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Prev Professional Automotive Repair Technical Discussions for January 3, 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
1997 Chevrolet Blazer 4.3L fuel gauge VIN: 1GNDT13W3V
truck is a no start,amp wave and pressure test prove it to be a faulty fuel pump,customer oks repair and tells me the fuel gauge is also inoperative,i tell him that the fuel pump module has a new sending unit also and that should fix his gauge.i then installed...
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2002 Chevrolet Express 3500 LS 5.7L Stall, Misfire, MIL Lamp on VIN: 1GAHG39R12
hi friends,this van came in with a misfiring and a hard start problem.I found that the fuel pump was only puting out 40 psi.so it was replace and that took care of the hard start.after installing a new distributor I start having a p01345 code.found ot that the... Trouble codes: P0351, P0300
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2002 Dodge Intrepid R/T 3.5L coolant temp. VIN: 2B3HD56G52
I have never seen this one before.There is no boil over or bubbling sounds; there is no sign of any problem, other than the temp. gauge slowly rising. I have bled the sys. over and over.I even lifted the left side to raise the tank higher than the motor, and b...
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2004 Dodge Ram 1500 Truck ST 4.7L parking lamps VIN: 1D7HA16N54
Scan reveiled park lamp relay circuit open. Followed alldata trouble code tree witch led to the replacement of front control module. Lamps will however work when I apply control signal to relay. But will not work using atm test.
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2005 Dodge Dakota SLT 4.7L MIL Lamp on VIN: 1D7HW48N55
p0405 was set. replaced egr valve assembly , rechecked,after warm up ,drive w-scanner connected, monitoring voltages, egr starts working,input approx. 4v, duty cycle varys depending on load, signal / flow varys ,after driving approx. 5 min, signal drops out ,t... Trouble codes: P0405 (voltage too low)
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1996 Ford Explorer Eddie Bauer 4.0L MIL Lamp on VIN: 1FMDU34X7T
hello i have this ford with p0171 and p0174 and i know that the mass air flow meter is a possible suspect at least when these code are on toyotas i have seen many times that the meter is a problem. i just need some paramitors and data stream values if anyone k... Trouble codes: P0171 (system too lean bank 1), P0174 (system too lean bank 2)
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1996 Ford Ranger Splash 4.0L Poor Idle Quality, Misfire VIN: 1FTCR14XXT
Got a Ranger thats acting pretty oddly. It has a slight misfire to it, most noticeable at idle, but its audible at any engine speed. Engine rpms surge/drop at idle, ranging from 550-830rpm according to the tachometer (scan tool shows a steady 710-720rpm @ idle...
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1999 Ford E-150 Econoline 4.2L heat VIN: 1FTRE1424X
thanks for taking the time to look at my problem i have this van has very little heat / flushed system replaced heater core / vent door seems to be working / engine comes to full operating temp / has more heat when rpm are increased / van engine does not over ...
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2004 Hyundai Santa Fe 2.4L Poor Idle Quality, Misfire VIN: KM8SB12B1A
This vehicle came in with broken timing belt and smashed all the valves.Changed the head and belts after a number of sensors (2xcrank and cam and coil knock fail sensor) and new plugs the vehicle runs but has a hard miss on both cylinders #1 and #3 (which are ...
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2004 Hyundai Tiburon GT 2.7L No Start, MIL Lamp on VIN: KMHHN65F54
car came in with occational no start and extended cranking.checked it out and it had codes for crank sensor.replaced crank sensor and still same problems.when cranking it kind of sounds like engine is out of time.i did pull front cover and timing belt is okay ... Trouble codes: P0335, P1372
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2000 Jeep Grand Cherokee Laredo 4.0L ac fan VIN: 1J4G248S9Y
Hello everyone, This Jeep had an AC leak it comes back every week with different part that is leaking. Come to find out on initial start up the Radiator fan does not come on for about 5 minutes the high pressure is 450psi low side is about 50psi. Once the fan ...
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2004 Mercedes-Benz SL55 AMG 5.5L trunk lid VIN: WDBSK74F54
customer brought in car for trunk lid not closing. we do not have the scan tool to relearn. has anyone else seen this problem?
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2004 Nissan 350Z 3.5L Poor Idle Quality, Hesitation, MIL Lamp on
Tested the following. Spark, fuel pressure, compression, injectors spray patten, changed 3 injectors. removed Damaged TWC and replaced spark plugs, Still getting P0300 with the 304 305 306 injector patten was checked with injectors still attached and with engi... Trouble codes: P0300 (multiple misfire), P0304 (4 misfire), P0305 (5 misfire), P0306 (6 misfire)
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1998 Plymouth Voyager 2.4L No Start VIN: 2P4FP25B7W
we could use some help on this one. spins over and not start. checked timing first found okay checked fuel pressure and in range also. performed compression check 120 to 130 psi on all cylinders. scanned for dtc's found none. checked spark at plugs none found....
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2001 Pontiac Grand Am SE 3.4L MIL Lamp on VIN: 1G2NF52E61
Happy New Year fellow techs.Have this pontiac with a strange temp guage.Guage will not move past 100.SES comes on with a po125-coolent thermostat code.Cooling fan runs constantly when this happens.Replace temp sensor and it worked for about a hour.Also when th... Trouble codes: P0125
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1996 Volkswagen Golf GL 2.0L trip and clock VIN: 3VXFA81HOT
My wiring diagram is incomplete evidently. does not show how the trip meter or clock recieves power. doesnt even show them in the wiring diagram. everytime you key off they reset. has all pwrs and grnds according to mitchell o/d. hoping a vw tech or someone ...
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2005 Volkswagen Jetta 2.5 2.5L timing chain, cylinder head VIN: 3VWPF71K05
Need VW tech help on this one. Vehicle came in from another shop. Customer said the other shop told them it had broken timing chain. When we got the car, it would not start, and did not have any compression. When the engine was turning over, we could hear a cl...
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2002 Cadillac Escalade 6.0L gear box and hydro boost VIN: 1GYEK63N62
took three pumps, o/e mind you before we got a good one. thanks to all. i hope no one else has to go thru that many.
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2005 Cadillac STS 4.6L ipm/rim VIN: 1G6DC67A35
Hi thanks to the guys who helped,had to tow to a gm dealer. I know a tech there,he reprogramed the rim module and all is well. I do not know why my tech 2 would not work but he told me that all he did was put in the correct RPO data in the rim module and it ...
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2006 Chevrolet Colorado LT 2.8L Misfire, MIL Lamp on VIN: 1GCDT14896
I was overconfident in my own ability to find cause of idle misfire. Although swapping coils and plugs, injectors also did not change misfire location, only after reflection of what I saw at valve stems on cyl 3 upon manifold removal caused me to ask for help.... Trouble codes: P0300 (random misfire).
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1998 Chrysler Town & Country (Van) LX 3.8L cab VIN: 1C4GP54L3W
I want to thank Matt, Michael and Sam for their insight and help. The van acted up that one time and has not been returned to continue diagnosis as the customer does not want to waste the money in these tough economic times. I cleared the code that day and it ...
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1997 Dodge Ram 3500 Truck 5.9L alternator VIN: 1B6MC36DOV
Thanks all for all the great replys, and experiences. It looks like it was only a battery issue. Truck is a landscapers 2wd dump and as 1 member stated low mileage for the year, he doesnt use it much in the winter. He never noticed the fluctuation in the guage...
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1998 Ford Expedition Eddie Bauer 4.6L Excessive Emissions VIN: 1FMRU1764W
it was vacuum leaks as in more than one. 3 small leaks add up to substantial leak . 2 small slits in hose and egr leaking thru pintle. fuel trims came down to normal levels,but nox still high . did intrusive test on cats which showed insufficient reduction. cu...
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1997 GMC Yukon SLE 5.7L Pinging / SparkKnock VIN: 1GKEK13R3V
97 Youkon IS FIXED !! Thanks to all.. The main culprit was the lower intake gasket. under the intake it had warped and slid down to the point where crankcase air and oil from the valley were being sucked into the # 3 hole. GM. changed the intake bolt d... Trouble codes: P1870, P0300 (Random Multiple misfires).
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1991 Lexus ES250 2.5L No Start VIN: JT8VV22T8M
thank you all you guys out there for helped me but the problems still but i need closed help almost 30 days.
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2000 Nissan Xterra SE 3.3L Hesitation, Poor Fuel Economy VIN: 5NED28Y0YC
Thanks to all for your help. We replaced the wireing horness and put another crank senser in truck runs fine again Thanks. Steve Trouble codes: P0335.
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2001 Oldsmobile Aurora 3.5L drivers blend door VIN: 1G3GR64H31
needed tech scan tool to properlly figure out if it was hvac control head or body control module problem. sent to dealer. found bad body control module. had them replace and tested. ok.
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2005 Pontiac Montana SV6 3.5L awd system VIN: 1GMDX33145
Versatrak system was fixed by replacing the rear differential actuator. I removed the actuator, cycled the key and the actuator did not respond. Power and ground were present at the connector and I assume the 3rd wire was for feedback. Thanks to Steve Jasunas ...
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1984 Volvo 244 DL 2.3L No Start VIN: YV1AX8840E
When I restabed the distritutor, the car ran fine. I advised the owner that I thought there was a problem at the aux shaft - possibly the aux shaft bearing failing, and caused a slip. He did not authorize me to check farther. He did say he would bring it back ...
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