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Prev Professional Automotive Repair Technical Discussions for April 11, 2014
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Open Help Requests for All Makes and Models
Help Request Answers
2001 Audi A6 Quattro 2.7L No Start VIN: WAUED64BX1
Afternoon folks, Need some help here. customer brought us this vehicle, we normally work on his wife's TT. another shop had installed this engine after his timing belt had broken. they were unable to get it to run. We had faults for both cam sensors and for th...
2007 BMW 750Li 4.8L Misfire, MIL Lamp on VIN: WBAHN83587
hi fellow techs . This car came in with leaking valve cover gaskets and valtronics servo motor codes 2a6a both banks but reunning fine after we replace the valve cover gaskets the service engfine light came on with codes po011,po021 and po016 some times o018 w...
2006 Cadillac STS 3.6L Fill Procedure VIN: 1G6DW67766
Thank you in advance for any advise. We have this 06 STS in for transmission service. Mitchel is vague on refill procedure. We see a drain plug on the bottom. Is this one like the VW's or Ford Explorers that you refill through the plug? I have the Assenmacher ...
1971 Chevrolet C30 Pickup 6.6L hoses
Does anyone know where the vacuum hoses for the HVAC goes. The control switch has 3 ports, labeled 1,2,3. The only vacuum motors are recirculate, heater valve, and a fresh air inlet on the passenger side, 3 total. Everything else is cable. I started this wor...
1998 Chevrolet Tahoe LS 5.7L brake pedal VIN: 1GNEC13RXW
This Tahoe came in with the brake pedal going to the floor and since we couldn't find any leaks we installed a new master. It didn't help a bit but while bleeding it seemed like we couldn't get all the air out. We pumped so much brake fluid through it that I w...
2001 Chevrolet Impala 3.4L ignition VIN: 2G1WF55E21
have a impala that came in for no start diag. found vehicle to have bad ignition module/pass lock replaced now vehicle won't set security light to do re learn has a u1000 comm. code. you can communicate with bcm but new ignition isn't setting any passlock code...
2002 Chevrolet Silverado 1500 4.8L Starting VIN: 2GCEC19V12
We removed the transmission to replace the rear main seal and now the truck wont start. Hooked up the scan tool and the transmission range matches from the shifter to the scan tool. starter connections are good. have rechecked all connections. security light d...
2006 Chevrolet Impala LT 3.5L Battery VIN: 2G1WT58K86
This vehicle was purchased from a car lot 1 week ago. I have no history on the car other than the car lot put a battery in the car on Tuesday when our customer bought it, then another (a Super Start this time) the following Saturday because the battery was dea...
2007 Chevrolet Avalanche LTZ 5.3L Poor Idle Quality, Hesitation, Stall, MIL Lamp on VIN: 3GNFK12387
This truck came in with a dead #7 cylinder caused by a failed DOD lifter and a reduced power light coming on. The customer wanted the system eliminated and the engine resealed. We removed the engine and replaced all the lifters, cam, and all engine gaskets. Af... Trouble codes: P2135 (TP 1-2 Correlation), P2119 (Throttle closed performance), P2101 (TAC Motor circuit range/performance), P1516 (Electronic Throttle Mod VS Throttle position performance), P2176 (Minimum Throttle Position not learned)
1998 Dodge Durango 5.2L Alternater VIN: 1B4HS28Y9W
Truck has a habit of charging when it feels like it. This is what the owner stated when truck was brought in. The top of the large connector with two wires attached to the alternator has been beaten on so badly it looks like rough sand paper. I believe the pro...
1999 Dodge Ram 2500 5.9L cluster VIN: 1B7KF236XX
This thing is displaying the no bus message in instrument cluster and all gauges inop, Hooked voltmeter to pins 3 and 11 of aldl 0 volts, unhooked all modules on this ckt including ECM, CENTRAL TIMER MODULE, OVERHEAD CONSOLE, RADIO, ABS, AIR BAG MODULE, stays ...
2003 Dodge Ram 1500 Laramie 5.7L No Start VIN: 1D3HU18D23
Came in with a complaint of no start or hard to start some mornings or after a hot drive and heat soak. I have cleaned the throttle plates out, performed a relearn by touching the battery cables together. I replaced the crank sensor with a new part. I am monit...
1999 Ford Expedition Eddie Bauer 5.4L No Start VIN: 1FMRU17L1X
bought vehicle at auction with unknown history and no key. Had locksmith cut key and attempt to program passlock[security system]and was told that ecu would not allow access. scanned ecu and found code for kam voltage. Alldata informed to verify voltage on pin... Trouble codes: P0603
2004 Ford F-150 FX4 5.4L intake manifold VIN: 1FTPW14554
Thanks in advance for any help. Vehicle came to the shop with a whitsling noise coming from intake manifold area, this started according to the customer after replacing knock sensors, cylinder head temp. sersor and intake manifold gaskets, also came with codes...
2005 Ford Taurus SE 3.0L Surge, MIL Lamp on VIN: 1FAFP53225
hello ford friends. please help! calibration is latest available from ford as of 03-29-14. This vehicle exhibits a mil on with memory dtc's p0172 and p0175. customer also complains of higher than expected idle speed cold. also notice idle speed fluctuates sl... Trouble codes: P0172, P0175
2007 Ford Fusion SE 2.3L limp mode-harsh engagement VIN: 3FAHP07ZX7
This Fusion has a recurring code P0758 SSB code. It is in limp mode. The code will clear. The CEL will stay off at idle until you remove the shifter from park or neutral. The trans won't even have time to engage and the light pops on. All charts say it an elec...
2010 Ford Taurus SE 3.5L Unknown VIN: 1FAHP2DW9A
Brake pedal fade/long brake pedal with engine running- brake pedal sinks way down at stop lights, with light/moderate pressure on pedal. Replaced the master cylinder- real motorcraft MC, flushed the brake fluid (power bleeder and manual, DOT4 brake fluid), was...
2007 GMC Acadia SLT 3.6L trans VIN: 1GKEV23707
Hello GM tech's. I've replaced this automatic trans and I'm curious if I need to reprogram the TCM to the PCM in order to get proper trans function. I know I need to perform an adaptive learn procedure but I'm not too sure if a reflash is necessary to complete...
2005 Hyundai Tucson LX 2.7L Pump removal VIN: KM8JM72D75
I tried to remove fuel pump to inspect tank condition. Pump came half way out and would not come any further. Is there a trick to getting these out? do you need to disconnect a hose or tilt it a certain way. fuel guage worked until I attempted to remove pump. ...
2004 Infiniti FX35 3.5L Communication To Control Modules VIN: JNRAS08U54
I have a 2004 fx35 with fault u1000, no communication to transmission control module, rear view camera does not work, no reverse lights and transmission is stuck in fail safe mode. I have checked all fuses and power and grounds, cleaned all engine grounds, che...
2005 Kia Sedona EX 3.5L timing belt VIN: KNDUP13205
I want some feed backs from other techs out there. I have used CRP contitech water pump/timing belt kits for several years and have experienced some problems with timing belt jumping 1-3 teeth on couple of vehicles. One was Subaru outback 2.5L and kia Sedona 3...
2008 Mazda 3 i 2.0L wipers VIN: JM1BK32F28
Hello, I have a weird wiper issue. They seem to have a mind of their own, they wont park at times and will park randomly on the windshield. I've checked the wiring and connections, all look like new. This system has a rain sensor and is controlled by the pass...
1991 Mercedes-Benz 350SD 3.4L Oil Pan
Will a 2 piece oil pan from 1992 300sd fit on this car? It is a one year one piece aluminum pan that has been scrapped too many times. They use the same gasket but I am not sure about oil pump or clearance. Plus more than $300 difference.
1999 Mercedes-Benz S500 5.0L Cuts out, Stall VIN: WDBGA51G5X
Let car idle for 10-20 min. and it dies, after that it runs flawlessly. Cust. complaint it dies on him after the first time intermittently, but I could only get it to act up once per engine warmup. It act as if key is shut off, replaced crank sens. when car ca...
2002 Mercedes-Benz ML320 3.2L Unknown VIN: 4JGAB54E82
Has a misfire in cylinder #1,2,and 3 replaced one injector also switched coil around same problem compression good
2008 Mercedes-Benz ML320 CDI 3.0L engine VIN: 4JGBB22E18
This one kind of has us scratching our heads. Hard to diag when I don't have some of the necessary tools to check what needs to be checked. The story from the customer went he accidently filled the vehicle with gasoline. Drove the vehicle about 30 miles where ...
2006 Nissan Pathfinder SE Off-Road 4.0L Nats VIN: 5N1AR18WX6
I need help with how I get the security code for this Nissan. I need to program 2 additional keys. The vin is [...] and the pin # I get out of the scanner is 4DB27. I am using a launch scantool.
2008 Pontiac G6 2.4L Mechanical VIN: 1G2ZF57B48
Good Morning IATN, I have a 2008 Pontiac G6 with a 2.4L Eco Tech. The vehicle was towed in for a no start and coolant leak. Upon inspection I noticed the customer had hit something in the front of the vehicle which busted the radiator. Not realizing he had bus...
2000 Subaru Forester L 2.5L Gas Tank? VIN: JF1SF6358Y
Replaced rotted out filled pipe with sensor after which very difficult to fill tank. Replaced filler pipe again with sensor and over the next few months replaced vent valve, drain filter, pressure valve, inspect hoses and replace as necessary, canister, vent v...
2007 Suzuki XL-7 3.6L Poor Idle Quality, Cuts out, Stall, Misfire, MIL Lamp on
vehicle come in shop needing timing chains replaced, after replace vehicle ran great, test drove around 50 miles with no issues, delivered vehicle to customer, three days later code p0021 intake cam bank 2 problem, info is very vague, any help is great help Trouble codes: P0021 (cam phaser systen bank 2 intake)
2003 Toyota Highlander 2.4L engine VIN: JTEHD21A53
Removed cylinder head and sent to machine shop. Head was no good so a cyl head from a Toyota Camry was rebuilt, using the original camshafts from our Highlander. New timing chains and gears were installed, as well as a new water pump; Iridium spark plugs; and ...
2005 Toyota Tacoma 4.0L abs VIN: 5TELU42N55
First thank you for everyone's help. The truck came in for a growling noise. I found the wheel bearings making the noise replaced it and the abs sensor because it got broken by the wheel bearing coming apart inside the spindle. After I got done I got in the tr...
2010 Volkswagen Jetta TDI 2.0L MIL Lamp on VIN: 3VWJL7AJXA
Hi everyone Ihis car came in three months ago with mil on from the same codes. We did some research and we could not find any valuable info on the codes description. I did not make an error when wrting these codes they really are shown like this: 12812 1162 p3... Trouble codes: 12812 (No description available), 1162 (No description available), P320C

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2004 BMW 545i 4.4L MIL Lamp on VIN: WBANB335X4
After a couple test drives, the vehicle went "crazy". Every single warning message was displayed along with the radio turning itself very loud and the blower motor continually turning itself on high. Also, the normal door chime going off repeatedly VERY loud... Trouble codes: P0335.
2004 BMW X3 3.0i 3.0L navigation VIN: WBXPA93474
The fix is leave the display unit in the dash assembly. Disconnect the CIM down behind the radio head and pull the whole thing off with the dash. Still cannot tell you how to remove the display unit. Evaporator is in and thanks again for the help.
1996 Cadillac DeVille 4.6L Keyless entry VIN: 1G6KD52Y5T
As with alot of these seemingly complicated problems, it turns out to be something simple. The new customer supplied key fob was the problem. It looks like an OEM fob but I've found that the signal drops out sometimes. I got a new one from Cadillac and it work...
2008 Chevrolet Colorado LT 2.9L Poor Idle Quality, Surge VIN: 1GCCS39938
Someone crimped in the connector to the throttle body. We pulled all the crimps and soldered them. The customer so far has had no problems. Thanks for all the help! Trouble codes: P2135.
2000 Dodge Dakota 4.7L 5v sig return VIN: 1B7GG22N3Y
Finally this thing is fixed. Found out that the TP sensor was wrong. Put in the correct sensor and all is well. Thanks for all the help.
2000 Dodge Dakota 3.9L heater VIN: 1B7GL22X2Y
most replys concerned the aftermarket thermostat I had ordered a new one from the dodge dealer but before it got here I read the reply from dan in Wisconsin.i installed a 205 degree thermostat from napa and got these results.temp was then 199 with scantool and...
2007 Dodge Caliber R/T 2.4L MIL Lamp on VIN: 1B3HB78K47
THANKS to all who replied...once wire was fixed near the ESIM the code went away but the gas cap message was just a bear to clear...apparently needs three complete test cycles to clear its self...wire was corroded about 6 incehs from thew ESIM ...God Bless Trouble codes: P0457 (Gas Cap Loose).
2002 GMC Sierra 3500 SL 6.6L Trans Shifting VIN: 1GTJK33132
Hello & Thanks To So Many Who Offered Us Up Help! We Monitored ISS & OSS Sensors With Tech2 & All Looked Ok.We Checked Fluid & It Was Clean & Full & Didn't Smell Burnt.We Found A TSB Referencing The PNP Switch Or Range Switch As TheySometimes Call It But P0735...
2004 GMC Sierra 3500 6.6L glow plug module VIN: 1GDJC34204
This truck is fixed!!! Finally! I have been waiting on new controller for two days now. The first code temp sensor was fixed with a new maf, the p0670 was fixed with a new controller. vinnie, the truck started fine with the code, mike i had voltage at the solo...
2003 Honda CR-V EX 2.4L Master cylinder VIN: SHSRD78883
Car is fixed. Replaced the ABS unit, the vehicle's brakes feel totally different now (in a good way!) and the pedal no longer sinks to the floor. Evidently, pressure was bypassing inside the ABS hydraulic unit, There were no external leaks. There were a lot of...
2000 Jaguar S-Type 3.0L Poor Idle Quality, Surge, MIL Lamp on VIN: SAJDA01C9Y
Thanks for the replies... I ended up puling the new VVT solenoid and having the dealer send another. once that was installed the running problem and the P1386 was taken care of. Did not do anything on the Head Temp sensor issue. Does not seem to affect the... Trouble codes: P1386 (VVT Over advanced-Bank 2).
2002 Jeep Grand Cherokee Limited 4.7L Low Vent Pressure VIN: 1J4GW58N52
Well, the customer continues to drive the vehicle and has yet to bring it back in. When he does I will recheck and close with a fix. Thanks for all your help
2007 Nissan Xterra X 4.0L vvt system VIN: 5N1AN08U37
Thanks for the input. We dissembled the timing cover and rechecked the timing all marks and chain links lined up so we replaced all three timing chains. Now no more check engine light. looks like that old chains where just to stretched to reuse lesson learned.
2008 Other European Crafter 2.5L Diesel particulate filter VIN: WV1ZZZ2EZ8
Ok. So Im closing this one not sure that we fix this problem or not and that is really bugging me! We checked the boost pressure, rail pressure, airmass and compared the specified value with the measured value: all ok. The turbo actuator moved freely. We put ...
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