Automotive Technicians Technical Discussion and Fixes for Jan 8, 2013

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	Help Request	Answers
	2005 Acura TL 3.2L ABS and TCS VIN: 19UUA66295 Good morning everyone. I have a 2005 Acura TL with an intermittent problem that I'm having a hard time duplicating. When the customer is driving the car, it will intermittently buck/shudder/bang for a short period of time (several seconds), and then the TCS li...	View
	2007 Audi A6 Quattro 3.2L camshaft VIN: WAUDH74F07 Hello from the Midwest well I think I have a can of worms about to explode and it is an Audi A6 Quattro 2007 3.2L with a 160,000 miles on it. This car came in with a hard start cold and not running the best and had nine codes the one that jumped out at us was...	View
	2000 BMW 740i 4.4L speedo,abs,batt.light VIN: WBAGG8341Y Car died on its way to my shop,customer complained of battery light coming on intermittantly.Tow co.tried to jumpstart but battery to weak to start.I charged battery for aprox. one hour and car started fine with only battery light ON in instrument panel. I tes...	View
	2008 BMW 328i 3.0L instrument cluster VIN: WBAVC53508 I don't know where to start. Alldata doesn't offer any diagnostic charts for this code. It has something to do with the cann buss.	View
	2002 Cadillac Escalade 6.0L Ebctm VIN: 1GYEK63N82 Hello GM gurus Originally this vehicle came for a "service stability system" indication with code P0286 and found that likely a MPA switch. Unable to get switch out without destroying. Replaced EBCTM with a preowned unit and now has code C0285 I can hear what...	View
	2007 Cadillac SRX 3.6L Unknown VIN: 1GYEE63797 Help GM Techs!! This SRX has a squeak from the front suspension when the vehicle dives when braking (normal braking). The vehicle will also make a smaller squeak after starting off from a stop (anything that makes the front suspension compress or expand). We h...	View
	2005 Chevrolet Silverado 2500 HD 6.6L Surge, MIL Lamp on VIN: 1GCHK23225 stomer came in while i was on vacation and another tech took a ride with him(he had a pretty heavy trailer hooked on). He said the vehicle had a major lack of power and would surge or almost miss going down the highway. the vehicle had a history code of P1093-... Trouble codes: P1093 (HISTORY Fuel Pressure Low During Power Enrichment)	View
	2011 Chevrolet Traverse LT 3.6L P/S Pum VIN: 1GNKRGED9B Have a 2011 Traverse that has no power steering assist at idle or when braking to turn. When in park if you rev the motor assist returns and when in gear and you accelerate, assist returns. My thoughts are a P/S pump. I have read the help request database resu...	View
	2002 Chrysler PT Cruiser Touring 2.4L Rear Defroster VIN: 3C4FY58B02 Would appreciate any help on this. We have an 02 PT cruiser that the rear defroster does not work. We have power to the switch, but no power out of it. We replaced the switch, but have the same problem.	View
	2002 Chrysler Town & Country EL 3.8L Psd inop VIN: 2C8GT44L32 Hey everyone. I found one other post on here with a Power sliding door issue but this one is different. I have NO Communication with the LH PSD module and that door does not work from the keyfob and the above code is active. The passenger side works almost all... Trouble codes: 1H, RH	View
	1999 Dodge Ram 1500 ST 5.9L Front Diff Lock VIN: 3B7HF13Z9X First off, thanks for any help you may be able to offer. Secondly this truck has an auto. Trans, not a 5 speed manual. The problem is it will not enguge front differential into 4 wheel drive. The servo does have vacume to the 2wd side but gets no vacume to the...	View
	2006 Dodge Charger R/T 5.7L Hesitation, Stall VIN: 2B3KA53H76 This car runs great. This problem only happens after a fill up after the tank is close to Empty.	View
	2007 Dodge Dakota ST 3.7L cylinder#3 VIN: 1D7HE22K47 regular customer. came in with misfire at idle and bad gas mileage. ck'd for vacuum leaks (none) swapped coil/plug with no.1 did not move misfire ck'd pcm pins #7 & #12 (ok) ck'd ASD actuation (ok) compression ck (200psi) ck'd for combustion in coolant (none) ...	View
	2008 Dodge Grand Caravan SXT 4.0L Tcc VIN: 2D8HN54X18 This was brought to us by a shop we do alot of work for. They tried to fix it themselves. Trans is a 62TE. Vehicle dies when shifted to D. Reverse is OK. Stalls just like the TCC is stuck on. There are no DTC'S stored for powertrain. They state that they repl...	View
	1987 Ford E-350 Econoline Custom 7.5L Poor Idle Quality VIN: 1FDKE30L1H Looking for wiring info on this motorhome. A tech removed the top end and started to put it back together and got so frustrated with the vacuum and wiring he quit. We've almost got it figured out. Two wires are illuding us. The choke wire is wht/blk. According...	View
	1997 Ford F-250 Lariat 7.3L Hesitation, Surge, Stall, MIL Lamp on VIN: 1FTHX26F8V Hey guys, I'm not a diesel tech at all, just trying to help out my sons English teacher. The complaint is that intermitantly this truck will stall when coming to a stop. Will immediately restart, but may, or may not, stall again while sitting at a red light. ...	View
	1999 Ford Escort SE 2.0L internal engine VIN: 1FAFP13P3X This car has a chirping noise similar to a serpentine belt or pulley. We pulled off the serp belt and the noise is still there. Using a stethoscope the noise is loud on the number three intake runner, on top of the valve cover and its really loud when we take ...	View
	2002 Ford Expedition Eddie Bauer 5.4L Speedometer/Transmission VIN: 1FMFU18L72 *THIS IS FOR INFORMATION ONLY TO HOPEFULLY HELP OTHERS OUT THERE FACING THIS SAME PROBLEM* This vehicle had irregular transmission shifts, erratic speedometer operation and actually stalled one time. The customer had complained of a crank/no start at one ...	View
	2004 Ford Taurus SE 3.0L MIL Lamp on removed ecu and ck sensor return cut wire at pin 62 and got 5.11 volts ran new wire evap test again with scanner and no change still 4.33volts anybody know the correct volts at static on this line thank in advance paulg Trouble codes: P0451	View
	2006 Ford Escape XLT 3.0L abs light on VIN: 1FMYU93116 This is the second ford today that came in with abs light on after customer took it though the car wash. Hooked up scanner and on comm with abs but can get into engine and trans. Check for the power and grounds but don't know what should be done next any help ...	View
	2007 GMC Sierra 1500 WT 5.3L Starting VIN: 2GTEK13M87 Vehicle came in with dead battery. Customer had boosted truck then truck would not shut off.Multiple codes POO30 POO36 POO50 POO53 POO54 P1682. Check TSB for rubbed wire harness at front driveshaft and all was good.Followed diagnostic procedure for code P1682 ...	View
	1985 Honda Civic 1.5L Excessive Emissions VIN: JHMAK5430F Car passed Ca. smog on all 3 gases. Idle was too high for timing check. So that’s all that failed. Was 1100 RPM. Customer came to me to adjust idle. I dropped it to 700 RPM using a diagram from Alldata. Definitely turned the correct screw. Have triple checked ...	View
	1999 Honda Civic DX 1.6L MIL Lamp on VIN: 1HGEJ6621X Following the flow chart in Alldata and on our SnapOn Solus, The B1S1 O2 sensor passes. It ranges from 0.18 to 0.92 when RPMs are held at 3000. Snap throttle and it will range from 0.0 to 0.99. I also scoped the sensor with our Vantage Pro and it matched the s... Trouble codes: P0133 (Bank 1 sensor 1 slow responce.)	View
	2004 Isuzu Axiom S 3.5L MIL Lamp on VIN: 4S2DF58Y44 Came in torn t/belt bent valves.replace the valves.put engine together started up ran good drove around.idle and off idle smooth,plenty of power.no issues till the mil came on for p0346 bank 2 cam sensor.mil does not come on till drive around.it can sit all da... Trouble codes: P0346 (Bank 2 cam sensor)	View
	2005 Jeep Grand Cherokee Limited 4.7L 4x4 VIN: 1J8HR58N45 Service four wheel drive light comes on after about 100 feet or so of driving. Four wheel drive works fine. Repalaced rear carrier bearings about three thousand miles ago. Customer replaced starter while on vacation. I can not find any codes related to 4whl dr...	View
	1995 Lexus ES300 3.0L 3-4 shift VIN: JT8GK13T5S Car came in with no 3-4 shift. Scope showed it was being commanded but no trans response. Also for some reason, the computer would not see the vehicle speed sensor if the trans sport/economy switch was in one of the two positiions. That was fixed with the bone...	View
	1993 Mercedes-Benz 500SEL 5.0L No Start, Cuts out, Stall VIN: WDBGA51E5P we have already diag.this car with a bad harness.can some one who has changed an engine harness in one of these tell me about how long it takes and any pitfalls to watch out for, alldata gave no labor op. thanks for your time	View
	2008 Mercedes-Benz C350 Sport 3.5L No Start VIN: WDDGF56X88 Gentlemen: First of all, I'm embarrassed to say that the only scanner that I have that would communicate with all the modules on this car is a Bosch VCI. This thing produced a code: "A25464" that I never heard of. It also identified the code as: Steering Whee... Trouble codes: A2546	View
	2004 Mercury Mountaineer 4.6L Transfer case VIN: 4M2DU86W84 Checked and determined 4 wheel drive is activated all the time and the wheels are binding up in the front end. Removed the front differential cover, fluid and gears, ok Checked ABS sensor activation, ok Checked transfer case fluid, dark but, ok Checked wheel s...	View
	2008 Mini Cooper 1.6L gauges, electrical VIN: WMWML33588 Hello group, we have this Mini that has a WEIRD PROBLEM, DASH LIGHTS ARE GOING CRAZY, HEAT CUTS OUT, RADIO CUTS OUT, LOSES POWER WINDOWS,but engine runs good. problem happens running or koeo. Seems to be a short somewhere. Anyone have any good info on these pr...	View
	2009 Nissan Maxima S 3.5L MIL Lamp on VIN: 1N4AA51E89 Hello Techs, This car came in late this afternoon(5:30Pm)for state inspection and failed for the above codes.It is running smooth lots of power and no noise,I just don't think this engine jump timing the way it ran or sensor failed at the same time.Anybody sen... Trouble codes: P0024, P0014	View
	1995 Pontiac Grand Am SE 2.3L Excessive Emissions, Misfire VIN: 1G2NE15D9S replaced above items again and still has no spark from coil for # 2 cylinder, checked injector pulse, has pulse, supposed to fire 2+3 at the same time. what am I missing, very confused at this point Trouble codes: P0302	View
	2005 Saab 9-3 Arc 2.0L MIL Lamp on VIN: YS3FD79Y35 Vehicle came in with a throttlebody code originaly and we checked and replaced it with a new factory unit. Vehicle ran fine for 3 weeks and started the same problems over again. We are not sure of the work that was performed at the dealer and have not seen the...	View
	2008 Suzuki XL-7 Luxury 3.6L Timing Chain VIN: 2S3DB41718 Thanks for any information you can provide. I diagnosed this vehicle and after doing the research found that I need to replace the timing chains and any related parts that are worn. I have not done a 3.6 before but when I looked it up on Alldata snd Mitchel, i...	View
	2005 Toyota Prius 1.5L MIL Lamp on VIN: JTDK20U053 Dont know much about hybrids and prius for that matter. Looking for some toyota techs to tell me if this is a common issue, And maybe were to start ect. Thxs for all the help in advance Trouble codes: P1121 (Coolant flow control valve sensor circuit stack)	View
	2003 Volkswagen Passat GLS 1.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: WVWPD63B73 car came in with multiple codes: P0304,300,303,301,302 - all cylinder missfires. P0507 - iac high idle, higher than expected. P0411 - secondary air injection incorrect flow. P0171 - system lean bank 1. after smoke testing for vac leaks found 2 hoses leaking an... Trouble codes: P1297 (Pressure drop between turbo throttle valve), P0300 (Random missfire), P0301 (Cylinder 1 missfire), P0302 (Cylinder 2 missfire), P1479 (Brake booster vac system mechanical malfunction)	View
	2004 Volkswagen Phaeton V8 4.2L No Start VIN: WVWAF63D14 Vehicle came in tow with no start condition. Put the key in the ignition and the dash shows "steering defective workshop" and the radio starts to work. Scanner communicates only with radio, nothing else. All fuses ok, checked for water at the driver's side und...	View
	2009 Volkswagen Tiguan SE 2.0L MIL Lamp on VIN: WVGAV75N69 Vehicle came in on 12-10-17 with check engine light on code p2015 for intake manifold flap position sensor. Checked vehicle for any binding of intake flap. Tested for power at flap position switch-ok. Replaced intake manifold flap position sensor and set adapt... Trouble codes: P2015	View
	2004 Volvo S60 2.5T AWD 2.5L Immobilizer-CEM VIN: YV1RH59H94 This car came in with a very intermittent no start no crank. With a message on the display that says "Start Prevented Try Again". The trouble codes in the system for the CEM were CEM-6C49 Transponder communication faulty signal , CEM-6C48 Transponder faulty si...	View
	2006 Volvo XC90 2.5T 2.5L No power VIN: YV4CZ59246 Hi there everyone and thanks for the help on this one. I have this customer with a very clean 2007 XC90 that was on a trip and stepped on it to pass someone and it all of a sudden lost power and now acts like it has a plugged catalytic convertor. Sluggish and ...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2006 BMW 325xi 3.0L won't start As it turns out it was, as most of you suggested, a open connection, after reading some of the replies, lifted car back up & could see that the connector was sitting about 1/4 inch from case (should be about 1/10 of an inch) no way could we get the sleeve to s...	5
	1992 Buick Park Avenue Ultra 3.8L Abs VIN: 1G4CU5319N Thanks for all the helpful replies. Replaced both relays abs and pump and this cured and cleared the code. Never even crossed my mind that the relay contacts could be the fault. I'll have to remember that one. Thanks again for your help people.	8
	2006 Cadillac Escalade 6.0L Air Temp VIN: 1GYEC63N66 hello,found the problem to be the temp sensor unpluged over the drivers head.thanks for all the help.	13
	1994 Chevrolet K2500 7.4L Poor Idle Quality, Cuts out, Stall VIN: 1GCGK29N7R The vehcial did come back I reset bace idle the, customer all so mentioned that the throdle was sticky i pluged off the IAC and daspod, adjused throdle stop screw. Trouble codes: 42 (EST problem).	23
	1996 Chevrolet Blazer 4.3L intake manifold Thanks for so many replies. FYI the manifold is discontinued from the dealer. Dorman also discontinued the number but my parts guy had one in stock. It was $380 my cost, list is much more of course. I gave the customer the option of new or a confident epoxy f...	80
	2002 Chevrolet Silverado 1500 4.3L Abs VIN: 1GCEK14W22 Thankyou all who replied to my request.After changing the two front hub bearing assemblies the vehicle no longer has ABS activation right before coming to a complete stop.	22
	2006 Chevrolet HHR LT 2.2L Stall VIN: 3GNDA23D56 Some replies said possible bad throttle body and others said possible idle relearn. As far as the MAP code received replies saying to ck. vacuum to sensor and ck. for exhaust restrictions. Guess what? None of the above. No one even close. We worked long and ha...	16
	2003 Dodge Ram 1500 Laramie 5.7L Engine Idle trouble VIN: 1D7HA18D73 Try all suggestions, did not find vacum leak. Open valve cover, found Broken Valve spring. Thank You everyone.	22
	2001 Ford F-150 King Ranch 4.6L 3-4 shift VIN: 1FTRW08W11 thanks for the replies. from what you guys were saying i felt like it was internal trans. timing issue from the release of the forward clutch to the od band apply. however before going with a different trans. unit i did go through and replace battery terminals...	5
	2005 Ford Freestar SEL 4.2L MIL Lamp on VIN: 2FMZA52255 I have waited to close this as I did want to make certain that the vehicle would not come back. I changed the cam synchronizer and set it up by getting #1 on compression stroke [the old fashion way spark plug out feel the piston at the top]. There are no marki... Trouble codes: P0340, P1336.	4
	2008 Ford Focus SE 2.0L Hi Pressure VIN: 1FAHP35N28 Thanks for the response, turned out it was unusually cold here in LA, lower Alabama, yesterday, we didn't compensate and were overcharging. Thanks again, Roll Tide!	7
	2005 GMC W4500 Forward W4S042 5.2L sart up VIN: J8DC4B1665 as it stands we sent the vehicle to a deisel mechanic as we do not have the equipment to test the fuel injection system. the shop tested th system and informed the customer to replace the fuel pump and rail assembly. the customer has not yet decided whether ...	3
	2001 Isuzu Trooper Limited 3.5L 3-4 Shift VIN: JALDJ58X41 The trans only has main line pressure point,makes things diffucult. the key to what i described is trans shifts perfect into fourth on hoist. even has the solid clunk when it does.when the husband told his wife what was happening,she replied,"O-its always had ...	5
	1996 Lincoln Continental Anniversary 4.6L No Start VIN: 1LNLM97V9T timing was off, no compression on that bank. now has compression and runs fine. was off 1 tooth. thanks for the replies	10
	2000 Lincoln LS 3.9L Cuts out VIN: 1LNHM87A9Y I have recieved a bad part CHTS from what I am gathering it really through me off thew car is coming back at earliest convienence for time being i installed a resistor in harness customer needed to have vehicle back. Trouble codes: P1299.	11
	1999 Nissan Maxima GLE 3.0L Unknown VIN: JN1CA21D4X thanks so much for the replies. I still never got any codes but changed downflow o2 and runs great.	5
	2008 Saab 9-5 Aero 2.3L MIL Lamp on VIN: YS3EH59G48 thanks to all who helped the fix was to reset the limp home throttle.once i rear the technical tost it was easy why this happens is still a up in the air.thanks mr. swedecar for your help Trouble codes: P0101, P1260.	8
	1998 Subaru Legacy Outback 2.5L temp light Well the consensus was right the pan was dented and had pinched some of the wires but didn't break them. Checked continuity on these wires, ok. I got lucky and didn't break any solenoids. Dinged pan back out refilled cleared codes and everything back to normal...	11
	2003 Toyota Sequoia SR5 4.7L No Start VIN: 5TDZT34A53 Hi everyone and thanks for trying to help. I feel pretty bad that I missed the obvious.We sent the vehicle to the dealer and they said it jumped time and bent valves and may need an engine.We got the car towed back and sure enough it jumped only the right cam....	11
	2003 Volkswagen Beetle GLS 1.9L Water pump VIN: 3VWCP21C33 Some said to replace the pump with the same, some advised using a dealer sourced pump, some said check the cap, some the belt tension. I replaced the pump with another pump from Worldpac. I also replaced the contaminated timing belt (I have and use the corre...	14

(Also Available: All, Asian, Chrysler, European, Ford, GM.)