Automotive Technicians Technical Discussion and Fixes for Dec 9, 2014

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Open Help Requests for All Makes and Models

	Help Request	Answers
	2011 Audi A4 Quattro 2.0L Cuts out, Stall, Misfire VIN: WAUHFCFL8B Hi guys. I'm having a problem with an Audi A4 that has me wondering what's going on. The car came in with a fuel pressure sensor & fuel system low pressure codes and the customer stated that while on the highway, the throttle became unresponsive and he couldn'... Trouble codes: P3044, P3045, P0087	View
	2006 BMW 530i 3.0L Air Flow VIN: WBANE73556 The Problem is evaporator freezing over after an hour and a half or more on the Hiway. The air flow gradually diminishes to nothing. This has been an ongoing problem for about a year and a half. A portion of the low side line outside the firewall will cover wi...	View
	2006 BMW 550i 4.8L Mechanical VIN: WBANB53596 i replace the crankcase vent valves twice. there is way too much vacuum from the oil cap. ([...] measured at the oil filler cap). im told the valve covers can be the problem. i just dont see how they can be bad??? the oil was changed. it doesnt smoke going ...	View
	2011 BMW X5 xDrive35i 3.0L I Drive Inop. VIN: 5UXZV4C51B Vehicle came in from body shop, they had been jump starting vehicle, the windows, locks, interior lights, headlights & I-drive was not working. After testing, we replaced Footwell module,coded the module. Everything is working except for the I-drive knob & but...	View
	2006 Cadillac STS 4.6L MIL Lamp on HI guys I have a 2006 sts Cadillac 4.6 v-8 it takes a long time to start had replaced cams sensor and crank sensor as well,mil light back on cam sensor B1.anyone can help me	View
	2006 Cadillac CTS 3.6L Fuel Pump control circuit VIN: 1G6DP57706 This is my first time requesting tech help. I have this cadillac with a complaint of MIL on but no driveability issues. The DTC returns, when the key is cycled several times. I first swapped relays around but to no avail. I can command the fuel pump control ci...	View
	1986 Chevrolet Camaro Sport 2.8L Injectors Car came in would not start. Checked timing and found distributor 180 off. Checked fuel pressure and within spec.Replaced ECM.I have fire to injectors but no pulsation. Car will run if use small amount of starting fluid.Would appreciate any help at all. Thank ...	View
	2001 Chevrolet Cavalier 2.2L No Start VIN: 3G1JC52441 this 2001 cavalier does not start when temperature is below 5 degrees celsius. engine just cranks. vehicle has good spark but no fuel pressure. bring vehicle inside and let it warm up and it starts ok. let it sit outside for a few hours in the cold and it just...	View
	2003 Chevrolet Tracker 2.0L engine VIN: 2CNBE13C93 thanks in advance, got this vehicle in after it had been to another shop where they put in a new timing chain, when the customer got it back it now has a very bad vibration in the engine worse at idle, not a miss the engine runs perfect, we took the torque con...	View
	2003 Chevrolet Tracker 2.0L engine VIN: 2CNBE13C93 thanks in advance, got this vehicle in after it had been to another shop where they put in a new timing chain, when the customer got it back it now has a very bad vibration in the engine worse at idle, not a miss the engine runs perfect, we took the torque con...	View
	2003 Chevrolet Malibu LS 3.1L No Start VIN: 1G1NE52J43 when I got this car it was not running had a u1000 code for loss of communication, after reading tech helps determined that the failure may be the ignition switch installed gm switch still no start now had new codes show up as well as the u1000 code had b2965 ... Trouble codes: U1000, U1016	View
	2011 Chrysler Town & Country Touring L 3.6L Poor Fuel Economy, smells fuel VIN: 2A4RR5DG1B leaking fuel out of top of rear middle injector where it connects to fuel rail	View
	2007 Dodge Caravan SE 3.3L Mechanical VIN: 1D4GP25R87 I have a 2007 dodge caravan 3.3l there is a humming noise coming from intake manifold area but i am not sure if thats the problem or not. The noise you here better at idle or when you give it gas. Has anyone seen or had this problem. It is not a power steering...	View
	2009 Dodge Journey SXT 3.5L Passenger air bag VIN: 3D4GG57V49 I remove the dash to replace the heater core. after reassembly and running the vehicle, the air bag light on. scanned and got a code B1B0B passenger side squib 1 shorted together. there weren't any previous air bag problems. Disconnecting squib 1 results in a ...	View
	2014 Dodge Challenger SRT8 6.4L MIL Lamp on, No crank VIN: 2C3CDYCJ4E Customer drove the car to shop for gear shifting problem after he play with after market programer from summit racing. He want me to reflash the pcm. I tried to reprogram the pcm with cardaq-m and did not complete.from that point on, i can not start the car an... Trouble codes: P1602 (No crankno start and new pcm been replace)	View
	2004 Ford F-150 Lariat 5.4L Misfire VIN: 1FTPW12584 This truck is a good one, done all the normal repair problems for this vehicle. Still cylinder #5 misfire, it is like ignition. Lab scoped 3 signals, #5 injector, #5 ignition coil and crank signal. When #5 misfire, ignition coil signal gets erratic, just after... Trouble codes: P0305	View
	2010 Ford Focus SE 2.0L MIL Lamp on VIN: 1FAHP3FN5A This Focus is getting the best of me . I originally replaced the vent solinoid the code came back P0442 . The testing procedure is pretty straight forward but I cant find a leak . Heres what I do know I pulled the tank and filled it with smoke it has no leak a... Trouble codes: P0442	View
	2014 Ford Focus SE 2.0L adaptive learning VIN: 1FADP3E23E Help need a ford guys input this car was in a front end crash with a curb. the tcm was slightly cracked among other things like radiator condenser and fan bumper lower rad bracket among may other things. fixed everything I have a j2534 bluestreak programmer wa...	View
	1996 Honda Accord LX 2.2L Fuel Tank VIN: 1HGCD5633T Hello and thanks in advance for help. We installed a fuel tank and lines in this Honda. Now it leaks out fuel canister when you drive vehicle. Does not seem to leak when just sitting and running. It is building pressure for some reason. The lines are not cross...	View
	2009 Honda Odyssey Touring 3.5L axle spline VIN: 5FNRL38869 Thanks in advance for the help got this van that makes a clicking/popping/creaking noise when you put in gear. Noise is deff. coming from axle splines at the wheel hub. we have replaced the axles with aftermarket axles and placed lock tight on the splines and ...	View
	2004 Kia Sedona EX 3.5L Engine VIN: KNDUP13194 Hello to all this van came in as a intermittent no start, of course it started when it came to me, hooked up the solus Pro found a P0431 B2 warmup catalyst efficency low, P0446 Evap vent control problem, and a P0335 Ckp position sensor circuit fault, i checked...	View
	2005 Land Rover LR3 SE 4.4L cylinder heads VIN: SALAD25475 I have ask for help on this truck previously still continue to have problems with the truck after i installed heads i had misfire light blinking at idle would clear up at highway speeds misfire on 6 and 8 mostly i removed left driver side head and sent off aga...	View
	2008 Mini Cooper S 1.6L Excessive Emissions, Poor Idle Quality, MIL Lamp on VIN: WMWMF73598 Hi everyone, After extensive research I decided to lay the intake back and look at the the valves. all intake valves look very good no crazy build up. (Note this mini driven very little and not very far.) Inspected the timing chain no signs of damage. engine h... Trouble codes: P2414, P2188, P0300, P0304, P0301, P0303	View
	2007 Subaru Legacy 2.5i Special Edition 2.5L cooling system VIN: 4S3BL61677 Help Subaru Guru's!! Car came in for loss of heat and subsequent overheat, refilled cooling system, car ran in shop for nearly an hour with good heat, no overheat, advised customer of possible thermostat fault. Installed new thermostat (Stant), refilled & bled...	View
	2011 Subaru Outback 3.6R 3.6L Unknown VIN: 4S4BRDJC9B Subaru tech, please help on this bad boy here, car came in with transmission jerking & chunking during accelerate at 20mph [...] 30mph. Road test, unable [...] verify complaint. Install scanner, pull code P1718 - AT can communication circuit. P1710 - Torque converte...	View
	2001 Toyota Camry CE 2.2L MIL Lamp on VIN: 4T1BG22K11 I got this camry that keeps putting a code po440 i smoked tested it no leaks i tested the vsv under rear of car it works outside of car i tested the other vsv on air filter box they all seam to clip but evryone seams to think the red vsv valve is probably bad ... Trouble codes: P0440	View
	2004 Toyota Sienna XLE 3.3L ABS/Traction Control VIN: 5TDZA22C44 This Sienna is engaging the traction control incorrectly in right hand curves. You have to be going at an exact speed (about 35-37mph) and turning at the right angle. The skid light comes on and the van beeps at you. Sometimes the ABS engages and the van and b...	View
	2011 Toyota Prius 1.8L Starting VIN: JTDKN3DU6B Hey guys I work for a collision shop I'm not a hybrid tech one of the body man worked on this car and let the small battery in the trunk run low it won't start even after I have charge this small battery it has code p0A0D high voltage system interlock circuit ...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2007 BMW 328i 3.0L No carnk / no start VIN: WBAVC53577 This car had several problems, we replaced the CAS unit and then the key came out but the car still would not crank and car did not show park on instrument cluster. Cluster would show reverse and drive when moving shifter, we removed the transmission pan and r...	7
	2006 Cadillac DTS 4.6L radio VIN: 1G6KD57Y16 I have not fixed the car , but I thought it would be interesting for everyone to know how to resolve programming errors due to the wrong part. I talked to techni-car ( the area rebuilder ) who said we had the wrong unit. that also was wrong and had to get the...	3
	2007 Chrysler Pacifica Touring 4.0L Occupational Classification Module VIN: 2A8GM68X57 Thank you for all the help. I think Kevin had it right on the money. The weights that is. I found out the 3 levels of weights are infant--40lbs, 6 year old--50 lbs, and adult--100lbs. With that information, I brought 50 lbs of weight from my house and boug...	14
	2004 Dodge Ram 2500 SLT 5.9L Airbag VIN: 3D7KU28C54 First of all, thanks to everyone that took the time to read this and reply with their thoughts. Most of you were right. It was the connection at the module. I posted this help request the night after the customer picked up his truck since he needed it for w...	8
	1996 Ford Mustang GT 4.6L Mechanical VIN: 1FALP42X1T Removed pressure plate and re torqued bolts in sequence but the vibration is still present.	41
	2008 Ford F-150 Lariat 5.4L Timing chain VIN: 1FTPW14V98 Thanks for the responses. We did manually check the oil pressure first. We set the keyway at 11:00 timing mark at 6:00,had a helper hold the RT cam so it did not jump when released. The left side did not move. Found blown tensioner gasket, broken guide chain ...	7
	2009 Ford F-150 Platinum 5.4L MIL Lamp on VIN: 1FTPW14V09 Thanks for the replies. I haven't been able to get the truck back yet, but am convinced that at least the CMP codes are related to the alternator AC interference. I will post results if and when I get the truck back. He is a regular customer so I am hoping he ... Trouble codes: P0022 (Intake cam pos. Timing bank 2), P0341 (Cmp circuit sensor a range/performance b1), P0346 (Cmp circuit sensor a range/performance b2).	8
	2010 Ford Crown Victoria Police Interceptor 4.6L No Start VIN: 2FABP7BV4A Thanks to you guys out there this one is a fix !! Many of you suggested "going back to basics" you are so right! The problem was that the 12v at the coils was not 12v while cranking it dropped to 1.7 - 2.0 v and at one point stayed at 2.0v . a voltage drop tes... Trouble codes: P0446 (EVAP vent ctrl), P1000 (Readiness not complete), P1288 (Cyl head temp.sensor out of range self test), P1633 (Power supp to KAM fuse), P1711 (Trans fluid temp).	14
	2003 GMC Yukon XL 1500 Denali 6.0L Cuts out, MIL Lamp on VIN: 1GKFK66UX3 thanks for all of the pointers on the grounds and the possiblity of a bad rebuilt throttle guys. The truck has been fine for the last 4 days Ive driven it. What we did was put on another rebuilt throttle ( I know the GM "new" throttle would have been be... Trouble codes: 1516 (Acc pedal position and throttle posistion dont agree).	22
	2004 Infiniti G35 3.5L Cuts out, Misfire, MIL Lamp on VIN: JNKCV54E24 THANKS TO ALL OF YOU WHO OFFERED YOUR HELP. I DID VERIFY THAT THE O2 SENSORS WERE CONNECTED CORRECTLY AND NOT SWITCHED AS WELL AS THE INJECTOR HARNESS. IN CHECKING ALL POWERS AND GROUNDS I FOUND MILES OF ADDED WIRING FOR A REMOTE START SYSTEM AND A SECURITY SY... Trouble codes: P0300.	13
	2007 Jeep Commander Overland 5.7L Tpms VIN: 1J8HG68217 Hello everyone. The Jeep guys were right. Bad OEM sensor . Installed aftermarket. Programed clear code test drive Bingo.	4
	2008 Jeep Wrangler Unlimited X 3.8L Cooling system VIN: 1J4GB39128 First thank you all for replying to my request. Sometimes in this business you make early assumptions and that clouds your diagnostics. I did not check for hydrocarbons because it was a clean, well maintained vehicle. After reading the posts I block tested and...	15
	2006 Land Rover Range Rover HSE 4.4L Air suspension VIN: SALME15476 Well... I checked and rechecked for leaks. However, once the shop turned really quiet, I used this as an opportunity to listen for leaks with a stethoscope. I found a line in the lf that had a crack. Soapy water just did not bubble on this leak. I'm guess...	3
	2005 Mazda Tribute S 3.0L heater VIN: 4F2YZ961X5 The customer did not return to finish repairs. I have printed and saved all informationsent and will use it. I thank every one that helped.	13
	1994 Pontiac Grand Am SE 2.3L Upper Engine Noise Or Rattle VIN: 1G2NE5533R Ok, This one is fixed, It tried to beat me but we won! Geoff from Hawaii and Peter from No. Carolina were on to it. I did replace the tensioner but that was the problem. The engine had 70 pounds oil pressure so I pulled the cover back off and found a little sl...	10
	2008 Suzuki Forenza 2.0L speedometer VIN: KL5JD56Z48 Replaced Speedometer head worked fine. Found no way to really test it, plugged a used one in and got lucky!	3
	2002 Toyota Sienna XLE 3.0L MIL Lamp on I would like to thank everybody who took the time to help me with this request. The misfires on cylinders 1, 3, and 5 were due the vvt solenoid getting stuck. When bench tested, solenoid tested perfectly fine. Actuated with scanner or manually would cause ro... Trouble codes: P1349 (vvt control system bank 1).	16
	2003 Toyota Sienna CE 3.0L MIL Lamp on VIN: 4T3ZF19CX3 Many thanks to all that replied. Special "Thanks" to Derrick with some good insight on reading upstream AFR sensors (going rich under heavy acceleration due to cat restrictions) and Fuel trims (going negative to compensate for rich condition) to identify poss... Trouble codes: P0420 (Bank 1 Catalytic Converter Efficiency Below Threshold).	11
	2005 Volvo XC70 2.5L Fuel Pressure VIN: YV1SZ59215 Thanks to all those who responded. I did check for kinked lines and none found. Took apart the module and found quite a bit of corrosion inside, but could not get it to fault. Only indicator as I said was the pump duty cycle at 53% at idle and the inability to...	4

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