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Prev Professional Automotive Repair Technical Discussions for February 7, 2009
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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
2001 BMW X5 3.0i 3.0L battery VIN: WBAFA53541
Hi Guys ! Again some headache this X5 came in 2 weeks ago as 1st customer with dead battery (I mean totally dead !) Customer just replace brandnew one.So we went ahead & check alternator charging with 13.95V unloaded & loaded about the same.We kept the car for...
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2002 Buick Rendezvous CX 3.4L 4 wheel drive not woring VIN: 3G5DB03E12
any one out their exp, this came in with service 4x4 mesage on, so we scan pcm found Lf speed sensor eractic.with scanner live data you could see Lf sensor eractic at low speeds. so we put on new hub bearing assembly, on left front and thought would take care ...
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1995 Cadillac Eldorado ETC 4.6L Stall VIN: 1G6ET129XS
This car has had an intermintent stall for about the past month.The owner is in her 70s and cannot give a good account of any circunstances before the stall. I had the car for 2 days driving and running on the hoist. Many fixes pointed to crank sensors, so I r... Trouble codes: P0117 (Stall or near stall)
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2003 Cadillac CTS 3.2L Key stuck in igntion-no unlock with trans in Park VIN: 1G6DM57N33
We have this 2003 Cadillac CTS that came in with Ignition key not turning all the way off, and not being able to put shifter into gear-stays locked in park. Also, we found the fuel gage not working, and part of the trip computer working, but anything associate...
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1997 Chevrolet C3500 5.7L Mechanical VIN: 1GDJC34R2V
I had this 4L80E rebuilt at a tranny shop . After a couple hundred miles, it leaked at the front seal. The tranny shop found small cuts on the seal. This trans has been out 4 times since Sept.,all for front seal leaks. Sent it to another tranny shop with a dyn...
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2002 Chevrolet Camaro 3.8L MIL Lamp on VIN: 2G1FP22KX2
what i need to know has anybody came across this problem . i donot see any type of reflash to open the window for the code setting parameters,im looking at alldata, im sure evrybody will send messages back to replace with genuine convertor. but my exhaust man ... Trouble codes: P0420 (cat eff)
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2002 Chevrolet Avalanche 1500 5.3L 4wd drivetrain, diff, axles, transfercase VIN: 3GNEK13T22
Ive hit a wall here and need some help. This vehicle has a common sounding bearing "Whine" comming from the front left when in 4wd only. The noise is speed sensative, louder when faster but is always present. It does not appear to be rpm sensative. I have road...
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2004 Chevrolet Silverado 3500 LS 6.6L MIL Lamp on VIN: 1GBJC34254
Hey guys I have a real head scratcher and am in desperate need of help.This vehicle has been in and out of shops in this area for the last 8 months.We just got it back last week after it had spent 2 weeks at the dealer and was supposed to be fixed.The vehicle ... Trouble codes: U0106 (Loss of communication with glow plug module), P2068 (Fuel gauge low), P2227, P2228 (Barometric pressure sensor voltage low)
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2001 Dodge Intrepid SE 2.7L No Start, Cuts out VIN: 2B3HD46R01
Greetings fellow Dodge techs, I have a 2001 Dodge Intrepid with a 2.7 engine that was replaced by another shop. This vehicle will run as long as the camshaft sensor is dis-connected, will not start when connected. The cam sensor has been replaced, the PCM ...
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2004 Hyundai Tiburon GT 2.7L temp guage VIN: KMHHN65F74
Car came in for engine light on, ck codes. desired temp not reached within two minutes of startup. posible cause, stuck open thermostat. removed thermostat housing and no thermostat, good, right? engine seems to not overheat(my computer shows never over 200 de...
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1987 Jeep Cherokee 4.0L No Start, H.Start/Long Crank
Tough one for your Jeep gurus. This jeep generally runs well. Good power. Strong spark (will jump 1" spark test gap at coil and still run engine). Fuel pressure good. Volume appears good too (didn't actually measure volume - just leaked a bunch out of my press...
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2002 Mercedes-Benz C230 Kompressor 2.3L battery draw
when the car park overnite the battery will be totally dead.. I already unplugged the sit module on both side, front and rear sam module, I try to test it with unplugged the fuse and relay but still got the draw is anything still common on this vehicle?? I rea...
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1996 Mercury Cougar XR-7 4.6L fluid pressure VIN: 1MELM62W8T
hello everyone- this cougar had the rack replaced last year due to worn tie rods and end seal seepage-old age. last month car dropped off at garage with return hose off metal fitting at rack.very cold or possible tech had not secured clamps properly? due to ru...
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2001 Nissan Pathfinder LE 3.5L heater VIN: JN8DR09Y71
help!! this nissan is driving us crazy!! the customer's complaint was the heater would blow cold and the engine took a long time to warm up. she would warm the car for 20 minutes and after 1/2 hour of driving, the heat was still cold. we verified the sympto...
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1997 Other European Laredo 2.5L Engine VIN: 1J4GZN8MXV
This is a European Jeep Laredo 2.5 L Turbo Diesel that I have problem with finding the coolant leak, the leak happens after a long trip or after driving for 2 weeks. Could be a head gasket, but I would like to be shoure Want to find leak befor doing a major jo...
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2000 Pontiac Sunfire SE 2.2L Horn VIN: 1G2JB524XY
Good morning all.I feel stupid with this one but here goes.I have this sunfire that the horn is inop.pulled horn out tested power and ground @ horn and found horn is constantly powered(horn inop due to burned out).Ground ok as well.I can not for the life of me...
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1991 Porsche 928 5.0L PSD System VIN: WP0AA292XM
I am in need of some great information on the Porsche PSD locking differential. This one displays the "clutch Control Off" message in the dash display and the system physically will not operate. I tested it with one wheel on dirt and one on asphalt. I need wir...
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2004 Porsche Cayenne S 4.5L Cooling system VIN: WP1AB29PX4
Hey everybody. I'm currently experiencing an issue with the cooling system on this 2004 Porsche Cayenne S. The vehicle came in with a low coolant indicator on. When we checked the coolant reservoir, the level was below minimum. After performing a coolant press...
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1995 Saturn SL2 1.9L Poor Idle Quality VIN: 1G82K5270S
hello techs these 2- codes are always there after clearing, radiator fan comes on at cold engine temperature + raises idle above base setting , seems like its above normal by 100-200 do not have any experience with these fault codes , with this fan on takes to... Trouble codes: 74 (transaxle), 73 (coolant temp)
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2002 Volvo V70 T5 2.3L cem,abs,tracs,vss,bps VIN: YV1SW53D22
first thank you for taking the time to read this!! car came in with message on dash(brake failure,stop safley). first i inspected the whole brake system.then i hooked up vadis and tried to get codes from abs-bcm.would not let me in because signal was missing. ...
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2002 Chevrolet Impala 3.4L high idle
The problem was the BCM! It was intermittenly sending an A/C request to the PCM even though the HVAC switch was off. I test drove it for 10 miles and the car ran fine untill I pulled into the shop, then the RPM started to ramp up. While on the road test I n... Trouble codes: P0507.
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2003 Chevrolet Silverado 1500 5.3L Excessive Emissions, MIL Lamp on VIN: 2GCEK19T73
Sorry our customer has not called or returned, we will repost the final verdict if we can get in touch with him or get the vehical back in. thanks to all that replied for the good tips. Andy Trouble codes: P0138 (B1S2 Voltage High).
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1996 Chrysler Town & Country (Van) 3.8L Hesitation, Stall VIN: 1C4GP54L0T
thanks all. cleaning throttle has helped. have put many miles and no stalling.
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1995 Ford Thunderbird LX 4.6L Stall VIN: 1FALP62W6S
I personally replied to all who helped and to the rest of you following the post: the car had a shorted wire between the ECM and the ECT that caused the intake air temp to differ from the coolant temp after the car went through a cold soak. Thanks again
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1996 Ford Aspire 1.3L oil leaks VIN: KNJLTO5HIT
O.K. guy,s here it goes..have I truly fixed vehicle? we,ll see..totally no obsolete parts avail..thus i can-not repl,or-re-seal oil pump to block..at this time..two x-cellent replies!! however!!!1 seal all crankcase ports,,apply 3-4 psi to dipstick,tube..x-cel...
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2003 Ford Expedition XLT 4.6L reverse lights VIN: 1FMRU15W03
Finally found it!! I pulled a very lame brained stunt along the way, though. I installed a higher amp fuse in place of the 10 and managed to blow a line in the CJB circuit board. I had to pull the box apart and solder in a bridge. That was fun. I also ...
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1999 Isuzu Rodeo LS 3.2L Misfire VIN: 4S2CK58W0X
THANK TO ALL OF YOU GUYS THAT HELP ME WITH THIS VEHICLE, FINALLY WAS ABLE TO FIND THE LEFT INTAKE CAM TO COMPARE IT WITH THE OLD ONE AND CAM WAS ABOUT 90 DGRS OFF, INSTALLED A KNOWN GOOD ONE AND PROBLEM SOLVED, POSSIBLE REASON FOR MALFUNCTION WAS A LACK OF LUB...
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2000 Jeep Grand Cherokee Limited 4.7L Excessive Emissions, Poor Fuel Economy, MIL Lamp on VIN: 1J4GW58N6Y
thanks to all fellows who offered help. All pointed to the same problem with the clockspring or speed control wiring. We were not able to try the ideas sugested, because while still testing, with the rebuilt computer, while checking once again the voltage fr... Trouble codes: P123.
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2002 Land Rover Freelander S 2.5L radio VIN: SALLNBE22A
Thank you all and special to Dennis. The code is 0116 and the radio works now. The customer is happy It si a great web site
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1999 Lexus RX300 3.0L needs replaced VIN: JT6HF10U0X
Thanks to all who replied,most of you said hang motor & pull trans. by itself,that,s what I did.Hung motor from top side w/OTC engine holding fixture,unbolted rack & swaybar from cradle & tied up,dropped cradle & used heavy truck trans. jack to slide complete ...
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1988 Mazda RX-7 GTU 1.3L Excessive Emissions, No Start, Poor Idle Quality VIN: JM1FC3311J
Thought I had this one fixed,I had three replies,when i would start this car there was no tach. and no trailing coils,if you turn the car off and then on again so it still stays running you will have a tach. and trailing coils? So i thought for sure i had a ba... Trouble codes: 12 (trailing coils/module code).
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2002 Mazda MPV LS 3.0L power sliding door VIN: JM3LW28A42
Hi iatn members : The power sliding doors all working now,it turns out the master on/off switch is not working,both power sliding door modules have to see the ground signal in order to work (it is the "white/blue" wire at the master switch).This wire may be ...
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1991 Mercury Grand Marquis GS 5.0L Warning chime
A few had said the seatbelt,door,etc. chime, relating to their prospective switches.The chime we heard had a totally differant ringtone.Most had said that this was a backup alarm in the AIR BAG system. With the AIRBAG light out, this sounded as a reminder to t...
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2007 Mercury Milan 2.3L No Start, MIL Lamp on VIN: 3MEHM07Z07
This vehicle did indeed have an issue with the key, this i already know when I posted for help. I was mainly interested in whether there was a relearn procedure available without specific equipment. Thanks to those that replied, I had customer bring down ano...
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2001 Mitsubishi Montero Sport LS 3.0L No Start, MIL Lamp on VIN: JA4MT21H01
You guys rock! Just about everyone knew better than I did about dealer level programming. I realize manufacturers have reasons not to release certain things, but in this case the customer will never buy another Mitsubishi- that much is for sure. Its fixed and ... Trouble codes: P1610 (Immobilizer).
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1987 Nissan 300ZX 2+2 3.0L engine temp sensor VIN: JN1HZ14S9H
Thanks to all, I used a 19mm 1/2 in drive socket to remove sensor. I did remove the fan just for move room.
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1988 Nissan D21 E 2.4L Poor Idle Quality, Hesitation, Stall, loss of power VIN: 1N6ND12S4J
The replys were very helpful and covered, grounds, MAF problems,& injectors. In the end after following their suggestions I found the problem to be an injector that must be plugged. The customer has put the repair on hold while he gets the necessary funding.... Trouble codes: 51 (fuel injector fault), 34 (found no documentation).
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2004 Nissan Altima S 2.5L long crank VIN: 1N4AL11D14
The fix was a new fuel pump.we retested fuel pressure after installing new pump and found pressure was holding.after talking to the nissian dealer parts guy,he indicated that pump failure is very common.also like to note that this is a returnless system,i have...
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2002 Pontiac Grand Prix GT 3.8L Blower control VIN: 1G2WP52K52
The ignition switch was the problem. It must be a very common issue as most of the replies pointed in that direction. Thanks and very best wishes to all who replied. Mike
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2004 Volkswagen Beetle GL 1.9L MIL Lamp on VIN: 3VWBR31C64
Hello, My thanks to the iATN people for being iATN. And My thanks to the two fellows who offered their support. ***. Today, after the fact - looking back. ***. The check engine light came on - after I performed the work that dealt with removing the front en... Trouble codes: P0118.
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1994 Volvo 850 Turbo 2.3L No Start VIN: YV1LS5710R
I finally got a used ECM for this turbo. Suprisingly everything works. After the lifters got quiet I drove the car and even the boost feels good. I double checked the powers and grounds while the engine is running and found all to be within .03 volts drop. The...
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2000 Volvo S40 1.9L Excessive Emissions, MIL Lamp on VIN: YV1VS2552Y
THANK YOU TO EVERYBODY.I PERFORM ACOMPRESSION TEST AND FOUND TWO CYLINDERS WITH LOW COMPRESSION(BELOW 80psi).I'M IN THE PROSCESS OF DOING A VALVE JOB ON IT. I WILL TELL YOU THE OUT COME WHEN I FINISH. AGAIN THANK YOU TO EVERYONE,MANBRD (ROBERT [...]) Trouble codes: ECM5A.
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