Automotive Technicians Technical Discussion and Fixes for Sep 20, 2016

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	Help Request	Answers
	2002 BMW 325Ci 2.5L Poor Idle Quality, Hesitation, Stall, Misfire, MIL Lamp on VIN: WBABS33452 We have a BMW 325Ci that persistently is running lean. Fuel trims peg at 27%+ when it tries to run in closed loop, and at times it will set misfire faults on some/most cylinders. Engine responds well to added fuel and the O2s switch from lean to rich, so I kno... Trouble codes: P1083, P1085, P0171, P0174	View
	2008 BMW 328i 3.0L Drive Line VIN: WBAWB33518 This BMW came in with the classic drive line vibration from a bad drive shaft. We have done many of these. This is a newly purchased vehicle for this customer. When the old driveshaft was removed we could not find anything other than a slightly loose rear u jo...	View
	2000 Buick LeSabre Custom 3.8L #6 missfire VIN: 1G4HP54K6Y when starting the vehicle cold, averaging once a week.. it will missfire on first start up #6 cylinder and continue to run poorly for aprox 5-10 minutes. The spark plugs, wires, ignition module, coil and fuel rail with injectors have all been replaced with no ...	View
	1994 Chevrolet K2500 Suburban 6.5L No Start, Cuts out Hey guys could you use your help on this one. It has me pulling my hair. So car came in random melted unlabeled aftermarket wiring and no start. Found poorly installed alarm and bad lift pump. Bench tested pump and would not work.Replaced lift pump and ran for...	View
	1995 Dodge Ram 2500 5.9L Poor Idle Quality, Cuts out, Misfire VIN: 1B7KC26Z2S Hi all in IATN land. Thanks for taking the time to read this post. This Dodge came from another shop. It will start and run fine in park but when you put the shifter into in any other position including neutral it will start running real bad. I put a timing li...	View
	2003 Dodge Ram 3500 5.9L oil pressure VIN: 3D7MU48CX3 Customer bought this truck new and had our shop service & repair whenever possible. Customer states that the oil pressure has always been at 40psi. He said he looked at gauge and he was guessing it showed about 75-80 psi as the gauge does not show a number at ...	View
	2004 Dodge Ram 2500 ST 5.9L convertor VIN: 3D7KU28C94 I could use some opinions on this truck's shifting. If driven normally from a stop all is well. Once in 4th, if you initiate a downshift, upon upshifting to fourth the convertor feels like it engages twice. It feels much like the actual graph of the converter ...	View
	2003 Ford Expedition XLT 4.6L Hesitation VIN: 1FMRU15W03 Hello folks! Hope someone can point out something I'm overlooking. This vehicle has a lack of power condition - 0-60 in about 20 sec. Vehicle has no codes stored, and runs very smooth. Not one misfire ever seen through mode 6. I installed latest calibration,...	View
	2007 Ford F-150 XLT 4.2L transmission VIN: 1FTRF12237 It wasn't like that till you worked on it? I think I hear that coming. Truck came in with pressure plate exploded, I do mean exploded; broken into 3 pieces; even bent the pressure plate bolts & cracked the pressure plate bolt holes on the fly wheel. No obvio...	View
	2011 Ford Escape XLT 2.5L Steering VIN: 1FMCU0D70B We replaced left front hub bearing . straight forward job. When we got done steering wheel would power all the way right by self. We scan for codes but found none . recalibrated steering angle . Still does same thing. I believe that steering angle sensor will ...	View
	2006 Honda CR-V SE 2.4L Power steering VIN: JHLRD78906 Serpentine belt tensioner was replaced at another shop, my customer then bought the car. Came to us for alternator replacement which involved removing the P/S pump and tensioner. We installed everything and let the car go. Came back with broken bolts from powe...	View
	2007 Honda CR-V EX 2.4L door lock VIN: JHLRE38707 Thanks for your help. This crv came from an auction so no history. The problem is the drivers door will not lock with the power features.By that i mean the key fob the lock switch or the passenger switch will not lock the drivers front door. All other doors lo...	View
	2003 Infiniti G35 3.5L Cooling Fan VIN: JNKCV51E13 I am fixing this car for a friend. She hit a dead deer lying in the road. All damage is confined to the radiator and support, condenser, and cooling fan blade. This car has a mechanical fan blade and it is broken. I noticed, when I took the radiator support of...	View
	1989 Jaguar XJ6 3.6L No Start VIN: SAJHY1543K No Fuel... pump not running. I have tested fuel pump with a power probe. The results where ground on both legs of external fuel pumps. (there are two fuel pumps) I have tried to energize one leg of the fuel pump with the power probe and nothing happened. if yo...	View
	1998 Mercedes-Benz SLK230 Kompressor 2.3L monitors VIN: WDBKK47F1W I can't get the last 3 monitors to run. They are the EVAP,CAT,and AIR...The 02 sensors completed no problem.I have driven from a cold start in two days stop and go and freeway for over 10 miles.I need 2 of these three to complete to pass smog.	View
	2005 Mercedes-Benz E320 CDI 3.2L loses power VIN: WDBUF26J15 Benz came in with a P2015 Intake Manifold Runner Position Sensor Performance. I verified the customers complaint that the vehicle goes into "limp" mode when warms up. Used my scan tool to functionally test the intake runner control motor and found motor unable... Trouble codes: P2359	View
	2006 Mercedes-Benz E350 3.5L Starting VIN: WDBUF56J26 This car was brought in for an oil leak. Sat overnight and would not crank in the morning. Radiator fan will come on, with key on, on low speed and gradually increase to high speed. Scanned and cannot communicate with ECM. Transmission has a code C100, no can ...	View
	2007 Mercury Mountaineer 4.0L forced idle VIN: 4M2EU47E37 Engine starts and runs at idle only. Codes for P2112 With the key on and the engine off the throttle plate will open and close as expected. Once the engine starts the throttle stays shut. Idle speed will regulate itself while it's running as it will compensate... Trouble codes: P2104 (Failure Mode Effects Management Forced Idle Informational Code), P2112 (Throttle Actuator Control System Stuck Closed)	View
	2009 Saab 9-7x 5.3i 5.3L oil pressure VIN: 5S3ET13M99 Original repair was cam & lifters after finding 2 bad AFM lifters. About 2 weeks after the initial repair the customer returned with an oil pressure code, we replaced the sending unit and all seemed ok. 2 days later she returned saying the oil pressure was run...	View
	2004 Toyota Solara SLE 2.4L Battery Drain VIN: 4T1CE38P74 Good Morning. IN need of A little help. This Toyota Camry battery has a Amp drain of 2.6 amps for 30 mins. If i remove the dome light fuse in the engine compartment. Amp meter zeros out. No lights are on. Dome light times out and go's off. Should I be removing...	View
	2009 Toyota RAV4 Limited 2.5L timing chain VIN: 2T3BF33VX9 Hello Techs, I am attempting to remove the timing cover on this vehicle to replace the timing chain and the exhaust cam gear assembly due to TSB SB0012-11. I am not certain the timing cover can be removes without the removal of the engine. Can anyone verify th...	View
	2003 Volkswagen Jetta GLS 1.8L engine VIN: 3VWSE69M13 car starts hard when cold, this is a wrecking yard engine swap 135k miles on the engine, previous engine ran fine started easy just had rod knock, used engine & i replaced oil pickup screen with new,new timing belt and tensioner marks are dead on, it seem like...	View
	2008 Volkswagen Touareg 3.6L brake lights,shift interlock VIN: WVGBE77L18 Hi all I have this VW in my shop from my buddies shop trying to help him out Alldata is no help .I did my home work and to me it looks like the brake lights are controlled by a pressure switch in the ABS unit then transfers by data lines-to the comfort module ...	View
	2009 Volkswagen Jetta TDI 2.0L Poor Idle Quality, MIL Lamp on VIN: 3VWPL71K99 Now have a mis and injection timing code for cylinder #2 after all valves and lifters were replaced.used special tools to align cams.why would only cylinder #2 injection timing be off?if cams were not in sync all injection timing should be off.im leaning towar... Trouble codes: P1005 (Totque diff.cyl2), P0302, P020B	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2003 Buick Rendezvous CX 3.4L Serpentine belt VIN: 3G5DA03E63 Thanks for all the suggestions. I checked pulley alignment with Dayco laser tool. no problems found. customer was tired of dealing with issue and decided to buy new vehicle.	48
	2005 Buick Rainier CXL 4.2L Stall VIN: 5GADT13SX5 Well this one is fixed. Samuel and Russell were real close and Bruce hit it right on the head. After getting no where wiggling the wire loom I figured it had to be a wire somewhere so I started tearing the wire loom apart and sure enough the loom was rubbed th... Trouble codes: P0201, P0202, P0203, P0204, P0205, P0206.	14
	2007 Chevrolet Silverado 2500 HD Classic LT 6.0L Poor Idle Quality, Hesitation, Cuts out, Stall VIN: 1GCHC29U27 Thanks for everyone's replies - the Team looked further into the ECT issue and found both the sensor and the connector needing to be replaced. We appreciated everyone's responses since we got another happy customer. Trouble codes: P0118 (engine coolant circuit high).	15
	2008 Chevrolet Suburban 1500 LTZ 5.3L MIL Lamp on VIN: 3GNF121638 Customer left has not came back yet replied said check stuffing canister with gas at fill up and canister particles in the pipes, vent valve circuitry,bad New part and check the voltage at the tank sensor 1.5 volts with the cap off. Trouble codes: P0449.	10
	2008 Dodge Nitro R/T 4.0L horn VIN: 1D8GT58608 Hello, thank you for thinking about repair possibilities. This Nitro was a used car that was getting ready for sale. It had no history on it except what I could see. I forgot to mention on original post that the TIPM looked junkyard. I had Liberty written on i...	11
	2007 Ford Focus SES 2.0L Hard to get in gear VIN: 1FAHP34NX7 Hi there everyone and thanks for the help on this one. We ended up calling the clutch supplier and they said to drop the trans back out and bring the clutch pressure plate and flywheel down to look at it. They assembled it and put it in a press mechanism to ...	18
	2011 Ford F-150 FX4 3.5L heating/air conditioning VIN: 1FTFX1ETXB Thank you so much to all of the great iatn members who took the time to reply to my tech help request.Now after trying numerous procedures,finding no codes in any module and exhausting all other avenues, I gave in and decided to send it out to our nearest ford...	12
	1994 Jaguar XJ6 4.0L Poor Idle Quality, Hesitation, Cuts out, Stall VIN: SAJHX1748R Sorry for the delay, went on vacation. The fix was a new coil.	7
	2000 Jeep Grand Cherokee Laredo 4.0L Poor Idle Quality, low power VIN: 1J4GW48S0Y Hello Techs, First thanks for all the replies, we recieved a call from the engine builder ATK (we purchased motor from LKQ ATK builds 4.0 l for them) They told us they halted production and pulled units from shelf so there may be more of these engines with th...	10
	2005 Land Rover LR3 SE 4.4L no shift VIN: SALAE25445 Wow! I'm filing this under Things-I-woudn't-believe-if-I-hadn't-seen-it-myself. As you guys suggested, I checked the brake lights and found one out and the other one dim. They were both dual filament bulbs. I replaced both bulbs and now the transmission shif...	4
	2002 Mazda Millenia 2.5L No Start VIN: JM1TA22182 finally had time to perform a compression test and the results were #1-120psi #2-60psi #3-60psi #4-120psi #5-30psi #6-30psi. Im assuming the timing belt had broken before being towed in to us and it warped the valves or something of that nature. thank you to e...	5
	1987 Mercedes-Benz 560SL 5.6L alarm VIN: WDBBA48D7H OK sorry guys this has taken so long to post the fix, but we truly feel we fixed this car. We replace the alarm control module and the customer states the alarm has not gone off even once since we replace the module. Another one gone. Thanks too all the res...	12
	2002 Mercedes-Benz C230 Kompressor 2.3L passenger side airbag VIN: WDBRN47J02 Hi everyone and thank you for your professional help I know that the information said I fix it but Ill say that more then anything i accidentally fix it after trying to find resistant on wiring and not finding anything i plugged the connectors back together tr...	4
	2011 Mini Cooper S 1.6L Blower Motor VIN: WMWSV3C51B Sorry for the delayed report. The customer had the car while we tried to further research the problem. Upon returning we tested the battery and found it slightly weak, but the car started normally and charged normally. Again, all modules in this vehicle were c...	3
	1992 Pontiac Grand Prix LE 3.1L No Start, Cuts out VIN: 1G2WH54T9N I want to thank everyone that responded. We checked the injectors, and they all checked out at 12+ohms, so they were working okay. We checked all grounds and cleaned them all, with no change to the system. We ran power and ground to the module, and that ha...	28
	1996 Toyota Avalon XL 3.0L MIL Lamp on VIN: 4T1BF12B5T First, thanks to everyone that took the time to respond. Ok, the thing that we were assuming is that both sides of the ECM are equally as sensitive to the Knock Sensor signal, which is not the case. We kept getting a bank # 1 code no matter how we switched tho... Trouble codes: P0325.	11
	1997 Toyota 4Runner SR5 3.4L Pedal VIN: JT3GN86R0V Thank you all for taking the time to send me suggestions on how to fix this problem with the hard brake pedal. Many suggested the brake booster even after I stated that we had replaced it, as well as the master and such. We tried everything but the abs pump, ...	21
	2005 Volvo XC90 T6 2.9L front wipers VIN: YV1CZ91115 Hi dear friends, thanks to all for your valious help, problem be on wiring to rain sensor, as on costumer says it was trapped on the sun visor, now is working good. thanks to all again. Best Regards, att. Hernán	5

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