Automotive Technicians Technical Discussion and Fixes for Jan 7, 2011

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	Help Request	Answers
	2000 Audi A6 Quattro 2.7L MIL Lamp on VIN: WAUED24B1Y The car had a coolant leak which turned out to be an o-ring on a coolant tube under intake manifold. The intake was pulled off and the leak was repaired. After repair the EPC light immediately came on. Before repair light was never on and no problems. The car ... Trouble codes: P1676	View
	2009 Audi A5 Quattro 3.2L Main Reminder VIN: WAUDK78T69 Trying to reset the Inspection interval on this Audi. I've reset the Oil service light via my Launch X-431 using the 02 block but I can't find the block # for the Inspection reset. Called launch but they said they only support up to 2005. Has anyone figured th...	View
	2004 BMW 545i 4.4L iDrive display VIN: WBANB335X4 Vehicle was towed into the shop not starting due to dead battery and some other strange electrical symptoms (wipers were going with car off, etc). Inspect & found trunk full of rain water. Micro-Power Module & Park Distance Control Module were water soaked and...	View
	1999 Chevrolet K2500 Suburban 7.4L No Start VIN: 3GNGK26J0X The vehical will start then promptly shut off, checked fuel pressure and spark, both normal, I am sure the problem is with the passlock system, both fuses #21 and #4 that power the module are good. I checked for power and ground at the module connector, all is... Trouble codes: P1626	View
	2000 Chevrolet Corvette 5.7L Stall VIN: 1G1YY22G6Y Heres one for all you corvette guru's car came in as an emissions failure with o2 codes and p0430 cat ineff codes and rich mixture codes. I replaced all o2 sensors since they were original with 230k i couldn't believe it. After that i got to codes for both ups...	View
	2000 Chevrolet Corvette 5.7L MIL Lamp on VIN: 1G1YY22G6Y My favorite corvette hasn't been gone long enough, after fixing multiple wiring problems for a start and stall the car has returned to me yet again with these new codes p1133,p1153. I have checked all wiring to and from o2 sensors and pcm, installed 4 new 02 s... Trouble codes: P1133 (Insufficient h02 sensor switching bank1 sensor 1), P1153 (Insufficent h02 sensor switching bank 2 sensor1)	View
	2001 Chevrolet Lumina 3.1L MIL Lamp on VIN: 2G1WCJ52J0 initially the customer brought in the car with the cooling fans always running while car was on. after tracing all wiring and checking relays and the like we found that the PCM was creating the always on condition. We ordered another PCM from the local parts s... Trouble codes: P0650	View
	2004 Chevrolet Cavalier 2.2L Fuel Gauge And Tach VIN: 1G1JC52F74 Tachometer and fuel gauge are stuck beyond the max. Point. If i unhook the battery the gauges work properly until you shut it off and restart it again. Any ideas?	View
	2006 Chevrolet Malibu Maxx LT 3.5L MIL Lamp on VIN: 1G1ZT618X6 Car came in initially with mil on and no power. had codes p0120, p0220, p1516, p2101 and p2135. Cleared codes, test drove, was fine then vehicle goes into reduced power mode intermittently, sets codes P2101 and p2135 traction control turns off and mil illumina... Trouble codes: P2135, P2101, P1516, P0220, P0120	View
	2007 Chevrolet Express 3500 4.8L MIL Lamp on VIN: 1GCHG39V47 I have this 2007 Chevy Van 4.9L that has a P0430 that keeps comming back. The Cat has been replaced twice but with factory GM products. The Up Stream Oxygen Sensor was also repalced. At first it was showing misfires on back 2 with excessive back pressure and h... Trouble codes: P0430 (Catalyst System Low Efficiency Bank 2)	View
	2005 Chrysler Town & Country LX 3.8L blower motor VIN: 2C8GP64L95 front blower motor inop. at all speeds; 12 volts on both blower motor leads with key on; fan speed control does not affect voltage reading on either wire to fan motor; lights around fan switch indicating low or high speeds do work; front blower control module?...	View
	2002 Dodge Ram 3500 5.9L Electronic VIN: 3B7MF33682 This is my bosses truck so I need to fix it! Light throttle cruise going up a slight grade it kicks in and out of lock up. I can see on the scanner that it is being commanded on and off as it happens. I scoped the TPS and Map while its occuring cant see any pr...	View
	2002 Ford Explorer XLT 4.0L Unknown VIN: IFMZU33E02 help explorer has issue being stuck in 4 low and the speedo shows car is doing 70 -90mph and try to go faster and fuel cutout hits then od lite is flashing to beat the band and the speedmeter starts working when this occurs but t-case is in low only anyone s...	View
	2003 Ford Taurus LX 3.0L pcm and starting VIN: 1FAFP52283 Car was towed in for no start. Customer complaint car would turn over for 5sec or so and then stop. If left to sit car would turn over again never start. I was only able to duplicate this twice. It will not start at all now. There is no check engine light on d...	View
	2004 Ford Mustang GT 4.6L Misfire VIN: 1FAFP42XX4 Customer brought in mustang with misfire problem. Looked at modis and all 8 misfire codes were present along with misfire at start up. Vehicle only does this at 2000 to 3000 rpm at cruise. Here is what gets me. When it happens, short term fuel trims stick at 0... Trouble codes: P0301, THRU, P0308, P0316, P0300	View
	2005 Ford Five Hundred Limited 3.0L No Start, Cuts out VIN: 1FAFP24135 Vehicle came in tow with engine starts then immediately dies. Good spark, fuel, and inj pulse present then loose all three of course when die. When hold down on throttle, barely tries to start, real min idle still dies and no acceleration. Theft light (red pad...	View
	2005 Ford Escape XLT 3.0L No Start VIN: 1FMYUO3155 We have this escape that will not start, has injector pulse, fuel pressure good, but no spark, no codes, does have power to coils. We have checked all powers and grounds to pcm doing voltage drop test. Shows rpm during cranking on scanner, we have crank sensor...	View
	2005 Ford F-250 Super Duty FX4 6.0L No Start VIN: 1FTSW21P75 Customer came to our shop after he replaced all 8 of his injectors. He was complaining of a rough running on hard acceleration. I told him cylinder 7 failed contribution test. He replaced that injector and drove with out a problem for about a day. Now its he...	View
	2005 Ford F-250 Super Duty FX4 6.0L No Start VIN: 1FTSW21P75 Customer came to our shop after he replaced all 8 of his injectors. He was complaining of a rough running on hard acceleration. I told him cylinder 7 failed contribution test. He replaced that injector and drove with out a problem for about a day. Now its he...	View
	2006 Ford Escape XLT 3.0L Lower Engine Block VIN: 1FMYU031X6 Hi! I am looking to find torque specifications for the lower engine block, which also contains the main bearing caps. Does anyone have this information, and, if so, would be so kind as to give them. Thanks...	View
	2001 GMC Yukon XL 2500 SLT 8.1L Cuts out VIN: 3GKGK26G71 She went to a dealership recently and they pulled cam code, crank code and fuel sender code. but then scared her away with $4000 in other repairs as well so she fled. she moved here and we talked at length about the vehicle.. Basically, starting from scratch w...	View
	1999 Honda Accord DX 2.3L MIL Lamp on VIN: 1HGCG6652X This honda came in about a month ago for code po1456 found the vent valve on cannister to be bad.installed new cannister and two way valve and sent the car down the road.a week went by customer says light back on scanned found code po1457 evap leak tested and ... Trouble codes: P1456	View
	2003 Honda Odyssey EX 3.5L coolant flow/ heat VIN: 5FNRL18983 we have here a hair puller. when vehicle idleing has poor heat if you keep engine rpm increased 2-3k heat will be good. the second you drive the van it starts to cool off have tried replacing the tstat with a honda genuine, flushed accesable hoses with water a...	View
	1988 Jaguar XJ6 3.6L Glass VIN: SAJHV1545J The car came in with the RR window rolled down. It will not go up. The background: The RR door has been broken for a long time. It will not open from inside or outside. The window has not worked for a long time as well, either to roll down or up. Recently, the...	View
	1997 Jaguar XJ6 4.0L No Start, High pulse width VIN: SAJHX1249V Please help! I have a 97 jag XJ6 that wont start,no codes,cranks great, fuel pressure great,spark,etc. Where the fun begins is the pulse width is high,with noid lite connected almost a steady running light while cranking,so obviously its flooding out,i can cra...	View
	1999 Jeep Grand Cherokee Laredo 4.0L Air bags VIN: 1J4GW58S53 This car came in with the SRS MIL intermittently going on or off. Using a Launch scanner, the following faults were pulled. The are not numbered except by the scanner in sequence: 1. ROM failure. 2. Driver squib circuit #1 shorted. 3. Passenger squib circuit c...	View
	2002 Jeep Liberty Sport 3.7L heater box VIN: 1J4GL48K62 thanks ahead , any help at all will be greatly appreciated!this vehicle blows cool air when fan is turned on any setting except off ,then you can feel heat just radiating from the ducts . as soon as you turn the fan up the air goes cool. the door actutor is wo...	View
	2003 Kia Sorento EX 3.5L engine VIN: KNDJC73343 Has a slight rythmic knock-with stethoscope more prevalent near AC compressor-with compressor off. Suspect Timing belt pulley but cutomer hesitant to do if this could be an engine mechanical problem--doesn't sound like lower end. any one seen this?	View
	2001 Land Rover Discovery Series II SE 4.0L Cuts out VIN: SALTY12441 this is my son in laws and he wanted me to put wires and plugs in it. my question is can the coil and or plug wires be changed without pilling plentium? i have computer that snapon said came with european software but found out plug and keys sold seperate afte...	View
	1997 Lexus ES300 3.0L keys VIN: JT8BF22G6D this is a good one n hope i can translat et his into a fix.keys r in the veh r lost n am trying to get in w/o damaging internals in doors.any way a person can unlock this car w/o having to go to the bank!?	View
	2006 Mercedes-Benz SLK280 3.0L Mechanical VIN: WDBWK54F06 Have this 2006 SLK 280 in from the body shop. Car was hit hard in the rear. Since the accident car has a very noticeable vibration. Figured it was bad motor mounts, but motor mounts are nice and firm with no problem. I know these V6 motors have a balance shaft...	View
	1993 Mercury Villager GS 3.0L all front lights VIN: 4M2DV11W2P I hope someone has seen this before. Van came in with NO headlights, No front parking lights, No front turn signals. No front grille lights. The only thing that works is flash to pass. All fuses are good as well as relays. I did find that I had no power coming...	View
	2002 Mercury Mountaineer 4.6L no communication VIN: 4M2ZU86W62 This vehicle has failed the Mass. State emissions test simply due to the fact that the state software cannot communicate with the ECU. The Modis can communicate in both Global OBDII and Mercury specific systems. We have checked for the obvious and have found n...	View
	2004 Mitsubishi Lancer Evolution 2.0L No Start VIN: JA3AH36D34 Thanks in advance for any help. This car came in as a no start I checked spark and noid and did not have either so I checked crank sensor and found it has no ignition source. I checked fuses and found fuse number 8, ( 20 amp) underhood, is blown I check amp dr...	View
	2001 Nissan Xterra SE 3.3L Mechanical VIN: 5N1ED28Y31 Im getting ready for an engine swap on this 01 xterra with 3.3, auto and everything says to pull trans out to pull engine.Looking at it,it looks easier to pull front diff out instead.Anyone out there done one of theses?I dont want to pull front diff then have ...	View
	2003 Nissan Maxima GXE 3.5L 2-3 shift VIN: JN1DA31A43 The car does not shift into 3rd gear. It goes back into 2nd, and if you accelerate through it it will go into 4th. The scan data shows 3rd comanded, and the "turbine" speed goes to 0 on the scanner. The sensor has been replaced. It will does this wether you ar...	View
	2006 Nissan Maxima SL 3.5L p-1 VIN: 1N4BA41E56 We don't perform interal repairs on transmissions. We usally replace with a reman if someone needs one and wants us to do it. This is my moms car, but my sister has an 06 Altima with simular mileage that is doing the same thing. It sometimes shutters on take-o...	View
	1996 Oldsmobile Aurora 4.0L battery VIN: 1G3GR62C2T This car came in with customer stating the battery would be dead after the car set 1-3 days. He replaced the battery twice at other shops which told him the alternator was good etc. The car acts like there is a parasitic draw on the battery so we tested the ba...	View
	1991 Pontiac Grand Prix GT 3.4L No Start VIN: 1G2WP11XOM Car was idling in parking lot and quit running. I have spark and fuel pressure 43 psi. I also have injector pulse and 160 psi compression. Have hooked up injector cleaner and replaced with gas. Will still not start. Crank sensor and module with coils was repla...	View
	1997 Pontiac Sunfire SE 2.2L t-stat VIN: 1G2JB1249V t-stat not opening after circulating and fan cycling,, test drive cool down it closes and wont reopen until you allow time to equalize at t-stat, once it equalizes it circulates and cycles its collant fan normally until the next drive it overheats again and th...	View
	2003 Pontiac Grand Am GT 3.4L No Start, Stall VIN: 1G2NW52EX3 Knowing that the fuel pump has been replaced and battery and alternator. Customer says it stalled on highway and not started until later when tow truck arrived... I drove it.. Drove fine... After a hot soak it not started.. With fuel gauge on car.. I noticed t... Trouble codes: U1040 (b2958-), B2958 (u1000-), U1000 (u1088-), U1088 (testing and results)	View
	1998 Subaru Legacy GT 2.5L No Start VIN: 4S3BG6854W help needed : replaced head gaskets : vehicle drove into shop did gasket R&R - now will not start - engine sounds healthy on cranking , has spark can hear fuel pump but no blink on noid light test . what triggers pulse width ? only so many electrical connectio...	View
	1999 Subaru Impreza Outback 2.2L tensioner VIN: JF1GF4853X I bought the car right for $150 and hope to have the wife drive 40 miles to work each way in these northeast winters. Car ran rough, no power, etc. I drove it home after sitting for a year. Didn't overheat so I ruled out head gaskets. Last belt replaced at 90K...	View
	2006 Subaru Outback R L.L. Bean Edition 3.0L No Start VIN: 4S4BP86C36 I have this outback that I'm sure has a bad main or #2 ignition relay. No power to coils,It will start with power to coils. MOD component locator doesn't show me a good diagram of exactly witch relays are what, and this thing has piles of relays where they are...	View
	2009 Subaru Outback 2.5i 2.5L Wiper Deicer VIN: 4S4BP60C99 Customer has windshield replaced and glass company installed glass with deicer into car which was not originally equipped. The wires were in the dash so he hooked them up. The customer asked about the possiblity of this being hooked up. We found the wires were...	View
	1995 Toyota Tacoma SR5 3.4L No Start VIN: 4TAVN73F9S So this truck came in with a crank no start. The customer complained of evidence of a rat under the hood, due to insulation under hood chewed up and missing. Found no evidence of damage to any wires caused by a rat. We found the EFI fuse blown, replaced fuse a...	View
	2000 Toyota Corolla LE 1.8L MIL Lamp on VIN: 2T1BR18EXY Hi all, this one has me going nuts. Car cam in with a lean code P0171. Tested for vac leaks/smoked tested - none found. Tested fuel pressure - good. Replace both o2 sensors, and installed a new MAF from Toyota. Trims looked good. I road tested the car some mor... Trouble codes: P0171 (Lean Condition Bank 1)	View
	2010 Toyota Tundra 4.6L ABS module VIN: 5TFUM5F12A Does anyone know the procedure- clear zero point calibration data? can u do it without a factory scan tool.Vehicle is located in the bush so taking it to the dealer is not a option or it would have been their allready. Dealer not giving any help on the phone. ...	View
	1998 Volkswagen Jetta GT 2.0L inst cluster VIN: 3VWVA81H4W Okay got a strange one. 1998 Jetta GT 2.0, car runs with the exception of bad plug wire shorting on #3 cyl. When I got it the ECM relay was not present in the fuse block, the dash was lit up like a Christmas tree all the warning light are flashing the tach and... Trouble codes: P1300 (Misfire low fuel level)	View
	2004 Volkswagen Touareg V8 4.2L Starting VIN: WVGCM77L94 Hey guys I have the Touareg here with the battery intermittantly going dead causing a no crank no start condition. Customer brought the vehicle in about a 1 1/2 months ago for this condition. Tested and found the battery at 1 volt. Charged the battery & load t...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	1989 Chevrolet S10 Blazer 4.3L No Start thanks everyone for your responses. John from new jersey nailed it. I had replaced the distributer but it still didnt start. what I didnt do was check the voltage at the injector while cranking, I only checked it with koeo. It had no power at crank position. ...	48
	1999 Chevrolet C3500 5.7L Hesitation, Cuts out VIN: 1GBJC34R0X I want to thank everyone for the replies, and once I convinced the owner to take a chance with the fuel pump, as he was having a hard time accepting the fuel pump, since it started with no issue. However, once we installed the fuel pump the truck has good pow...	23
	2002 Chevrolet Silverado 1500 5.3L Excessive Emissions, Poor Idle Quality, Surge, Misfire, MIL Lamp on VIN: 2GCEK19T72 Unfortunately the customer hasn't returned to have the work performed. It was almost unamimous that the problem is the intake gaskets leaking when the engine is cold and "seal" when warm. Thank everyone for the advice! Trouble codes: P0106, P0171, P0172, P0300, P0440, P0507.	21
	2003 Chevrolet Avalanche 1500 Z71 5.3L Keyless Entry VIN: 3GNEK13T03 Thanks for the quick and helpfull replies. The fix was simply to update the info for the passenger door module. All is good, thanks again.	6
	2005 Chevrolet Silverado 1500 5.3L Poor Fuel Economy VIN: 2GCEK13T75 Sounds like this is the nature of the beast. I don't have the stock air box anymore, I will try a higher octane even though reg, is 1.16$/ltr and will probably change the pre-cat 02's. other than that the fuel trims and all other data is normal. Maybe I will...	22
	2007 Chevrolet Silverado 1500 Classic LS 4.3L Key In Ignition Audio Warning VIN: 1GCEC14X57 I would like to extend my thanks to all the help I recieved on this one. Both front speakers were inop. I first installed the driver's side speaker and what do you know. IT WORKED!!! all the chimes work. installed the speaker in the other door and we have...	7
	2005 Chrysler 300 2.7L Stall, MIL Lamp on, no power VIN: 2C3JA53G65 after testing connectors again, having dealer reprogram throttle body again, they told us it was defective, was exchanged, same problem--installed new pcm, programed all is well. thank you to all that had input Trouble codes: P2110, P2112.	13
	1998 Ford Expedition Eddie Bauer 5.4L Washers VIN: 1FMRU17L7W Replaced the washer pump as was sugested by Dale of New York. And reinstalled the old GEM and Old switch all is well now. Truck has been gone for two weeks and owner says washers are still working. So I will mark this one done.	4
	2003 Ford F-250 Super Duty XLT 6.0L Misfire, no power VIN: 1FTNW21P83 Thanks for the replies. We were able to determine that the spool valves were sticking and injectors repaired the issue. Trouble codes: 2263 (turbo).	7
	2006 Ford F-150 Lariat 5.4L Misfire, Fuel odor VIN: 1FTPX14576 MY NIGHTMARE IS OVER. WE STARTED FROM SCRATCH AGAIN. THIS PROBLEM WAS NOT THERE BEFORE THE PLUGS WERE CHANGED, SO WE CHECKED ALL THE PLUGS AGAIN. WE FOUND THAT THERE WERE TWO PLUGS THAT WERE LOOSE. THE ONE ON THE RIGHT BANK WAS FINGER TIGHT. THE TECH SAID THEY... Trouble codes: P0304 (p0308-), P0308.	14
	2005 GMC C6500 Topkick C6C042 8.1L No Start VIN: 1GDG5C1EX5 THANKS FOR ALL THE APPRICIATED INFO, WE FINALLY FOUND A LOSS IN VOLTAGE BETWEEN THE COMPUTOR AND MAP SENSOR, WE REPLACED THE WIRE, AND IT IS WORKING FINE, THANKS AGAIN STEVE	7
	2002 Honda Civic EX 1.7L speedometer VIN: 1HGEM22962 Ok have priced out instrument cluster and have not yet got the vehicle back for repairs.Everyone said to replace the cluster.Thanks FOR ALL THE HELP. I will post a fix if it comes back	6
	2003 Hyundai Santa Fe GLS 3.5L rear differential VIN: MK8SC73E23 Thank you to all of you that took the time to reply. Here is a quick summary. Trailing arms in good shape, probably replaced under recall as they are the least rusted part on the rear end. The dear diff appears to be an open rear end. The bottom line is that ...	7
	2000 Jaguar XK8 4.0L ABS module VIN: SAJJA42C7Y I have continued to work on this car but have found nothing that has lead to a resolve. I thank everyone that replied to my help request. I have returned the Jaguar to the owner NOT repaired. The owner is understanding and told me he would let me know what the...	4
	1996 Jeep Grand Cherokee Laredo 4.0L No Start, Cuts out, Stall, MIL Lamp on VIN: 1J4GZ58S0T THANK YOU VERY MUCH FOR THE 9 REPLIES I RECEIVED, I WILL CLOSE THIS REQUEST, HOWEVER, IT IS STILL NOT FIXED, ORDERED A NEW ECM, PHONED CHRYSLER AND THEY TOLD ME THEY HAD 12 ON BACK ORDER, I AM SURE THIS WILL DO THE TRICK. THANKS AGAIN STEVE Trouble codes: P0351.	10
	2006 Jeep Commander 4.7L Transfer Case VIN: 1J8HG582X6 REPLACED CLUTCHES AND SHIFT MOTOR. REFILLED WITH NEW FLUID. TEST DROVE WORKED GREAT. NOT AS MUCH WEAR ON CLUTCHES AS I EXPECTED, BUT I COULD NOT JUSTIFY NOT REPLACING THEM WHEN I WAS ALREADY THERE. SUSPECT SHIFT MOTOR WAS WEAK NOT APPLYING ENOUGH FORCE TO CLUT...	5
	2004 Mercedes-Benz E320 3.2L abs VIN: WBDUF65J74 Just like many reply told me. The magnets for the wheel speed sensor are in the wheel bearing seal. this vehicle does not use a reluctor wheel, there is an inexpensive magnetic field tool, available at worldpac that you hold against the wheel bearing to make s...	10
	2003 Nissan Altima 2.5L No Start VIN: 1N4AL11E33 Thanks for all who took the time to respond. Turns out that the injector harness connector, which is under the intake was unpluged. Should have checked this earlier, but thats the way it goes. Engine started and ran great, conforming our first diagnois of need...	8
	1992 Toyota Camry LE 2.2L Stall VIN: JT2SK12F8N After sitting in drive for a few minutes rough idle would start and than stall. That would eliminate egr valve sticking open. New coolant sensor would set check engine light . Replacing coil solved the problem. Thanks for the help.	17
	2002 Volkswagen Passat GLS 1.8L resevior VIN: WVWPD63B42 I started with draining the coolant and cleaning out the coolant system. Drained oil and refilled both the oil and coolant, put tracer dye in both systems.Cust took vehicle and a couple of days later came back for low coolant and coolant bubbling over. Cust tr...	5

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