Automotive Technicians Technical Discussion and Fixes for Sep 1, 2016

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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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	Help Request	Answers
	2009 Audi A4 Quattro 2.0L Unknown VIN: WAULF78K69 Audi Tech, please help on this bad boy here. Car tow in, customer concern grinding noise shift in drive.(Last for 3 seconds) Engine rpm rev up & car don't move at all. We can't verify problem at all & the car has been in shops for 3 days already. No dtcs in en...	View
	2008 BMW 328xi 3.0L Stall VIN: WBAVT73548 Hello,I have his very nice 2008 328 xi wagon in for repairs.It has basic fuel trim codes P0171 and P0174,which translate to bmw 29E1 and 29E0.I am in the first stages of the diagnostic and I have a basic question.This Is the first time I am smoke checking an N... Trouble codes: 29E1, 29E0, 2A87	View
	2003 Chevrolet Impala LS 3.8L key fob?? VIN: 2G1WH52K33 This vehicle came in with customer complaint of vehicle chirping and honking upon startup. confirmed concern, Key fob only works for panic and trunk. Was diagnosed unsuccessfully by another tech. Thinks key fob.	View
	2004 Chevrolet Impala LS 3.8L Excessive Emissions, No Start, Poor Idle Quality, Hesitation, Cuts out, Stall, Poor Fuel Economy VIN: 2G1WH52K94 vehicle will not stay running at times ,and then at other times will run like a champ. fuel pressures stays steady at 50psi. no engine light on at all.no present or history codes.can feather the throttle and make it stay running but when let go vehicle dies li...	View
	2007 Chevrolet Impala SS 5.3L 3-2 and 2-1 downshifts VIN: 2G1WD58C37 We replaced the transmission on this Impala four months ago with reman transmission .Customer came in this week with complaint of a shudder when coming to a stop. after test driving the vehicle we saw that the tranny not downshifting at the proper speeds was c...	View
	2008 Chevrolet Cobalt LT 2.2L Compressor VIN: 1G1AL58F58 Getting no power to ac compressor. No power to 10 amp fuse for compressor replaced compressor relay with known good relay still no power.can install jumper relay and compressor will run apply power to a/c compressor fuse compressor works. Replaced bcm and ecm ...	View
	2014 Chevrolet Silverado 1500 LT 5.3L mode door VIN: 1GCVKREC0E Customer complaint of air flow intermittently staying on defrost. Sometimes on floor. Could not change with controls. Cycle key, the air flow was adjustable once again with controls. Could not duplicate condition. Scanner gave code b374a, airflow control fee...	View
	2005 Chrysler 300 C 5.7L Misfire VIN: 2C3AA63H85 Car was brought in with running rough, no compression #4 cylinder, after leak down test & removal of intake, found #4 intake seat loose holding valve open, removed heads & had machine shop replace all intake seats, now car still runs rough, checked compression... Trouble codes: P1414, P1416	View
	2008 Chrysler Town & Country Touring 3.8L ABS Module VIN: 2A8HR54P78 Attempted to initialize w/Modis Ultra that has latest updates from Snap-On. Would not complete gave error code. Snap-On says it should work. Tried Genisys EVO, gives error also. Identifix says only Chrysler tool will work. Has anyone come up with a work around...	View
	2009 Chrysler PT Cruiser LX 2.4L No Start VIN: 3A8FY48929 Hi, every one this pt cruiser towed in due to no start problem. Owner said while they were driving quit running, so they towed in here. We charged the battery and then run computer diagnostic test, which indicated camshaft sensor failure (p0340)so we installed... Trouble codes: P0340 (Camshaft failure)	View
	2004 Dodge Ram 1500 ST 5.7L Poor Idle Quality, Cuts out, Stall, Misfire, MIL Lamp on VIN: 1D7HU18D54 Came in on a tow truck CUSTOMER CONCERN started to miss under load on the highway then stalling till it died. DIAGNOSIS Scanned for codes with Verus, found P0300 and codes for bank 1 and 2 downstream sensors lean Went to watch live data and scanner will not c... Trouble codes: P0300 (Random Cylinder Misfire)	View
	2006 Dodge Magnum SRT8 6.1L Stall, MIL Lamp on VIN: 2D4GV77386 Car came in and found cooked wiring under the car and one of the rear o2 sensors heater not working. When i would cycle the heater with the scanner the pattern would break up. But on a different o2 pattern was ok. We elected to replace all os sensors with new ... Trouble codes: P0038 (O2 sensor heater circuit high), P0052 (O2 sensor heater circuit high), P0032 (O2 sensor heater circuit high), P0058 (O2 sensor heater circuit high)	View
	2008 Dodge Ram 5500 ST 6.7L Linear solenoid B VIN: 3D6WD76A18 I checked the ohms through the entire circuit and has 6.4 ohms. Load tested circuit and about 1.9 amps. When I monitor the terminals at the computer both sides show 14 volts, but it is supposed to be a pulse width modulated solenoid so I should see the pulse o...	View
	1999 Ford E-250 Econoline 5.4L Misfire VIN: 1FDNE24L7X Customer is complaining of misfire at times. Occurs at idle in gear most consistently. Customer says that it misfires under heavy load at times. Found cylinder #5 misfiring the most and cylinder #8 misfiring half as many counts in mode 6. Check fuel pressure a... Trouble codes: P1702, P0708, P1405, P0174 (Bank 2 lean), P0300 (Misfire)	View
	2001 Ford F-350 Super Duty Lariat 7.3L Cooling VIN: 1FTWW33F51 *THIS IS FOR INFORMATION ONLY TO HOPEFULLY HELP OTHERS OUT THERE FACING THIS SAME PROBLEM* The vehicle was brought in for routine transmission service. We completed that. The customer called the next day after completing half of a 200 mile trip and said t...	View
	2004 Ford F-550 Super Duty Lariat 6.0L No Start, Stall VIN: 1FDAF57P64 *THIS IS FOR INFORMATION ONLY TO HOPEFULLY HELP OTHERS OUT THERE FACING THIS SAME PROBLEM* The vehicle was brought to us for lots of other various work. While completing all this other work the vehicle died while idling. Then was a crank, no start. Ultima...	View
	2004 Ford E-350 Super Duty 6.8L Excessive Emissions, Poor Idle Quality, Hesitation, Misfire VIN: 1FTSS34S04 Vehicle came in with CEL illuminated and noticeable rough idle. Spark plugs replaced 200 miles earlier. MAF replaced and broken pcv connection at driver bank valve cover repaired. Fuel psi KOEO 43 and KOER 50-60 fluctuated greatly. Removed fuel injectors and c... Trouble codes: P0300, P0316	View
	2006 Ford Explorer Eddie Bauer 4.6L Front Diff Cover VIN: 1FMEU74846 I have a front Diff. cover that is leaking and alldata does not have the information to remove it. Do I have To lower the diff. or will the cover come off?	View
	2010 Ford Mustang 4.0L No Start VIN: 1ZVBP8AN3A Vehicle towed in from interstate. Driver hit a wheel center front. Got radiator condenser and rack. Owner said after hitting tire he drove it for just a few miles because of being in a work zone. Then pulled it over at a safe spot. We have spark and fuel press...	View
	2011 Ford Fiesta SE 1.6L Mechanical VIN: 3FADP4EJ6B Hey all...major boo boo. Changing the water pump and am out of time. If you know this engine you will know that the crank gear free spins. How do I get this thing in time ? I see there are some tools that should be employed prior to disassembly and the big mis...	View
	1986 Mercedes-Benz 560SL 5.6L Unknown VIN: WDBBA48D1G Need some help on this ac problem. The car came in with no ac 3 months ago had heat only we replaced monovalve and all was well. This time the car had no ac and the compressor was not coming on. I found no charge in the system so vacuumed and added dye + 2.2 p...	View
	2003 Mercedes-Benz SLK32 AMG 3.2L Key Remote, Alarm, Das VIN: WDBKK66F53 Got a SLK32 with what seems to be a DAS issue. Initially got towed in because key remote wouldn't open locks / deactivate alarm and turning ignition on didn't stop the alarm and wouldn't start. I first looked into the PSE system, everything seems to be in ...	View
	2004 Mercedes-Benz E320 4Matic 3.2L Door Handle VIN: WDBUH82J54 HI Group .i am trying to replace a l/r outside door handle on this vehicle, the bolt that is accessed through the small hole under the door weather strip,to remove the small peice (cap extention peice next to handle) is either striped or i have the wrong tool,...	View
	2005 Mercedes-Benz S500 4Matic 5.0L Accessories VIN: WDBNG84J65 Need some assistance from the Mercedes techs out there. Having problem with radio reception on this Mercedes s500. The radio has very minimal reception on both am and fm. I can only get one local station if driving some other stations will come and go mostly g...	View
	2013 Mercedes-Benz Sprinter 2500 3.0L Rear AC VIN: WDZPE7CCXD Hello IATN, l am working on a 2013 MBZ Sprinter with a rear AC problem. Car came in with a bad compressor clutch and rear AC blowing warm. I have replaced the AC compressor, expansion valve and receiver drier. We charged the system to the specified 950 grams. ...	View
	2002 Mitsubishi Eclipse GT 3.0L Trans engagement VIN: 4A3AC54H52 Replaced auto trans in vehicle due to broken wave plate/ washer (no reverse or drive). after installed, used transmission will not engage in Drive or Reverse unless the engine is revved and when RPM drops to near idle, it drops back out of gear. Has Code 23 (P...	View
	2008 Mitsubishi Lancer Evolution GSR 2.0L Clutch VIN: JA3AW86V38 Fought through this, case pushed back, exhaust down, removed bracket around turbo. Cradle loose but not down, looks good however; cant get throughout bearing loose from pressure plate. Says to depress fork first. This seems to work against it? Please tell me h...	View
	2004 Nissan Frontier XE 2.4L Cuts out, Fail safe mode VIN: 1N6DD26T34 Today's problem child presented with a complain of significant power loss and bucking under acceleration. During our test drive the vehicle ran absolutely normally until it didn't. When it first happened to me, I was cruising the highway at 70mph and it felt l... Trouble codes: P0500 (Vss), P0400 (Egr problem), P0420 (Low catalyst efficiency)	View
	2005 Nissan Titan LE 5.6L MIL Lamp on VIN: 1N6BA07AX5 I hate to take everyone away from their paying gigs, but I am at a total loss here. FWIW, we are a Dodge shop - we specialize in them and work on them over 90% of the time... so my experience with Nissan is limited at best. Normally wouldnt have even taken the... Trouble codes: P1283	View
	2008 Nissan Altima 2.5L No Start VIN: 1N4AL21E58 Hi everyone...I just have a quick question about this vehicle...Can I install a used computer into this vehicle?? The one in this car is fried up...I have done other Nissans before with no problem but I have tried two different used computers for this vehicle ...	View
	2000 Porsche Boxster Roadster 2.7L Temp Reading VIN: WP0CB2986Y Hello Porsche Techs, We have a situation with the coolant temp climbing to 225 to 235 and it's pushing coolant out the cap after a hard run. We have no leaks they have all been fixed. New coolant reservoir, new cap and system bleed. Coolant is flowing which ru...	View
	2014 Ram ProMaster 3500 3.6L Misfire, MIL Lamp on VIN: 3C6URVJG1E This truck came in with a P0301 Misfire Code... It would not miss till it was warm and when I Current Ramped the coils I didn't have the Ramp for Coil #1... I shut the truck off and installed a Test Coil and i didnt have a Miss anymore.. After installing the... Trouble codes: P0301 (Misfire Cylinder 1)	View
	2001 Volkswagen Beetle GLX 1.8L MIL Lamp on VIN: 3VW1DD2171 Guys - Thank you for your help. I have Vag Com and generally use it well. Please know this - That I am following up on a grocery list of problems that this 01 Beetle has - like usual. The Seat Belt Buckle. The Brake Pad Sensor Circuit. The Leaking union in t...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2008 Audi A6 Quattro 4.2L Mechanical VIN: WAUDV74F58 Thank you for the all the replies there were some great ones. After running this car by a ZF authorized dealer / re-builder and this trans is a ZF Transmission. Steve Doze in orange county, CA. is brilliant when it comes to these ZF transmissions. There is a ...	3
	2001 BMW M3 3.2L innop VIN: WBSBR93421 Replies suggested checking speed signal brake switch signal, which has been done and are ok. Function chain sends no voltage to the dme, just 30 ohms resistance. one reply said this was too high, s/b more like 5 or 6. Car would have to see the dealer to ck ...	4
	2012 Chevrolet Express 3500 4.8L cluster VIN: 1GAZG1FA1C Thanks to all the responses especially Mike from Florida I was able to repair this vehicle. While checking the splice location jx200 located at the bottom of the dash behind the brake pedal I noticed an aftermarket GPS tracking system spliced into the CAN lin...	9
	2002 Ford Excursion Limited 5.4L Misfire VIN: 1FMNU42L72 After going back over all testing we found that the tech who had installed the connector on cylinder 2 had swap the wiring do to the red and white wire had faded and looked pink too we used a kv reading of cylinder 2 and it was higher after researching iAtn ag... Trouble codes: 325 (Knock sensor).	13
	2006 Ford Expedition XLT 5.4L MIL Lamp on VIN: 1FMFU165X6 The info from members was well meant, however, none of the causes for water intrusion could be verified. Still unknown cause for generating water in this unit. We replaced the PCM Trouble codes: P0119 (Ect sensor circuit intermittent), P0340 (Cmp circuit fault), P0344 (Cmp sensor a circuit intermittent), P2106 (Throttle actuator forced limited power), P2135 (Tp sensors a b rationality plausibility error), P0345 (Cid a circuit bank 2).	14
	2002 Hyundai Elantra GLS 2.0L differential VIN: KMHDN45D62 Thanks for all of your replies. The customer did admit he struck a curb and the vehicle was not the same since. The left side axle fell apart during disassembly but new one(s) didn't help. We did everything including checking the motor mounts short of replacin...	12
	2010 Infiniti FX35 3.5L Poor Idle Quality, Stall VIN: JN8AS1MW5A Cleaned Mass air flow sensors & K&N air filters. Cleaned the throttle housings, performed Idle air relearn. Seems to be a lot better but still happened twice during restarts over prolonged driving, customer did not want to spend any more money on the problem ...	10
	2006 Mazda Tribute S 3.0L Excessive Emissions, Cuts out, Stall, MIL Lamp on, runs rich VIN: 4F2CZ94126 The signal wire from the fuel rail pressure sensor (rd-pk) was randomly shorting to ground in the harness somewhere. I cut it and ran a new wire and all seems good now for 300 miles. When the vehicle was running at 38psi of fuel pressure, there would be 2.7 vo... Trouble codes: P0192 (Fuel rail pressure sensor low input), P0219, P2198, P0172, P0175.	9
	1989 Mercedes-Benz 560SL 5.6L Airbag I am planning on putting in a 1/4 watt 2.5 ohm resistor in place at the harness connector of the contact plate brush. If the light still comes on then the SRS control unit may be bad. Have heard that when you have a code 3 that pulsates very faintly then it'...	9
	2005 Mercedes-Benz CLK500 5.0L compressor VIN: WDBTK75G15 Well it has come time to close this request and the customer seems to have no interest in repairing this problem. All of those who responded said there was likely a problem with one of the sensors, most likely a temperature sensor and I would agree. One respon...	7
	2012 Nissan Frontier PRO-4X 4.0L Differential locking mechanism VIN: 1N6AD0EV3C Confirmed with another customer vehicle the noise is normal. Replaced the diff. breather and serviced the fluid. Sent the truck down the road with a customer that was happy he got a second opinion. Thanks for replies as always!	4
	2004 Porsche Boxster S 3.2L Vent Temp VIN: WP0CB29874 It turns out it was the foam on the internal vent flap that was deteriorating and getting trapped causing the vent to hang up and effect the vent temperature. After getting some of the pieces to break free by going high and low with the temperature select butt...	8
	2007 Suzuki XL-7 3.6L timing chain VIN: 2S3DA21727 Thanks for the help guys, Triangles for the right bank, circles for the left. We were also able to get much better service information looking at other 3.6 gm vehicles.	3
	2009 Volkswagen Touareg TDI 3.0L MIL Lamp on VIN: WVGFM77L89 took three times but the dealer finally got the right parts, replaced the level sensor in the dpf tank along with the heater element , all is good and the vehicle now will do a regen ,, also cleaned the dpf filter by spraying cleaner into... Trouble codes: P203A.	3
	2009 Volkswagen Tiguan SE 2.0L Axles? VIN: WVGBV75N59 Thanks to all who responded. I replaced both front axles and the knocking noise is gone. VW has exchange axles available which indicates to me this is a known problem. I took one of the inner tripod joints apart to do an autopsy. The grease had liquefied and w...	6
	2012 Volkswagen Tiguan S 2.0L Misfire VIN: WVGBV7AX2C I would like to thank you for the replies. Hate German engineering LOL! As suspected, I installed the OEM NGK plugs and swapped coils. Misfire on cyl #3 - replace #3 coil, cleared codes, roadtested 20 miles - ran fine. Thanks, again to all that replied - S... Trouble codes: P0304 (Cyl 4 misfire), P130A, P0302 (Cyl 2 misfire), 01038 (Central locking thermal protection), 01259 (Fuel pump relay - j17 open / shorted).	6
	2001 Volvo V70 2.4L MIL Lamp on, VIN: YV1SW61RX1 What I had determined is that the replacement module had a software calibration not recognized by VIDA. the throttle body was sent for a calibration program at a rebuilder and all is good.	8

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