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Prev Professional Automotive Repair Technical Discussions for October 30, 2012
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Open Help Requests for All Makes and Models
Help Request Answers
2002 Audi Allroad Quattro 2.7L heater core VIN: WA1YD64B22
Car once again has no heat. I would prefer to try cleaning it again, but customer wants me to replace the core. I haven't done one and the Bentley manual is confusing. What has to be removed? It talks about an instruement panel shell and drivers side storage c...
2003 Cadillac CTS 3.2L MIL Lamp on VIN: 1G6DM57N13
Hello, We have a 2003 Cadillac CTS with a 3.2 engine, vehicle came in with PO160 and P0161 for a bank 2 sensor 2 problem, i looked at the data stream and the sensor was always reading 5,000 milivolts?? the other O2's all operate normally. i noticed that the va... Trouble codes: P0160, P0161
2002 Chevrolet Avalanche 1500 5.3L Instrument Cluster VIN: 3GNEK13T82
This truck came in with a cluster problem . We checked power and ground at the cluster and both were there so we tried a used cluster[was told that this vechicle didnt need to be flashed as it was too old] this cluster did the same thing. If i plug the scanner...
2008 Chevrolet Impala LS 3.5L right front turn signal VIN: 2G1WB58K88
check fuses all ok, checked power on black connector on terminals 1,2,3 jumped terminal 3 with terminal 5 and bulb lit up replaced bcm and still have problem plus now we cant relearn bpp and dome lights inoperative
1993 Dodge D250 5.9L engine VIN: 3B7KE23C6P
Customer stated that while driving the engine felt like it lost acceleration. At 1800 rpms and pedal to the floor, vehicle would top out at 50mph. Oil pressure and engine temp remained good. No acceleration. Vehicle now stalls with intermittent restart. Vehicl...
2000 Dodge Intrepid ES 3.2L odometer VIN: 2B3HD56J0Y
We are looking at a 2000 dodge intrepid that customer replaced battery himself. It appears that the battery terminals were reversed. We have checked all fuses and have found none to be damaged. We do not have any odometer reading, (it d...
1999 Ford Windstar SEL 3.8L Starting VIN: 2FMDA5348X
I had posted this one earlier, and just got a message from the customer that it has finally acted up again. It was a No Start No Crank, Theft Light Flashing Boost started it and it Starts. this has me a little stumped looking at the diagrams and am a bit lo...
2000 Ford Windstar SEL 3.8L Hesitation, Surge, Stall, Misfire, MIL Lamp on VIN: 2FMDA5345Y
Good day! This van came in stalling on decel or at idle, found P1121. Tps tests good, original service information left me with the impression idle voltage was too high at 1.0v so it was replaced. ECM pinout chart gives a voltage range instead of just .53V, at... Trouble codes: P1121 (TPS inconsistent with MAF)
2001 Ford Expedition XLT 4.6L Misfire VIN: 1FMRU16W61
need some direction with this one, came from used car lot, some change all coils and spark mplugs, we found # 6 cyl has misfiring, unplug coil no engine change, pull injector conector no change, we did compression test, leak down test, fuel pressure 45 - 60 lb...
2001 Ford Taurus SE 2-Valve 3.0L Exhaust leak VIN: 1FAFP55U81
Installed engine on this car earlier this year. After job was done, had an exhaust leak on the right exhaust manifold where it connects to the rear CAT. Was told by the dealer there was no gasket there. Loosened all CATs & retighten leaking exhaust manifold. S...
2002 Ford F-150 XL 4.2L MIL Lamp on VIN: 1FTRF17202
This truck keeps throwing P0171 & 174 codes.HELP! Trouble codes: P0171 (Lean condition), P0174 (Lean condition)
2004 Ford Focus SE 2.0L Cluster Gages VIN: 1FAFP34384
This is a stock vehicle, all original. no aftermarket anything. What happens is the speedo doesn't work, when that happens, fuel and temp go out too. If you turn the key on, and wait for the bulb check to finish, the fuel gage works, but not speedo or temp. If...
2004 Ford F-150 FX4 5.4L No Start VIN: 1FTPX14584
I have this 04 F150 customer stated it had been idling poor and would die . Now towed in no start. The fuel injectors will all pulse at the same time and also the fuel pressure gauge jumps each time the injectors fire. Scanner shows no codes and no cam sensor ...
2006 Ford F-550 Super Duty XLT 6.0L high pressure oil system VIN: 1FDAF57P06
We do not have much experiance with this problem. Codes P0266- Cylinder 2 contribution P0341- camshaft sensor P0404- EGR P0405- EGR P2290- Injector control pressure P2291- Injector Control to Low -Checked PIDS-ECM commanding 100% IPR still pressure from ICP ...
2007 Ford F-250 Super Duty XLT 5.4L Blower Motor VIN: 1FTSX21587
Vehicle came in with no blower motor and cruise control not working. Fuses are good. Have power at terminal 30 & 85 of blower motor relay. I can ground terminal 86 of the blower motor relay and the blower motor will work in all speeds. I can go through the p...
2009 GMC Canyon WT 2.9L MIL Lamp on VIN: 1GTCS19959
Truck came to us for inspection, had code p0017 for crankshaft,camshaft correlation. Both crankshaft and camshaft sensors and cam shaft actuator have been replaced and a oil change was done using the correct oil. Code returns after truck sits and gets cold, a... Trouble codes: P0017
2004 Honda Pilot EX 3.5L Blen door VIN: 5FNYF18404
Hello to all. We need some help on this Pilot. It has auto temp control system. Original complaint was when you bump up tempature request on control head from 60's to say 70-72 it feels like it goes to heat. I felt it and it does seem to be putting out hotish ...
1998 Infiniti I30 3.0L Poor Idle Quality, Misfire VIN: JNKCA21A3W
This vehicle has a cylender #2 misfire due to lack of signal from ECM, coil is good. The circuit tested OK. The injector is being activated. A diferent used computer was installed by another tech. Some body has another idea beafore replacing the ECM? could a b...
2008 Infiniti G37 Sport 3.7L Battery Drain VIN: JNKCV64E18
This car seems to have battery drain after shutting car off. After checking drain with amp meter shows .800 - .100 amp draw. Sometimes after letting car set a while and rechecking there will be no draw. Does anyone know how long it should take for everything t...
2003 Jeep Grand Cherokee Overland 4.7L p0445, p0442 VIN: 1J8GW68J23
This Jeep keeps getting code p0445 and p0442 large leak and small leak. We have replace the LDP and the Purge vale. Have also replaced or repaired a few broken vacume hoses on the engine and at the canister. After the latest smoke test no visable leaks can be ...
2011 Land Rover LR2 HSE 3.2L Air Suspension
I have this land rover for maryland state inspection. I have been dealing with toyotas for almost 4 years now and the information we have is limited to toyotas only. Could some tell me how can i turn of the air suspension on this car or i can just raise the ca...
2008 Lincoln MKX 3.5L Water pump VIN: 2LMDU88C58
This MKX came in for poor/no heat. I can only get about 100 degrees in the duct with the AC locked off and the engine at 2500 rpm. Flushed heater core repeatedly and cleaned the core with a strong cleaner with no effect. When I remove the hoses from the heater...
2006 Mercedes-Benz ML350 3.5L sensors VIN: 4JGBB86E36
suv with cheak engine light on and i scand for codes.came back with p0031,p0051,p0037,p0057 short to ground for all 4 o2 sensors and p2009,p0414 short to ground for intake manifold runner and air pump valve. are these grounds controld buy the ecm or do they go...
2005 Mini Cooper S 1.6L brake lights VIN: WMWRE33465
Brakes lights are not functional.Center light works.Checked BCM output,have 12 volts on right rear until loaded then 0 volts.No voltage to left rear at all.I removed BCM and fed power to the rear from the bcm plug and lights work.My diagnosis is a faulty BCM.T...
2008 Nissan Altima 2.5L Clutch VIN: 1N4AL21EX8
We need to put a clutch in this thing. Alldata says engine and trans must be removed together but it looks like there is room to drop out the trans alone. Is there? Thanks, Tim
1996 Oldsmobile Cutlass Supreme SL 3.1L Unknown VIN: 1G3WH52M7T
I have this shop loaner car that the trans is on it's last leg with gobs of miles. Was wondering if a trans from a 95 Grand Prix that we junked would work? The interchange web-sites say 96 & 97 are the same and 94 & 95 are the same. So I was wondering if someo...
2008 Pontiac Grand Prix 3.8L abs traction
I have a communication error . Scanner seems to communicate ok. I have pulled apart the bus connector 205 and checked for shorts to ground and continuity. All were 4k-6k. I have never did a bus communication so I am a virgin here. I would presume there is a pr... Trouble codes: U1040, U1016, C0240
2005 Saturn L300 3.0L timing belt VIN: 1G8JD54R55
Hi All Thanks in advance, for the help. This is wife's car, and I am looking at doing the timing belt because it is original. 7 yrs old. My question is Looking at alldata it tells me I need a special tool to hold the crankshaft. Question is, Do i really need ...
1994 Toyota Land Cruiser 4.5L Hesitation, Cuts out, Misfire, Sharp Cut out VIN: JT3DJ81W4R
The Land Cruiser Cuts out very sharp under load. It feels like a ignition misfire when test driving. It only happens cold and intermittently. The Customer had completed two major tune-ups. He has replaced the heater valve because it was leaking. He replaced th...
2003 Toyota Camry SE 2.4L code p0031 VIN: 4T1BE32K43
I have changed both o2 sensors and still getting code at startup. When I checked the first sensor i have 3.3 volts on my ground wire.
2006 Volkswagen Golf GLS TDI 1.9L pass side side air bag VIN: WVWZZZ1KZ6
customer states air bag light came on while driveing,found code 01218,side air bag igniter pass side[n200]sporadic 001-upper limit exeeded, have looked up elsawin found it hard to read, is the igniter part of air bag,and if replaced does it have to be coded in...
2007 Volkswagen Rabbit (Car) 2.5 2.5L MIL Lamp on VIN: WVWCR71K37
Is anyone reflashing VW? We do alot of reflashes, but have never done a VW and we are wondering what we might encounter. We have a J2534 tool. We also have the ross-tech, which should reset every thing except immobilizer. There is a TSB for a reflash as a firs... Trouble codes: P0110

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2003 Audi A6 Quattro 4.2L Blower Motor VIN: WAUML64B43
Thanks to all that replied. It was the Resistor (Control Module). The wires in the connector are green and melted. Why cant they just call it what it is. Thats what had me questioning myself from the beginning.
1995 BMW 740i 4.0L cat VIN: WBAGF6321S
I wish i did not have to agree with most of you but i guess i have to bite the bullet. I am storing the car for the winter and will worry about it the new year. Once again thank you for your time.
1994 Buick Park Avenue 3.8L No Start VIN: 1G4CW52L4R
thank you all for all the info to help fix this one...the no start was the icm..the power windows was the drivers door master window switch...and the blower problem was the fan control module and fan motor..thanks again
2004 Buick Century Custom 3.1L 1-2 shift VIN: 2G4WS52J34
Well, a couple guys nailed it... I replaced the 2nd clutch drum and piston assembly. My best edcucated guess is that the bonded piston was probably the culprit, but the drum could have contributed. The original GM bulletin had been revised a few times, but one...
2000 Chevrolet Blazer LS 4.3L no 4wd low range VIN: 1GNDT13W7Y
well we found it one of the wires from the VCM had been tampered with and had not been put back into the sleeving and subsequently rubbed through to the body about 12 inches from the VCM we were at the stage of pulling it out and tracing the wires and found it...
2002 Chevrolet Impala 3.4L Starting VIN: 2G1WF52E32
Thanks to all who replied BCM was the fix. Roger from Nebraska mention number should be 169 or higher and sure enough the number on the bcm was 168.
2008 Chevrolet Silverado 1500 LT 5.3L Mechanical VIN: 1GCEK14058
2002 Chrysler Town & Country (Van) LXi 3.3L Misfire VIN: 2C4GP44372
Sorry for late close.Very busy and very grateful for was the injector harness under the insulation.all wires melted wanted $$$ for harness.I took each wire one at a time out of connector and soldered new wire in place.put it together ... Trouble codes: P0303, P0203.
2005 Chrysler Pacifica Touring 3.5L MIL Lamp on, VIN: 2C8GF68455
Well, thanks for all that replied with all of your ideas. To all that said to check MAP sensor readings, you hit the nail on the head. My MAP was at 26.6"hg. I'm used to seeing 29-8-30.2" around here. I plugged a new MAP into the SUV and immediately read 29... Trouble codes: P0171.
2009 Chrysler Aspen (Truck) Limited 4.7L Starting VIN: 1A8HW58P59
well no dice on this one, good thing is it didn't blow the fuse anymore, customer took vehicle, told him which fuse it was and if it happens again, to take it to the dealer and have them spend some time trying to figure out why there is no wiring diagram for t...
2004 Dodge Dakota Sport 3.7L Cylinder Heads VIN: 1D7HG38K54
Thanks for all the replies as most of you were right I had a blown headgasket filling cylinder # 1 with coolant. The machine shop also said the head was slightly warped. This being my first 3.7 liter I opted to remove the engine from the truck and had both hea...
1995 Ford Aerostar 4.0L Excessive Emissions, Pinging
Thx for everyones help I put 2 cat on it and all is well. Exhaust back pressure was 4-5 psi.
2003 Ford Excursion Limited 6.8L Monitors VIN: 1FMNU43S73
The Ford Excursion does NOT require Federal OBD testing, which for me eliminated the need to complete the Monitors. US EPA published Highlights indicating over 30% of these won't set monitors. The bad part is that the vehicle has now been assigned as a TEST ON...
2007 Ford Edge SE 3.5L ptu/transfer case VIN: 2FMDK46C27
After talking to the customer he had already brought the vehicle to the dealer and had the seals replaced. They were giving him the run a round and wanted us to fix it. The boss man decided not to get involved in the situation being these seem to be a common i...
2002 Hyundai Sonata 2.4L No Start VIN: KMHWF25S62
Hey guys thanks for the input . I had not mentioned that i had replace wires and coil due to a engine miss . Well it appear the aftermarket coils i had used wherew causing the problem . I guess it explains why every thing i tested check out . Coil from from th...
1993 Jeep Grand Cherokee Limited 4.0L Poor Idle Quality VIN: 1J4GZ78SXP
first I like to thank every body for there grate help, I endup tighting up the intake/exaust manifould and replacing the 02 sensor, and it run much better.
2002 Jeep Liberty Limited 3.7L Engine VIN: 1J4GL58KX2
thanks again for all who replied. both of these vehicles have been repaired with new seats and valve jobs. radiator, water pump,and t/stat also.
2006 Jeep Grand Cherokee SRT8 6.1L c1405 VIN: 1J8HR78346
It was the connection at the module. We cleaned the harness side with contact cleaner and air and very gently wiped off the pins on the module with a small nylon brush. We reinstalled the original shift motor. The customer has had it back for two weeks now ...
2005 Kia Spectra EX 2.0L steering VIN: KNAFE12265
Thank you all for taking some time to reply. When, and if, the customer decides to fix this problem, we will look at more things. Right now the customer has the car, drives it every day, and does not seem to want to spend time and money to fix the pulling.
2005 Mazda Tribute S 3.0L Engine Misfire VIN: 4F2YZ94105
After all the tests that everyone suggested we were able to come to the conclusion that it was the converter. Thank you everyone for your help.
1980 Mercedes-Benz 450SL 4.5L No Start VIN: 1070441206
Thanks for the eight replies. Suggestions included secondary ignition and/or coil wire and plugs, overvoltage protection relay, leaking injectors, no cold start injector operation, low volatility fuel, and misadjusted CIS sensor plate. After more testing, I fo...
1994 Mercedes-Benz E320 3.2L Soft Top VIN: WDBEA66E5R
Thanks for the reply's but every one seem to think I was trying to get top up. The top was up and I needed it down. Mercedes does not have a way to get top down manually there is no release for the soft top center pin. I first cut a hole in the cover bottom fr...
1993 Mercury Grand Marquis GS 4.6L Poor Idle Quality, Hesitation, Surge, Cuts out VIN: 2M2LM75W6P
Customer did not bring vehicle back, but based on responses I am leaning toward soot in the intake/egr system. Trouble codes: 172 (EGR not switching lean bank 1), 176 (EGR not switching lean bank 2), 181 (cruise rich still lean bank 2), 186 (inj pulse width hi or MAF too low), 189 (Cruise rich still lean bank 1), 332 (EGR valve not opening).
2004 Mitsubishi Galant GTS 3.8L shift into reverse or drive VIN: 4A3AB76S04
I returned the car to the transmission rebuilder for a recheck. According to him the electronic pressure control solenoid failed. He replaced all the solenoids. I drove the car about 100 miles with no further shift problems. Thanks for the help!
2004 Nissan Pathfinder Armada LE 5.6L Lighting VIN: 5N1AA08A34
Customer is still up in the air as what she will do. Seems like the best bet is to go with new bcm to avoid any issues. Thank you for your time and help.
2005 Pontiac G6 3.5L Brakes VIN: 1G2ZG528X5
1981 Rolls Royce Silver Spur 6.7L No Start VIN: SCAZN42A1B
ok guys. thanx to everyone who replied. i have not fixed this vehicle yet but am pretty confident the ignition amplifier is the culprit. thanx to darryl for the pdf file of the ignition manuel. and than ted for the info on the ignition kit that i nedd to buy. ...
2007 Toyota Camry Hybrid 2.4L master cylinder VIN: 4T1BB46K07
Very sorry for delay, (Thgoght I had closed this post). Customer was not interested in pursuing further and I agree that it is due to accumulator issue/air in system. Unfortunately unable to confirm 100%. Thanks to all for responding, Nick H.
1994 Volkswagen EuroVan CV 2.5L Temp gauge inop. VIN: WV2PD0704R
We finaly identified the cluster to be bad but client declined repair. Vehicule was going to storage for winter we may chage the cluster in spring when it gets out. Thanks for all the help.
2003 Volkswagen Passat GL 1.8L MIL Lamp on
i have to close this w/o a fix cause passat never gave us a second runs fine n dandy just complainin about more muscle,wanted to check timin belt align ment but never saw car again.thanks to all for info n if passat comes back i`ll b ready Trouble codes: P0010.
2003 Volkswagen Golf GL 1.9L MIL Lamp on, no power VIN: 9BWFP61J43
Thanks for all the replies. Many helpful ideas. I had, however, checked all suggestions except the blocked exhaust. Since this was completely disassmebled, I called Identifix. What I found out was really interesting and I think it will help future searcher... Trouble codes: P0216.
2006 Volkswagen Jetta TDI 1.9L Hesitation VIN: WVWSR21J56
Thanks for the replies. Sometimes you get buried in looking for a conspiracy until someone points out the obvious. I was assuming that I had too much intake pressure and that was causing the noise. When I rechecked for leaks I found that the joint pipe at th...
1998 Volvo V70 GLT 2.4L ecu VIN: YV1LW5642W
Hi Guys This is a new one one me... What I think was happening, the MAF was sending the ECM such an over flow signal, that it was causing the ecm to punch out here and there. I put in a MAF and the MAF reading kg/h wend down from 406 kg/h into the teens whil...
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