y
hello fellow nissan techs, i have this altima that i am confused with the a/c issue. the vehicle will cool absolutely fine when it is idling for as long as you let it idle however when you start driving it will start cooling less and less but it won't blow war...
2001 Nissan Sentra GXE 1.8L Hesitation, MIL Lamp on VIN: 3N1CB51D91
Thanks to all in advance. customer brought car in with engine running bad, so we scann and found code p0171 lean we checked fuel pressuer scope mass sensor found it to be in specs per aldata smoked and found no vac leaks. i have checked it the knowledge help s... Trouble codes: P0171 (testing and results)
2003 Saab 9-3 SE 2.0L Starting VIN: YS3DF78K13
Ok SAAB masters.. getting beat up by this Saab just slightly- Back in October this customer came in with a NO cran, NO start condition that was very intermittent. Actually so intermittent that I couldn't duplicate it so from seeing this problem before I put a ...
2000 Suzuki Grand Vitara JLX 2.5L MIL Lamp on VIN: JS3TD62V6Y
customer states has had check engine light on since he bought vehicle.code p0440 and p0172/175.440 will reset within about 30 mi.driving. rich run codes take a little longer.rich run is ONLY at idle, total fuel trim @ idle runs right about -20% just off idle i... Trouble codes: P0440, P0172, P0175
2002 Toyota Camry SE 2.4L clutch VIN: JTDBE32K42
Clutch is out, we have not done this job before. Alldata and Toyota has 10.9 for replacement time. I see online the clutch can be done without pulling subframe. Doing it this way what you should suggest for time? Hans
2004 Volkswagen Passat GLS 1.8L Timing VIN: WVWPD63B24
Have the head out of the car. Working on putting the head back together. Was wondering if you can turn the camshafts with the chain tensioner and bearing caps on? How tight should the chain tensioner be? Right now everything has been tightened to spec. but, ca...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2007 BMW 328i 3.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: WBAVA37587
have got to pull cams and check further. running out of time for post. at this time I [...] mechanical problem (lifters, etc) need to disassemble to check further. no codes other than misfires on 4 and 6 cylinders, changed out coils, injectors, and it remai... Trouble codes: 29D2, 29D0.
1998 Cadillac DeVille 4.6L Cruise Control VIN: 1G6KD54Y3W
This one seems to be fixed. Thank you to everyone who took the time to read my help request. After reading Bill's info about the PZM, I went into the Driver Info. There, I found many modules and many codes that my Verus could not read or clear. Too many to ...
2003 Ford Focus SVT 2.0L MIL Lamp on VIN: 3FAHP39523
Gentleman! Well, the focus is fixed. Here is what happened. The owner took it to another shop for diagnosis. They tried to diagnose the IMRC by manually activating it. They used a power probe and mistakenly shoot 12v into the ground circuit of the computer. S... Trouble codes: P1518.
2002 Honda Accord EX 2.3L High rpm shifts VIN: 1HGCG66802
Guys,I hate to ask stupid questions. After checking all the timing, which was right on on, i started from scratch and re-timed the motor. Turns out the customer used to have pictures over the tach. Cust didnt even know about the the maint light that started to...
2003 Jaguar S-Type 3.0L Poor Idle Quality, Misfire VIN: SAJEA01T73
Boy do I feel dumb. Chased my tail for 2 more weeks on this misfire. -When I ran a new ground wire to the coils I grounded it to the intake manifold-bad move. The manifold is a very poor ground, the computer didn't like the feedback signal it got from the coil... Trouble codes: P0352, 354, 356 (ign coil primary circuit failure on cyls 246).
2005 Jeep Grand Cherokee Limited 5.7L ABS Module VIN: 1J4HR58255
Wow! A long winded fix here, bear with me. Had to think outside the box for this one! Most replies suggested checking the power and ground circuits while wiggling the harness. I had done that, but I did it again. All OK. Check and adjusted pin drag on the powe...
1993 Lincoln Town Car Jack Nicklaus 4.6L Hesitation, Surge, Cuts out VIN: 1LNLM82W7P
First off I would like to thank everyone that helped me out. I ended up pulling both valve covers to check the chains and found that they were in great shape. Checked the intake and exhaust valves for bulid up they looked great. It seemed that when the issue w...
2006 Mini Cooper S 1.6L Compressor VIN: WMWRH33506
First, thank you to everyone for their help. What fixed this car was replacing the expansion valve, as recommended by many of you. So, this is what I found out, or believe to be true. 1. This car uses a variable displacement compressor, using pistons instea...
2002 Toyota Sienna LE 3.0L shifter VIN: 4T3ZF13C82
well its fixed thers was a missing spring for the shift lock assy thanks to you all who took tome to help
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