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Prev Professional Automotive Repair Technical Discussions for August 28, 2013
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2002 Acura MDX Touring 3.5L blower motor VIN: 2HNYD18652
vechile came in with no a/c and no blower motor... checked fuses, relay , all wiring concections. checked with known good blower motor power resistor same fault. checked with know good climate control head same fault. Wondering if the climate control unit is f...
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2000 Audi A6 Quattro 4.2L Random misfire VIN: WAUZL64B0Y
Engine runs smoothly just after start up cold (three-four seconds) Then it begines to misfire and run poorly. Engine is low on power. As the engine warms up it begine to run better but still has a slight misfire at idle. When it is test driven and het at WOT (... Trouble codes: P0300 (Random cylinder misfire.), P0307 (Cyl. seven misfire), P0306 (Cyl. six misfire), P0327 (Knock sensor circiut), P0303 (Cyl. three misfire), P0302 (Cyl. two misfire)
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2007 Audi Q7 Premium 4.2L drivers window VIN: WA1BV94L57
The original battery went dead on this car(had all kinds of strange symptoms night before,Was dead next morning). I charged battery at terminals under hood, got car started and drove back to shop. Tested battery with Midtronics, replaced battery with non oem b...
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2000 Chevrolet Astro 4.3L security VIN: 1GNDM19W9Y
help to all the tech. I have this car which is my neighbors van and he come up to me asking for some help regarding his van it does start and it will stall in less than a minute. I know I'm dealing with security system for its steady on but once I put my scann...
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2003 Chevrolet Tracker LT 2.5L engine VIN: 2CNBJ634X3
The vehicle has a problem with using oil & smokes ever scince we replaced the primary timing chain & trensioner. It is getting oil in the intake manifold through the pcv valve. With the pcv valve removed from the valve cover , the problem disappears. I remove ...
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1998 Chrysler Town & Country (Van) LX 3.8L dome lights VIN: 1C4GP54L1W
Van cam in with complaint of battery dead occasionally. Customer noticed dome light would be on periodically and sometimes be flashing at night in garage. They tried opening and shutting all doors, sometimes this would help. They started moving control for dom...
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2005 Chrysler Sebring 2.4L Horn VIN: 1C3EL45X25
This vehicle's horn sounds randomly. Perhaps activated by a factory alarm system. Usually pressing the horn button will cause the sounding of the horn to stop. The horn relay sticking on was suspected but a replacement didn't change the situation. Opening the ...
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1999 Dodge Durango SLT 5.2L Poor Idle Quality VIN: 1B4HS28Y0X
Greetings ladies and gentlemen: Customer has a concern of a high and prolonged idle when stone cold-states idle as high as 2000rpm that 'hovers'-states that he cycles key and idle will be ok. Received vehicle hot. Checked for codes-found code for a/c clutch ... Trouble codes: P0645
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2000 Dodge Ram 2500 Van 5.2L Intermittent start VIN: 2B4JB25Y2Y
Veh will crank and not run at times. When there is a no start condition, all gauges will not work and no check eng lt. Odomiter will read "no buss." if odomiter and gauges read then veh will run, after running for a few min. Veh will start running rough and cu... Trouble codes: N0, B0USS
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2000 Dodge Durango 5.9L first gear VIN: 1B4HR28Z4Y
customer stated when problem accured he was going 50mph then he wanted to pass a car open he open throttle then rev limiter activated after, now from 1st to second theres a a delay, to shift normal he has to go 2500 rpms then release gas pedal n reaccel then a...
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2010 Dodge Charger R/T 5.7L Water Pump VIN: 2B3AA4CT1A
We service the County Sherrif's, and have several cars with the same problem. Coolant leaks from the water pump gasket and through the long bolt holes. We have used OE pumps and gaskets, OE pumps with aftermarket gaskets, combinations of gaskets/RTV/ thread se...
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2001 Ford F-550 Super Duty Lariat 7.3L steering VIN: 1FDAF56F01
I have no power steering but I do have power assist in the brakes.
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2005 Ford Escape XLS 2.3L Misfire, MIL Lamp on VIN: 1FMYU02Z85
Hi guys I got a nasty one, the car is intermittently misfiring at highway speeds cruising between 100 to 110 km/h when hot. It could take a week to two weeks to recode. PCM and coils have been replaced all ground and powers have been voltage dropped. What I sa... Trouble codes: P0351 (Ign coil A primary/secondary circuit malf.), P0352 (Ign coil B primary/secondary circ. malf), P0353 (Ign coil C Pri/sec circ. malf), P0354 (Ign coil D pri/sec circ.malf)
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2006 Ford F-150 XLT 5.4L MIL Lamp on VIN: 1FTPW14V76
Hello all its been a bit since working on a ford after moving to a GM dealer. We have a used f150 with a 5.4 that is setting a p0420 cat eff bank 1. before it came here it went to the local ford dealer and they diagnosed the cat as being bad. Well he brought i... Trouble codes: P0420 (Cat eff bank 1)
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2003 GMC C4500 Topkick C4E042 6.6L vss VIN: 1GDE4D1123
this truck has no codes, driving it the speedo goes to 87 and speed limiter keeps it down. vss shows 87 and acutal speed is 37. abs signal shows 37. where does it get vss from? i replaced the oss sensor on alison trans. thanks for any help. Matt
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2003 GMC Yukon SLE 5.3L cruise control VIN: 1GKEK13Z43
no codes set in any module, using verus scan tool monitor TAC data for cruise. all inputs from cruise switch read normal. TCC/brake input normal, but the brake switch input to the TAC shows brake on at all times. test the light blue wire in cavity 6 connector ...
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2004 GMC Yukon XL 1500 SLT 5.3L Battery VIN: 3GKEC16ZX4
Hello Techs, I have this GMC Yukon that is making me scratch my head. The owner took vehicle to Florida on trip and it started having battery light come on & message of not charging. However it also developed an engine miss on the trip which ended up being a w...
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1998 Honda Accord LX 2.3L MIL Lamp on VIN: 1HGCG3146W
My problem is one that has me guessing. We started with a p0135 code for a heater circuit on sensor 1.after replacing the o2 sensor we still had a hard code for the heater circuit. So at this point we decided to run our flow tree to come to a conclusion.our fl... Trouble codes: P0135 (Sensor1 heater circuit)
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2005 Honda Civic LX 1.7L Compressor VIN: 2HGES165X5
I have this Civic that apparently has A/C cut out on long trips. I have not seen the compressor cycle on/off once, just continuously runs. I already changed expansion valve as the low pressure dropped to 8 psi and high side went to 225 at 1500rpm. At idle seem...
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2005 Isuzu N NPR 5.2L fuel VIN: JALB4B1655
Customer came in complaining that only sometimes it will lose all throttle input. checked for codes and came up with three app (accelerator pedal position) codes, and one for fuel rail pressure too low at idle or decel fuel cut-off. codes are, p1094 (fuel rail...
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2000 Jeep Grand Cherokee Limited 4.7L Cuts out VIN: 1J4GW58N7Y
Vehicle came in and was cutting out under heavy accel. Had code for cam/crank signals intermittent fault. Ck signals, couldn't see anything wrong while vehicle was acting up. Code came up after every 2 starts after clearing. Replaced cam and crank sensors as a... Trouble codes: P1391
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2005 Kia Sportage LX 2.7L rear differential VIN: KNDJE72305
This customer has been complaining off and on about a grinding noise. I checked the vehicle out and did a rear brake job but found no signs of the grinding. I drove the vehicle for a short distance after the brake job and found no noise. She brings the vehicle...
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1998 Mazda 626 DX 2.0L converter1-2 shift VIN: 1YVGF22C5W
This was a car purchased from a friend not running, it needed a fuel pump and transmission work. Fuel pump was replaced at our shop, the transmission job was subbed out to a local trans. shop who has done a lot of work for us in the past. We had a compete re-b...
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2007 Mazda CX-7 Touring 2.3L Excessive Emissions, Poor Idle Quality, Misfire VIN: JM3ER29317
Towed in. Barely ran but a lot of missing and very rich running. No codes though missing badly. Massive carbon build up from prolonged running this way distroyed turbocharger. Turbo filled with black carbon deposits and seized. Here's the kicker, battery volta...
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2008 Mazda CX-7 Grand Touring 2.3L Excessive Emissions VIN: JM3ER29L98
Hello, This CX7 w/2.3 turbo has no codes, fuel trim long and short are in -4 to -7 % on average. When idling thick dark smoke starts to come out tailpipes and oil level was not low, suspect fuel? Inspected MAF sensor, perfectly clean and reads a bit high at ...
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1988 Mercedes-Benz 300SE (Car) 3.0L Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire, MIL Lamp on VIN: WDBCA24DXJ
Hi everyone, and thanks in advance for your input. We have this Mercedes that we're having a bit of a problem with. And I must admit that I'm not that familiar with these old Bosch CIS systems, which might be part of the problem. First off, it's on excellent...
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2004 Mercedes-Benz CLK500 5.0L Bas esp module VIN: WDBTJ75JX4
Hello everyone I have a problem with this benz that I can not figure out. Bas,abs and ,esp light are on the dash. I have no communication with the abs module so I checked all powers and ground but they tested fine. I replaced the abs module with a used one of ...
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2008 Mercedes-Benz ML320 CDI 3.0L Turbocharger VIN: 4JGBB22E78
Rarely ask for help but I need some opinions on other techs experiences. I get code 2526-001 in the CDI ECU that indicates Y77/1 [charge pressure positioner] signal line is shorted to positive. I have checked the wiring and found there is no such issue. All my...
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2004 Mini Cooper 1.6L transmission VIN: WMWRC33454
I have a quick question about this car and would like to see if anyone has encountered this problem. When driving at 60 MPH, cruising at a steady speed, the engine RPM will increase slightly as if the locking torque converter has dissengaged. If you increase y...
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2005 Mitsubishi Endeavor LS 3.8L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall VIN: 4A4MN21S75
rest timing marks 3 times and have had same issue all 3 times base timing is at 16 degrees idle speed 684
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2002 Nissan Altima 2.5L Cuts out, MIL Lamp on
Here is something interesting. This altima comes from a local college student who says the engine was replaced over the summer after he blew a head gasket. Given the p0335 and the extended crank times, i replace the crank sensor with the NAPA metal head variet... Trouble codes: P0335, P0725
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1990 Oldsmobile 98 Regency 3.8L Stall VIN: 1G3CX54C8L
car stall intermittanly in idle sometime restart sometime no start crank only. when crank only found no injector pulse fuel pressure ok have spark.replaced maf crank and cam. still same. customer repaced wires and spark plug. history code 42. no curren code. a...
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1991 Rolls Royce Silver Spur 6.7L Fuel Door VIN: SCAZN02A7M
Hi There. The fuel door solenoid would not work with fuel button on dash. I removed relay and found that if I gave power to terminal 5 the door would open also I was getting a ground signal from the fuel button when depressed. I am getting no power at the rela...
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1985 Saab 900 2.0L No Start VIN: YS3AM35J8F
Customer brought this Saab to me and said can you fix it. I sobbed and said maybe. He bought it at a yard sale and car had sat for 10 years. It's a no start but does crank after charging battery. He stated that the previous owner said it needed a fuel pump so ...
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2003 Subaru Forester XS 2.5L Surge, A/T Overheat light o VIN: JF1SG65613
I test drove and could not notice anything unusual. Drove for 8-10 miles county driving and after about 10 minutes of driving noticed the A/T Oil temperature warning light is flashing...was able to find method to pull tranny codes...light flashed a 27...alldat... Trouble codes: 27 (ATF Fluid Temperature sensor open or short)
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2002 Volkswagen Jetta TDI 1.9L No Start VIN: 3VWSP69M12
Attention VW techs This car is killing me. Car was towed in, died on highway, it didn't take long to determine it had a broken timing belt. Ordered and installed new head complete with valves,lifters and camshaft. I am very familar with Vw tdi's. When I tried...
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2002 Volkswagen Passat GLS 1.8L Hesitation, Surge, Cuts out VIN: WVWPD63B52
Thanks for your help in this. We have a 2002 Passat that when it get hot (after driving for about 10 min's on the freeway) when the engine reaches approx 3500 rpm's it will fall flat on it's face. You can push the accelerator pedal to the floor & the engine rp...
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2003 Volkswagen Jetta GLS 2.0L valve body VIN: WVWSK61J03
We have maintained this car for several years with no problems until now. Not long after doing a transmission drain and fill (OEM fluid) w/filter (several weeks?), there was a problem with shift points, missed gears, and occasional neutralizing. There had been...
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2005 Cadillac DeVille 4.6L Blower motor VIN: 1G6KD54Y65
I really thank all of you for your input.The afterblow feature is on & that is what I had to explain to my customer.After I explained the function of the afterblow feature to her she was alright with it.Once again thank all of you for educating me! Bill [...]
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2000 Chevrolet S10 2.2L No Start, Poor Idle Quality VIN: 1GCC51946Y
I really appreciate the great insite to my question. Those of you who supect the ckp signal as being wrong i believe are correct. When i set the engine in i marked the crank pulley on tdc compression stroke for the first 2 cylinders and used a timing light to ...
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2004 Chevrolet Silverado 2500 6.0L Misfire VIN: 1GCHK23U04
Thanks everyone. The crank variation relearn did fix this vehicle. I had a little trouble getting it done with my modis because it would not tell me if it had relearned successfully but I went back to the misfire monitor and all is well."Ghost" misfire fixed a... Trouble codes: P0300.
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2010 Chrysler Town & Country (Van) Touring 3.8L Fuel Pump Relay VIN: 2A4RR5D15A
We were suspecting a bad pump, so we dropped the fuel tank down and found chewed wires! apperantly the power circuit was shorting to the ground and sending unit circuits. Thanks for all your replies. These rodents can cause major headaches!
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2001 Dodge Ram 2500 Truck 5.9L bent push rod VIN: 3B7KF26Z61
thanks for all the help. sent both heads back to machine shop & he inspected them with no problems found. replaced all lifters and all is fine so far. not sure what caused it but it is gone and fixed.
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2005 Dodge Grand Caravan SE 3.3L coolant VIN: 1D4GP24R05
We could not come to a final conclusion with this van. On our first test-drive the 3 week-old radiator started to leak and we decided to stop working on it. We got some very good responses and as suggested by several of them we checked the grounds. Sure eno...
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2007 Dodge Magnum SE 2.7L fuel level VIN: 2D8FV47T37
WELL WE FOLLOWED DIAGNOSTIC PROCEDURE AND IT STATES THAT WHEN THE WIRING ON THE LEFT PUMP ASSEMBLY IS UNPLUGGED THE BCM IS SUPPOSED TO SHOW 5 VOLTS AND IT WOULD SHOW 8.7VOLTS. WE RE-CHECKED THE PROCEDURE AND THE CODE SETTING CONDITION FOR P0462 IS THE LEFT LEV...
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1996 Ford E-350 Econoline Club Wagon XLT 5.8L reverse VIN: 1FBJS31H5T
Dropped pan, metal carnage in there. Replacing unit
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1999 Ford F-150 Lariat 5.4L Poor Idle Quality, MIL Lamp on VIN: 1FTRX18LXX
Most replies indicated a likely vacuum leak which we did not find on initial inspections. The owner was not able tol eave the vehicle for long so it took until he returned the vehicle before we could take a closer look and did find a vacuum leak that only reve... Trouble codes: P0171 (System too lean bank 1), U1262 (Scp data fault for J1850 Bus), P1815 (4wd mode select switch short-ground).
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1994 Honda Civic DX 1.5L Headgasket VIN: 2HGEH2464R
We talked the customer into a used engine that we found for them. I rechecked the block with a new straight edge and deck was warped by cylinders 1 & 2. We found a used engine with less miles
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1996 Honda Odyssey LX 2.2L MIL Lamp on VIN: JHMRA1866T
Thanks to everyone who replied to my request! Vehicle has not returned yet. If it does, I'll suggest replacing the control solenoid as it doesn't seem to be getting enough vacuum to egr valve. Thanks again Trouble codes: P0401.
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2000 Honda Passport EX 3.2L No Start, Misfire, MIL Lamp on VIN: 4S6DM58W4Y
First off , thx to everyone that replied. Ultimately the vehicle still isn't fixed yet. The customer didn't want to put any more time into the this vehicle. All of the respnses were very helpful, but none of them seems to address our issue. The main problem t... Trouble codes: P0300 (Random misfire), P1340 (p1311-), P1311 (testing and results).
6
2001 Honda CR-V EX 2.0L coolant temp VIN: JHLRD18661
THE CLIENT, TOOK THE HONDA, THE VERY NEXT DAY, AND WILL NOT RETURN MY PHONE CALLS. I HAVE NOT HEARD, ANYTHING. I FEEL LIKE THE RADIATOR WAS THE PROBLEM, BUT COULD NOT VERIFY. WE TRIED BUT FAILED TO GET PROBLEM FIXED SOON ENOUGH. I APPRECIATE EVERYONES COMMENTS...
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2002 Honda Odyssey EX 3.5L Unknown VIN: 2HKRL180X2
We finally solved the problem. It turned out to the PCM. We installed a secondhand one hence reprogrammed the key to the PCM and the needles to the miles started working again. Thanks everyone for helping out!
8
2007 Hyundai Sonata SE 3.3L Heater VIN: 5NPEU46F27
Thanks to all who replied. I backflushed the heater core and it started working correctly. This was a used car lot who had sold the car and the customer found it on test drive.
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2002 Jeep Grand Cherokee Laredo 4.0L MIL Lamp on
I would like too thank all of you for your replies.There was alot of very helpful and knowlagable replies that can only be gained with years of experience.I would also like to send out a very sincere,very grateful,thank you too Skyler for hanging in there with... Trouble codes: P1687, P1686, JTEC, EV1C, DDM, P0DM.
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2002 Mazda Tribute DX 2.0L Engine VIN: 4F2YU07B52
HI, EVERYONE. THANKS TO ALL OF YOU GUYS FOR GIVEN HELP.THE PROBLEM WAS TIMING BELT, WE HAD TOTALL OF 20 MISSING TOOTH, (IN THIS ORDER 9 MISSING,2 OK, 1 MISSING,1 OK 9 MISSING )IT SHOULDN`T EVEN START.BUT IT WAS STARTING AND RUNNING!!! AGAIN THNKS FOR YOUR...
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2004 Mercedes-Benz C240 2.6L Wipers VIN: WDBRF61J64
Well folks this one has been sent to the dealer. It was not my choice but had to be done. I had put in 3 different switches over the last several days. I tried to code the rain sensor and it would with Autoland not Launch. When I went to initialize it, neither...
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2006 Mercedes-Benz C280 4Matic 3.0L MIL Lamp on VIN: WDBRF92H26
I'm seeing replys for problems I have that do nothing but throw me off. Thanks Mark . All I was doing was finishing the job up. I know Snap on is not a factory tool but they sure help me alot. I also talked to a guy with I Scan tools. Some times you just keep ... Trouble codes: 1697 (P2203- speed sensor 3 faulty), P2203 (speed sensor 3 faulty).
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1997 Mitsubishi Galant ES 2.4L 1st gear VIN: 4A3AJ56G5V
would like to thank everyone for their responses.. I did read previous help request and many did state the check ball was left out... and again I can close this one out with YES the 5/16 th check ball in the pump was left out.. new fluid,,, reinstalled ,,, tra...
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2005 Other GM Commodore 3.8L Engine VIN: 6G1ZK84B35
Problem solved. Nathan [...] put me onto the solution. I checked the connector to the O2 sensor, and the earth for the signal wire was not earthing. I ran a new wire back to the pcm , but it was still not earthing. I called the customer and found out that the...
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1997 Saab 900 SE Turbo 2.0L hood release cable VIN: YS3DF75N2V
Thanks to Peter [...] for sending a picture of his home made Saab hood opening tool! I got a piece of 1/4" rod and flattened the end with a hammer about 3/4", then bent the rod a little over 90* to form a hook about 1 1/4" long. Then it was a matter of inserting ...
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1999 Toyota Avalon XL 3.0L MIL Lamp on VIN: 4T1BF18B5X
Thank you to all who replied. Most of you said to change the EVAP cannister which gave me the confidence to give it a try, even though the canister checked out good. Well, that solved the problem, no more check engine light and the vehicle passed smog. Than... Trouble codes: P0446.
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1993 Volkswagen EuroVan MV 2.5L Excessive Emissions VIN: WV2MD070XP
Thanks to those that replied to my query. Suggestions were system relay(ecu power), O2 sensor, temp sensor, ignition timing, and a plugged cat or exhaust. We had covered most of these issues in our original inspection, but I rechecked them and threw in a temp ...
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2009 Volkswagen Tiguan SE 2.0L water pump housing VIN: WVGAV75N49
I wish I could say this is fixed but I can't. Talked to the local dealer and found out that this is a common problem. Told the customer what I was told and he has decided to trade the car in. I hate knowing that someone else is going to have to deal with this ...
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