Automotive Technicians Technical Discussion and Fixes for Sep 24, 2015

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	Help Request	Answers
	2006 Audi A8 Quattro L 4.2L Unknown VIN: WAUML44E66 to all Audi gurus out there. got this A8 that's blowing hot air at the vents. its charged up to 22 oz of freon which is the specs. my question is how do you tell if the compressor is running or not? i believe it's constantly on, since has no clutch in the fron...	View
	2005 BMW X5 4.4i 4.4L Poor Idle Quality, Misfire, MIL Lamp on VIN: 5UXFB53565 During cold start, vehicle will immediately stumble, check engine lamp will flash on and off continuaously. misfire codes for all cylinders. after vehicle warms up, it will drive ok after codes are cleared, excellent power with no drivability problems. let sit... Trouble codes: 29D1, 29D2, 29CE, 29CD	View
	2002 Chevrolet Tahoe LS 5.3L Mechanical VIN: 1GNEK13T82 a/c problem low side has hight 55 to 60 hight side 250 to 300 rear air	View
	2008 Chevrolet Silverado 1500 WT 4.3L Poor Idle Quality, Surge, Misfire VIN: 1GCEC19XX8 Hello and thanks. This truck came in barely running. First tech changed 4 o2s and cats. He said o2 were fixed lean. Changed ran a lot better. When cold to warming up has a little intake popping. When this was happening has little misfiring on cyl 2 so did comp... Trouble codes: P0507 (Idle too high), P0171 (Lean), P0174 (Lean), P0420 (Cat), P0430 (Cat)	View
	2003 Dodge Intrepid SE 2.7L Stall, MIL Lamp on VIN: 2B3HD46R43 car came into shop with check engine light on and had code P0340. some one had rewired wired cam and crank sensors from sensors to pcm and put on new pigtails. Someone also rewired both up stream 0 2 Sensor. After hours of rewiring cam & crank sensors cleared ... Trouble codes: P0340 (CMP Sensor Circuit), P0344 (CMP Sensor Circuit Intermittent)	View
	2005 Dodge Grand Caravan SE 3.3L No Start VIN: 2D4GP24R75 Checked all of the previously installed parts (see repair history). Checked for fuel, spark and compression. Narrowed the problem down to no ground from the PCM to the coil. When cranking the engine will catch for half a second intermittently (usually when the...	View
	1993 Ford Mustang LX 5.0L Poor Idle Quality, Hesitation Hi everyone and thanks in advanced. I've been going crazy trying to figure out this old mustang. The car runs great most of the time but sometimes from the start it won't idle 100%, has a hesitation off of idle and it back fires out the exhaust on deceleration...	View
	2009 Ford F-150 FX4 5.4L auto lock hubs VIN: 1FTPX14V19 This f150 has vacuum control problem at iwe solenoid and vacuum resivouir located on fan shroud next to battery. The line from vac tank with ck valve was missing. I have the missing vacuum harness and iwe solenoid vacuum harness new from dealer every combo i t...	View
	2010 Ford Escape Limited 3.0L Pedal loss VIN: 1FMCU0D68A This is a strange one. Customer had a panic stop yesterday and said brake went to the floor, car barely stopped. Drove car further and brakes were at floor. Towed to shop. This AM checked fluid level, (good) and drove in parking lot .Brakes felt normal. Road t...	View
	1999 GMC K3500 Sierra SL 7.4L Misfire VIN: 1GDJK34J5X Thank you for reading this, I know your time is valuable. I have a 99 GMC with a 7.4l engine that is having a lot of misfires. The vehicle came in last month with misfires in cyl 3 and 5. It failed a combustion test and the spark plugs were wet with coolant so...	View
	2003 Honda Accord EX 3.0L Transmission VIN: 1HGCM66513 I just purchased a 2003 Honda Accord with a bad transmission. I am unable to find any data on swap options. To save time and money, I am considering just swapping the trans instead of waiting on a kit and rebuilding it. Does anyone know for sure if a trans fro...	View
	2006 Hyundai Santa Fe GLS 2.7L obd monitors VIN: KM8SC73D66 Trying to get this truck to go thru NY State inspection , but, 3 monitors arent ready, cat, evap, and O2. I know that cat and evap are last. My question is why wont the oxygen sensor monitor pass. No codes, hard nor pending. Switched out all 4 o2 sensors 3 wee...	View
	2004 Infiniti I35 3.5L unknown VIN: JNKDA31A54 Customer says that when parking veh upon stopping,it will not go into park or reverse. They press harder down on the pedal and no change. So far I jumped into the vehicle and it went right into park. Since then I have not duplicated it. The only thing I can du...	View
	2004 Infiniti G35 3.5L Timing chain VIN: JNKCV51E54 Original repair was a water pump. The pump was frozen in the rear timing cover so I had to remove the cover to hammer out the old pump. During reassembly, I ensured both banks cams were timed properly, both sides installed on their dowels properly. Had both ba...	View
	2002 Isuzu Trooper Limited 3.5L t.o.d. VIN: JACDJ58X92 Thank You All In Advance! I have a 2002 Isuzu Trooper that came in with a "check" light flashing underneath the T.O.D. display. I have multiple scan tools from Snap On to Autel and there are no codes in the Engine, Transmission, ABS or Airbag Systems. But ther...	View
	2006 Jeep Grand Cherokee Laredo 3.7L Hand Brake VIN: 1J4GR48K76 Hi, I have this vehicle with a bad Hand Brake lever assembly. Obsolete from Jeep, aftermarket says the same thing. Have not found a used part at any of the Salvage yards we normally buy from. My question is: Does anyone know if the handle from another model ye...	View
	2007 Jeep Wrangler X 3.8L Starting VIN: 1J4FAZ4197 I have a par draw of 1.89 amps and it toggles to .003 every 2 minutes . I have removed every fuse one by one and no change when I unplug the 60 amp I believe it is j 13 I lose the draw but not completely I have 0.11 and then I doesn't toggle from 1.89 . I see ...	View
	2003 Land Rover Range Rover HSE 4.4L MIL Lamp on VIN: SALMB11453 Hello Everyone, Have this Range Rover 4.4l M62 BMW engine we have been working on. We had this bank 2 fault. We switch vanos units left to right, vanos solenoid left to right, cams sensor left to right. Still get a 034(p0022) fault code. The code appears when ... Trouble codes: P0022 (Camshaft over retard bank 2), 034 (Camshaft control bank 2 fault)	View
	2007 Mercedes-Benz ML350 4Matic 3.5L Transmission VIN: 4JGBB86E97 Thank you in advance for any input. I have a mb ml350 with a zf 722.09 automatic trans. The vehicle does not move at all. After dropping the pan I found metal particulate in the very black fluid. I was able to verify that the shift rod does move when the shift...	View
	2007 Mercedes-Benz ML320 CDI 3.0L Cuts out VIN: 4JGBB22E17 This ml 320 diesel has a lot of codes 2513-1 inlet port shut off motor 9105,9106,9641,9010,9065, sam- 90dd ,90db,9095,91d7 and a few more the ML will lose power at times above 40 mph is there something wrong with the inlet port shutoff motor Duane Trouble codes: 25131	View
	1998 Volvo S70 GLT 2.4L Timing Belt VIN: YV1LS5678W This customer has only owned this vehicle a couple months. We're replacing timing belt and waterpump with front cam and front crank seals to repair an oil leak. I found upon disassembly this belt has been replaced recently with a Gates kit. We're installing a ...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2005 Acura MDX Touring 3.5L Mechanical VIN: 2HNYD18995 Thanks to everyone that replied its great to have a resource like iatn.We got the torque converter access cover and noise cannot be heard.so we ate the converter we put in and informed the customer that somthing else may be going on. and he is happy to give i...	15
	2003 BMW 325i 2.5L Misfire, MIL Lamp on VIN: WBAEN33413 Thanks for all the suggestions! I appreciate all the input. It turned out to be a bad DME. Number five injector was not working intermittently cold, but when you turned if off and restarted it worked. We back-probed the connector at the injector and got no si... Trouble codes: P0305.	20
	2005 Buick Rainier CXL Plus 5.3L MIL Lamp on VIN: 5GAET13M45 Thanks for the replies on this one, have not been able to get it back in yet. Customer has had no MIL and no symptoms since I posted. If & when it comes back I will look closely at fuel trims and freeze frame data, suspect a glitch in the TPS may be the caus... Trouble codes: P0121 (Tps), P0171 (lean), P0172 (lean), P0174 (rich), P0175 (rich).	7
	2007 Chevrolet Tahoe LTZ 5.3L No Start VIN: 1GNFK13067 okay after much testing and not having(or being able to get)a known good cam/crank wave form, i tore the timing cover off and found one of the metal guide broke and went around crank gear and allowed it to jump a tooth!!! was just enough to throw it off but st... Trouble codes: P0573.	22
	2010 Chevrolet Express 3500 4.8L No Start VIN: 1GC2GTBA2A Thanks, Voltage drops and a burnt up fuse panel hit the nail on the head. I pulled all the old fuses and relays out of the old panel for a look see and could see several fuses with evidence of heat distortion. Probably to physically small on a lot of circuits...	6
	2007 Chrysler 300 C 5.7L #6 Intake VIN: 2C3KA63H67 Thanks for the replies about what compression should have been. The rest of the story. The car came in with a complaint of Popping in intake until warm and smoking on startup. I just came from the dealer and they can't tell me what it is and was there for 3 we...	15
	2006 Dodge Magnum R/T 5.7L Flex Plate VIN: 2D8GZ57256 I have found that one of the dowels had pushed into the engine some, the start of the dowel hole 1/4 inch in the transmission was a little worn allowing the transmission to move on the mounting surface, Installed new dowel in correct position so it is all the ...	8
	2010 Dodge Caliber SXT 2.0L MIL Lamp on VIN: 1B3CB4HA0A AFTER EXTENSIVE TESTING WE WERE ABLE TO IDENTIFY WHAT WAS CAUSING THE CODE P0017. WHEN THE IGN IS TURNED TO KOEO THE PCM ACTIVATES BOTH TIMINGS SOLENOIDS 3 TIMES AS A CARBON BREAK PROCEDURE. WE HAD TWO NOID LIGHTS BACK PROBED INTO BOTH TIMING SOLENOID CONECTOR... Trouble codes: P0017 (Crankshaft to camshaft mis alignment bank 1 senor 2).	12
	2004 Kia Amanti 3.5L No Start VIN: KNALD12404 Thanks for all of the input. We played around with it for a while and got it to where it would just start to fire up. It worked best with fuel pump relay removed and very light hits of starting fluid. Put the new engine in and sent it on it's way. Thanks a...	12
	2009 Kia Sedona LX 3.8L Hesitation, Surge VIN: KNDMB23309 This vehicle is fixed! Cory, Ty, Paul and Michael hit it on the head and yes it was a cracked/split rubber plenum tube that connects the air filter box to the electronic throttle blade assembly. Could not see the split in the bellows at all until I removed it... Trouble codes: P2187 (System too lean at idle Bank 1), P2189 (System too lean at idle Bank 2), P0174 (Fuel system too lean Bank 2), P0171 (Fuel system too lean Bank 1).	9
	2006 Lincoln Town Car Signature Limited 4.6L All Gears VIN: 1LNHM82V36 Replaced the transmission wiring harness,found out the alternator was bad.(replaced that) It would not allow the computer to reset. Had many codes in other modules. After these repairs we were able to do a relearn and fixed the hard shifts,	3
	2004 Mazda RX-8 1.3L MIL Lamp on VIN: JM1FE17384 This fixed it; big thumb! Reply 3ok Alan from California Sep 9, 2015 3:29:56 PM The RX8 is equipped with a unique system that memorizes the tooth pattern or "profile" of the eccentric shaft position plate. The eccentric shaft plate profile is stored in an are... Trouble codes: P0301 (Misfire in number one chamber).	9
	2008 Mercury Mariner Premier 3.0L ignition switch VIN: 4M2CU87168 Thanks for your help. The lock module was the problem. New oem part comes with an ignition switch. The lock column can be removed without the clockspring coming off if you carefully pull the clockspring forward @ move the lock module backwards. Don't force a...	5
	2002 Nissan Maxima SE 3.5L No Start VIN: JN1DA31A32 Thanks for the help. Vehicle is still not fixed, but most replies centered around improper flywheel position, nicked or cracked flywheel or crank sensor, loose bellhousing bolts, and bad grounds at transmission. I will update this as soon as I get it out of he...	18
	2005 Nissan Pathfinder LE 4.0L abs VIN: 5N1AR18W45 First sorry I used the WRONG terminalogy describing the vehicles problems. However most of you did figure out what I meant. The vehicle has no abs signal on the right front. Have changed the wheel bearing once due to bad tone ring and changed the abs sens...	12
	1998 Porsche 911 Carrera S 3.6L Poor Idle Quality, Stall VIN: WP0AA2998W We had a bad reman distributor from Pelican, they sent another one and we installed it, fired right up.	7
	2006 Saab 9-5 2.3t 2.3L No OBD-2 Commo VIN: YS3EH49GX6 Hello All - To my great relief, a replacement DICE box restored commo to generic OBD-2. Anders suggested an ECU software upgrade and also something (but what ??) in DICE. A borrowed DICE box got it all working (yes, I disconnected radios in both cars, I know ...	6
	1989 Toyota Land Cruiser 4.0L Low Oil Gauge VIN: JT3FJ62G1K ENGINE OIL PRESSURE WAS VERIFIED, TEST NEW SENDER FROM AFTERMARKET SOURCE, NO CONITINUITY AT KOEO & VARIES OHMS FROM 31-42OHM RUNNING, INSTALL NEW OE GAUGE-WORKS FINE NOW	7
	2006 Volkswagen Passat 2.0T 2.0L MIL Lamp on VIN: WVWAK93C76 Thanks for all the helpful replies. We put a MAF sensor on it and seems to have been the solution. Bought a VCDS after this car and am trying to learn how to approach lean codes on VAG cars. Again thanks. Trouble codes: P0171.	7

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