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Prev Professional Automotive Repair Technical Discussions for June 11, 2014
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Open Help Requests for All Makes and Models
Help Request Answers
2008 BMW 328xi 3.0L speakers VIN: WBAVC735X8
customer states that the car has static in the rear speakers all the time regardless if the key is in the ignition or not. the static will continue no matter what until the modules go to sleep. customer has replaced the amplifier in the past and that fixed the...
2005 Cadillac SRX 3.6L power steering VIN: 1GYEE63795
hi I am putting this on here for a dealership that helps us often this is one of the service writers personal vehicle. he has told me that it has no power steering at idle after 10 minutes. he has replaced the power steering pump 3 times and has replaced the r...
2001 Chevrolet Suburban 1500 5.3L Poor Idle Quality, Misfire, MIL Lamp on VIN: 3GNFK16T91
Vehicle came in with engine running rough and it had a bad squeal coming from the left side of the engine. My scanner said that each one of the left bank cylinders have a erratic miss. It sounds like there may be a massive vacuum leak. I checked the PCV hose a... Trouble codes: P0101 (Mass air flow circuit), P0300 (Multible engine miss fire), P0463 (Fuel level sensor)
2003 Chevrolet Impala 3.4L cooling fans VIN: 2G1WF52E33
So we have this impala in for overheat issues. We replaced the thermostat (p0128) and radiator (cracked side tank). We bled out the cooling system with 50/50dex mix. no bubbles in coolant and water pump has been replaced previously. After these repairs the eng...
2006 Chevrolet Express 3500 LT 6.0L Poor Idle Quality VIN: 1GCHG39U36
Van is killing me real bad. When cold, idles low and stalls doing parking lot maneuvers. Idle stays low. Once hot the van races up to 3000 RPM ,out of control. The short story is replaced MAF and throttle body (inc tps and idle motors) first 2 visit. 3rd visit... Trouble codes: P0506
2004 Chrysler PT Cruiser 2.4L Mechanical VIN: 3C3FY48B94
I have a 2004 pt cruiser non turbo in the shop. With the a/c gauges on the vehicle, when I activate the a/c the high pressure maxes out the gauge past 500 until the high pressure switch shuts the compressor down. once the pressure drops to about 350 the compre...
2007 Chrysler Sebring Touring 2.7L Pedal VIN: 1C3LC56R27
Car came in with brake light on and soft brake pedal. Another tech looked at car and found worn pads all around. Replaced pads and rotors on all 4 wheels and flushed brake fluid.when finished brake pedal would sink almost all the way to floor. After alot of bl...
2003 Dodge Dakota 3.9L Misfire VIN: 1D7HG12X83
i have run into a wall with this. I have checked all of the common causes, I did have some pretty arc'ed up wires when the vehicle first came in and initially a p0300 along with the p0306. Notable misfires and all counters increasing as fast as the scanner cou... Trouble codes: P0306
2004 Dodge Dakota 3.7L Po750 VIN: 1D7HG12K84
Shows up on tow truck- from out of town- had to get a rental car to go back home- no history known-but just happened out of the blue- trans fluid OK average- Immediately resets code after clearing- all fuses good, ***Trans control relay turns on with key on- b...
2001 Ford Ranger Edge 3.0L Mechanical VIN: 1FTYR10V61
auto came in running rough. has a lot of miles on it. it fgvery well taken care of. had misfire on #5 cly. did a tune up plus and wires. now has misfire on 4and6. has code p1101. mass air flow problem. pulled upper intake check fuel injectors. all ohm. out fin...
2010 Ford F-350 Super Duty XLT 6.4L exhaust VIN: 1FTWW3BR1A
Hi guys this one making me scratch my head. Is a used trunk traded in. have a 2010 ford f350 with 6.4l, truck starts right up runs smooth no missfire at all. after a 5 min test drive starts bellowing white and blue smoke so bad i cant see behind me, acully got...
1989 Jaguar XJS 5.3L abs VIN: SAJNV4846K
Hello Group, This Jag has a hard brake pedal,no brake assist and a slight pull to the left.No warning lights on.Teed in a pressure guage between the hydraulic pump and accumulator and have 170 Bar.Step on pedal a few times and pressure drops 10 bar,pump comes...
1997 Lincoln Town Car 4.6L air susp VIN: 1LNLM81WXV
i have this town car i did a coil spring conversion on and im trying to keep the air suspension light off. the paper work that came with the springs says to turn air ride switch off and cut the black wire at pin 11 on the black connector of the air ride module...
2004 Mazda 3 S 2.3L No Start VIN: JM1BK14314
Ok let's start over, i just closed the previous request for lack of Mazda support. Now i have support back meaning Mazda's program mmp90 is once again online. I got out codes from pcm and hec, received in codes from mazda and still nothing. As i stated in last... Trouble codes: P1260, B2139, U2023, U0121
2005 Mercedes-Benz C230 Kompressor 1.8L Surge VIN: WDBRF40J15
Hi fellow euro techs. Thanks in advance for the help. This car surges at idle in gear with the a/c on only when cold. Never any codes. Feels like a lean vacuum leak. Smoke checked system no leaks found. Maf readings look normal. As soon as it warms up a little...
2006 Mercedes-Benz E350 4Matic 3.5L Hesitation, Misfire, MIL Lamp on VIN: WDBUF87J36
Vehicle came in 8 months ago with worn balance shaft gear and related codes. We replaced the gear, chain, and tensioner at that time. Vehicle was completed and drove fine with no engine light. Car returned last month with bank 1 head gasket leak and cam cover ... Trouble codes: P0022, P0024, P0019, P0018, P0304, P0305
2010 Mercedes-Benz Sprinter 2500 3.0L rear cover leak VIN: WDZPE8CC6A
Rear differential cover has oil leak at base,has anyone seen this as a regular problem on either Dodge Sprinter or Mercedes Sprinter. Customer claims that jacking under the banjo with 3 ton commercial jack in center of housing causes the cover to leak. All com...
2009 Nissan Cube SL 1.8L "limp" mode VIN: JN8AZ28R59
I know this one is going to be a bit "outside" and not the typical drivability issue, but I figured someone might get a kick out of it and perhaps have an insight that leads to a resolution. This Cube came to me with the owner at the end of his rope and seemin... Trouble codes: P1550 (Bat current sensor), P1212 (Tcs/circ), P1574 (Ascd vhl spd sen), P1701 (Tcm)
2012 Nissan Altima 2.5L no starter oper VIN: 1N4AL2APXC
Good morning fellow techs. I have this 2012 Altima that came from a body shop. Original problem was no ac oper. Pulled in and inspected wiring to compressor. Went to restart and dash lights and cluster would come on, but had no starter oper. Found tech service...
1999 Toyota Land Cruiser 4.7L Brake Loss VIN: JT3HT05J3X
Group, We are at the end of our diagnosis of this system and have almost as many questions as we have answers, although we are now intimately familiar with the system, yet C1252 AND C1256 codes remain. The test plans are very difficult to follow, but we have ...
2004 Toyota Sienna XLE 3.3L Sonar Warning VIN: 5TDBA22CX4
This Sienna equipped with Sonar proximity sensors 2 on front corners and 4 in the back. The buzzer for the front sensors (different sound from the rear sensor buzzer)will trigger intermittently and the pictograph on the climate control panel will show all sens...
2004 Toyota RAV4 2.4L hard incorrect shifting VIN: JTEGD20V44
After we rebuilt the trans, we might have confused to input and output speed sensors because they look identical. so we tested both ways and trans shifts smoothly and throws the code P0746, the other way the trans shifts really hard and there aren't any immedi...
2011 Toyota Sienna XLE 3.5L Accessories VIN: 5TDYK3DC0B
Friend states front sunroof will not open after closing.. check and found TSB 0141-11 concerning replacing sub sunroof assembly along with Garnish.. I also found TSB 0140-11 concerning garnish and holder, but this is damage or defective part and not perverting...
2003 Volkswagen Jetta GL 1.8L compressor VIN: 3VWRE69M43
The a/c has 100 psi of static pressure when shut off. It wasn't working so I checked for power to the compressor and there is none but it seemed to flash to power a couple times. When the ac is turned on the cooling fan comes on. I thought the connector for th...
2010 Volkswagen Jetta TDI 2.0L Turn Signals VIN: 3VWAL7AJ7A
Hello having trouble with this car, asking for you guys to leaded me in the right direction. Car came it with three codes. Turn signal switch and Cruise Control Switch (Defective)also control module incorrectly coded. You could move the turn signal switch but ...
2002 Volvo S60 2.4L Valve Adjustment VIN: YV1RS61R52
This Volvo came in with a bad head gasket. Had it pressure tested and just in case they mixed up the buckets, I want to do a valve adjustment with the head off. Is there a way to do it without installing the cover and removing the Torx plugs, because the top c...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2006 BMW 330Ci 3.0L Engine VIN: WBABW53446
Ended up using the Vanos rattle kit from Beisan Systems. Fixed that rattle, customer is happy. Thanks for the reply's
2011 BMW X5 xDrive35d 3.0L MIL Lamp on VIN: 5UXZW0C53B
The temperature sensor is inside the tank and only comes as a unit from the dealer... Customer have not yet made an appointment to come in to have us check it out... It's most like the tank due to some personal emails from European techs. Thanks so much for th... Trouble codes: 46F9, P205C.
1996 Chevrolet Cavalier Z24 2.4L Cylinder #3 and 1 VIN: 1G1JF12T6T
Thank you to all tech for the help on this one like most tech point to the plastic housing cover was bad, we replace it and no more misfire. thank to; Ronald from California, Greg from Pennsylvania, Patrick from New York, Dan from Texas, Gordon from Ontario, ...
2010 Chevrolet Camaro LT 3.6L Volt Meter VIN: 2G1FB1EV4A
Well it turns out that there is nothing wrong with this vehicle. After testing all of the grounds and watching the voltage I could find nothing wrong with it. The PCM is commanding the generator to low voltage and the generator is responding normally to the co...
2006 Chrysler PT Cruiser Touring 2.4L clunking noise VIN: 3A4FY58B16
I thank everyone for their replies. Many said to check the engine mounts. The fix was install left control arm making sure rear bolt was torqued to 185 foot pounds. The torque on the rear bolt may have been the real problem. The control arm was out so it w...
1998 Dodge Ram 1500 ST 5.2L No Start, Stall VIN: 3B7HF13Y6W
I tried unplugging the CTM and cluster but there was still no change. I talked this issue over with a friend that was a Dodge tech and he said that the CTM shouldn't cause this issue. He thought the PCM was the issue due to the fact that I had communication...
2001 Ford F-150 XLT 4.2L Engine VIN: 1FTZX17211
I had pressure tested the cylinder originally and HC in the coolant confirmed I did not have a combustion issue. I thought maybe the MLS gasket was acting like a reed valve. Heads were removed and sent out to be tested for cracks & flatness. I was told they pa...
2001 Ford E-450 Econoline Super Duty Custom 7.3L driveabilty VIN: 1FDXE45F41
Customer needed the vehicle on the job site. He has agreed to return and let us get to the bottom of this. If I can post the final fix I will. Thanks for the help, I did get some more tests performed before he needed it, but to no avail. When the throttle got ...
2005 Ford F-150 FX4 5.4L No Start
This truck was 2 hours away from me so i went back with a Solus scanner and commanded the fuel pump on, found when wiggled FPDM connector the pump would stop and start- replaced FPDM harness connector and perfect now, guessing owner may have probed pins with s... Trouble codes: P1233.
1999 Isuzu NQR 4.8L stuck in limp mode VIN: JALE4B144X
Thank you all for the responses. It seems like information was lacking on these trucks. What fixed this vehicle was a wiring repair. After replacing the TCM I still had 2 codes come back (had 4 to begin with) 17 which is the inhibitor switch circuit and 21 tps...
2005 Jeep Liberty Limited 3.7L A/c system VIN: 1J4GL58K35
Thank you everybody for taking the time out of you busy life! wow! that was a lot of input, learned something new, The problem was the fan, I just assumed (bad habit) if high speed fan works low speed should work, well it didn't. like some of you mentioned whe...
2007 Kia Sportage LX 2.0L MIL Lamp on VIN: KNDJF72497
well it turn out that the head we got from autozone was wrong, after testing the ocv valve by sending power too it the rpm did change which told me the ocv valve and sprocket where good,we checked the cam sensor and it had a perfect square pattern which told m... Trouble codes: P0011 (Intake over advance bank 1).
2003 Land Rover Discovery HSE 4.6L engine VIN: SALTP16433
The lesson is taught over and over. New parts are not always good parts. It was the new thermostat that was the problem. We bought it from worldpac, I picked one up from rover today and the problem is solved!! Long story follows if interested... This truck c...
2002 Lexus RX300 3.0L SRS light VIN: JTJGF10U62
This one is fixed. Got twisted with the schematic from alldata showing ignition power in to the cluster, through the bulb, and out to the SRS module, in my experience that's power/consumer/ground. Alldata's schematic also showed all other warning indicators ex...
2003 Nissan Xterra SE 3.3L No Start VIN: 5N1MD28Y63
FIXED. ecm was bad. can see one chip melted. no reason for failure and can honestly say no damage to wiring when installed intake. Some one here may had hocked up the battery to get milage but not sure that would have destroyed it. Once installed used comput...
1998 Pontiac Grand Prix GTP 3.8L Poor Idle Quality VIN: 1G2WP5215W
Hey folks, I would like to thank you for the replies. This was actually opened by a friend of mine from another shop. I let him use my account so I could show him how well this works and encourage him to get his own account. Anyway, on to the fix. He said he ...
2000 Toyota Corolla VE 1.8L MIL Lamp on VIN: 1NXBR12E4Y
a lot of people said vacuum leak I smoked it warm didn't see any leaks but when I give it gas I hear a leak some where I am waiting till they can drop it off for a cold smoke test then I will let you guys know what I have found I am pretty sure its going to be... Trouble codes: P0171.
2005 Volkswagen Jetta 2.5 2.5L Starting VIN: 3VWDF71K05
the engine was turned counter clockwise when installing converter bolts the exhaust cam turned but the intake cam didn't move we put it back in time and it works well thanks for all the replies this one was a learning experience for sure
2000 Volvo S80 T6 2.8L Poor Idle Quality, Misfire VIN: YV1TS90D9Y
This vehicle is partially fixed. A bad Ign. Coil for Cylinder #2 was the cause of the misfire. Still get a CE light for O2 sensor, which the customer did not wish to pursue att his time. Trouble codes: 9400 (Brake Pedal Sensor), 3503 (Misfiring), 3523 (Misfire Cyl. 2), 2910 (Front Heated Oxygen Sensor B2 Heating).
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