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Prev Professional Automotive Repair Technical Discussions for February 5, 2015
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Open Help Requests for All Makes and Models
Help Request Answers
1994 BMW 325i 2.5L Cuts out, Misfire, power loss VIN: WBABJ6323R
Greetings BMW Masters. This 325i came to our shop with the complaint of power loss over 3500rpm. On hard accel it pulls strong to approx 3500 rpm then abrubtly loses power and will not rev up to even 4000 rpm at full throttle even in first gear. It feels as if... Trouble codes: 42 (road speed sensor/ knock sensor 2)
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2006 BMW Z4 Roadster 3.0i 3.0L no power on fuse 32 VIN: 4USBU33556
Customer complain gear light on for transmission.Pulled car in shop all lights on dash was on and no power steering. Pulled codes had no communication in dme,tcm, steering angle,etc.Checked all fuses all was good except fuse 32 no power or ground. Went to wiri...
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1997 Chevrolet Blazer 4.3L abs
The truck came in for soft/spongy brakes. Randomly, the red brake light would come on, and the brake pedal would go to the floor. Other times the brakes would feel and work normal. We found that the proportioning valve (mounted to the ABS unit) was by-passing ...
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2004 Chevrolet Tahoe LS 5.3L Accessories VIN: 1GNEK13T84
Hey guy see if you can help me I have a a rear rsa modual not powering up I have voltage good ground i go to my set data line light blue I have no square wave I have to get to spice pack 207 tomorrow and start testing from there my question is should the face ...
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2004 Chevrolet Tahoe LS 5.3L Accessories VIN: 1GNEK13T84
Hey guy see if you can help me I have a a rear rsa modual not powering up I have voltage good ground i go to my set data line light blue I have no square wave I have to get to spice pack 207 tomorrow and start testing from there my question is should the face ...
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2006 Chevrolet Avalanche 1500 LS 5.3L Hesitation VIN: 3GNEK12Z96
strange one for the chevy guys out there. This vehicle at times will not accelerate at all and the "traction active" message displays. this happens on dry road. if you just hold the gas pedal down and wait like 5-10 seconds it will all of a sudden normalize an...
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2011 Chevrolet Silverado 1500 LT 5.3L Oil Pressure VIN: 3GCPKSE37B
Thank you to everyone for your Help, Vehicle keeps setting Code P0521 for oil pressure performance, have checked pressure and replaced oil pressure switch, Code continues to come back while driving. Usually comes back about ten to fifteen minutes into drive cy...
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2011 Chevrolet Cruze LT 1.4L Poor Idle Quality, MIL Lamp on VIN: 1G1PF5S94B
This car came into our shop with poor idle quality and the mil lamp on. We replaced the MAP sensor and cleaned the mass air flow sensor. All the data looks good as far as I can tell except the intake manifold pressure PID. This is not the MAP pressure, that se... Trouble codes: P1101 (Intake air flow system), P0171 (Fuel trim lean), P0106 (Manifold absolute pressure problem)
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2006 Chrysler Town & Country 3.3L Stall VIN: 1A4GP45R86
Problem child here this caravan acts up intermittently. - if loading up in drive it would stall. But never in reverse. Customers complain is it stalls at stops or comimg to a stop. We had codes for cam crank and tps.. Replaced all and tps pigtail. No codes re...
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2005 Dodge Stratus SXT 2.7L Misfire VIN: 1B3EL46T15
Vehicle came back after repair 40 miles later with check engine light on. vehicle runs fine when at high rpm.however when at idle cylinders 1 ,3 , 5. show high misfire counters between 50 and 100 and engine has noticeable miss. Also when engine rpms increase m... Trouble codes: P0300
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2007 Dodge Ram 1500 SLT 5.7L Heater VIN: 3D7KS19D57
On a trip towing snomobiles heat temp dropped. Found exhaust gasses in cooling system. Replaced head gaskets and water pump due to posts on the plastic impeller. Heater output still not good enough on below zero days. Drilled hole in heater case to look at ble...
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2002 Ford F-250 Super Duty XL 5.4L Heating VIN: 1FTNF21L72
Truck came in complaint no heat. Found very low on coolant. Pressure test found crack upper tank of radiator. Replaced rad. Hoses and t/stat. Ran truck all good. Day later truck returns cool heat. Double checked everything rebled system seemed to help. During ...
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2003 Ford Windstar Limited 3.8L line pressure VIN: 2FMDA58423
This vehicle was towed in with a sudden no pull. I presumed it would have a stripped converter or pump shaft. After it was unloaded it will pull in reverse and will go forward. Both ways seem you have to rev engine to get it to move & reverse is stronger then ...
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2004 Ford F-250 Super Duty Harley-Davidson Edition 6.0L Has New Gearbox All Ball Joints, And R/Inner Tie R VIN: 1FTNW21P44
Customer had ball joints replaced came to shop for an alignment and we had to grease all ball joints, the other shop that installed them did not grease them.. During inspection informed customer of play in gearbox and bad r/inner tie rod. Replaced bad parts an...
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2004 Ford F-250 Super Duty King Ranch 6.8L fuel gauge VIN: 1FTNW21S64
I would like to pick your brains here on this vehicle. Customer ran out of fuel due to his fuel gauge not working. I tested sender at 4 pin harness and found 15 ohms. Added 5 gal. of fuel still had 15 ohms. Dropped tank and found damaged float. Replaced module...
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2007 Ford Ranger XLT 3.0L Poor Idle Quality, Misfire VIN: 1FTYR44U57
truck was brought in and I see new coil and wires also plugs new . did a compression test seem to be fine with all cyl about the same.. checked inj with light seems to be ok flashing bright and steady all inj look the same. this truck has a slight miss at idle... Trouble codes: P0304, P0305
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2007 Ford F-550 Super Duty XLT 6.0L oil VIN: 1FDAW56PX7
we did almost $15k worth of work to this truck and now its back 4 months later with a leak. Replaced heads, did ARP stud kit, bulletproof egr and oil cooler bypass. all of that seems to be fine, no leaks there as far as i can tell. pressure washed the motor an...
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2004 GMC Savana 3500 6.0L Misfire, MIL Lamp on VIN: 1GDJG311U6
Hello everyone. This vehicle is a school bus, if that makes a difference. It came in running rough with CEL flashing. First code was the crank sensor code. Sorry I forgot the number. When changing the crank sensor found that the center wire on the pigtail was ...
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2009 GMC Canyon WT 2.9L MIL Lamp on, VIN: 1GTCS14929
truck turns on ABS lite sets c0240, ECM sets p0856, valid code but not for 09 truck. have replaced ABS module started there all modules show loss of comm with it. then replaced ECM no help. Truck will function normal with alt unplugged tested alt okay, put one...
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2007 Lexus ES350 3.5L Door locks VIN: JTHBJ46G37
This vehicle came in to the shop with very intermittent passenger and rear door lock/unlock inop condition. The condition could be repeated after letting the vehicle idle for .5 hours. Smart key battery is new/tests good. When condition is apparent key fob, do...
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2008 Lincoln MKX 3.5L Water pump VIN: 2LMDU68C58
Hello everyone. I am not sure that this vehicle only needs a water pump. It runs well when started but amount of coolant in the oil makes me suspicious of a head gasket or worse. Anyone know if the water pump can flood the crankcase if leaking? Thank you, San...
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2000 Mercury Cougar 2.5L Speedometer VIN: 1ZWHT61L3Y
This vehicle was sent to me by a former employee who is an expert diagnostician. It belongs to a friend of his. He had been struggling with the speedo inop issue for some time and when the fuel pump died he decided to unload it on the ex boss. As to the no sta...
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2008 Nissan Titan PRO-4X 5.6L Driver Cylinder head VIN: 1N6BA07C08
Original complaint P0307. While servicing P0307, the complete driver bank had hard deposit fouled plugs and the #3 inside plug insulator broken. The passenger bank was completely normal. Plugs were original. Customer also reports light puff of white smoke in...
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2006 Saturn Ion Red Line 2.0L inner cv joint VIN: 1G8AY14P16
Thanks in advance to all who can help. I have strange one that is not making sense. The car came in on a hook with right side upper motor mount broken in half and the right side inner cv joint pulled apart. The axle was very recently replaced by someone else. ...
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2003 Subaru Legacy L 2.5L Poor Idle Quality VIN: 4S3BH635X3
engine will no idle and idles slow at times no matter what the engine and ambient temperature is. Engine and air intake sensors are good. Replaced an injector because it was leaking externally and engine idled good for 2 weeks and then the same problem occurre...
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2011 Volkswagen Jetta TDI 2.0L windshield washer VIN: 3VWLL7AJ1B
Windshield washers inop. This car does not have headlamp washers. All-data does not show a decent wiring diagram for this system. Wipers do work normally. I cannot find any blown fuses on the vehicle. From what I can tell, the washer pump should have volts to ...
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1995 Volvo 850 T-5R 2.3L abs VIN: YV1LS5712S
Vehicle came in with ABS and tracs warning lights on After cleaning and checked rear wheel sensors those codes don't come back after test driving but 4-2-3 cannot be erased All fuses power supply and grounds are ok Only thing that's left acording to vida is fa...
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2001 Volvo V70 T5 2.3L no communication VIN: YV1SW53D71
Car came in when inspection station could not communicate with ecm. Plugged in with autologic and could not communicate with any module. Car starts and drives fine with no warning lights. Tried two other scanners and still no communication. Ohmed data lines fr...
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2003 Volvo S40 1.9L steering column VIN: YV1VS29553
Hello, I replaced the stabilizer bar bushings on a 2003 volvo s40 in which the subframe dropped approximately 2 inches. I could barely fit a 2x4 piece of wood between it and after I installed everything, as I was driving it on the alignment rack, I noticed the...
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1999 Dodge Ram 1500 Laramie 5.2L spark plugs VIN: 3B7HF12Y8X
Thanks to everybody that provided some advice on this one. With no luck at all the sleeves were stuck and not budging on this motor. The heads swelled up around the sleeves swelling the sleeves so bad they had to be cut out and then the plugs were wasted from ...
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2002 Dodge Ram 1500 ST 4.7L Dr. Heat VIN: 1D7HU18N92
It ended up being the heater core. Thanks for all the input from everyone.
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2004 Dodge Ram 2500 SLT 5.9L No Start, hard start VIN: 3D7KU26C64
the engine was returning to much fuel. capped off each injector line at rail and found #4 injector was the problem. Replaced injector and engine started good.
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2000 Ford Focus Sony Limited Edition 2.0L Starter VIN: 1FAFP3430Y
Thank you all for your replies - I was correct in the fact that the hardware stores just "clone" your original key so the PATS keys I had cut were essentially blank chips. As many of you stated - call a lock smith - he was able to cut one key and program vehi...
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2001 Ford Mustang 3.8L Battery draw VIN: 1FAFP44401
OK, this one is a head scratcher... found the 2 wires for the regulator reversed. I started thinking about this as I was trying to sleep last night and it dawned on me that all the basics (and not so basics) were covered and I should start thinking about what ...
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2009 Honda Civic LX 1.8L MIL Lamp on VIN: 2HGFA16579
The code hasn't come back yet. I took Bob's suggestion, and replaced the gas cap. If the code comes back again, I will dig deeper. Trouble codes: P0451.
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2014 Hyundai IX35 2.0L Heat air
This car is still under warranty. open inner circulation mode, It is ok.The customer will go the 4S dealer. Thanks for the input.
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1995 Jeep Grand Cherokee Laredo 4.0L Ignition VIN: 1J4FX5858S
Most everyone confirmed my suspicions on this Jeep. But because it's my car, I'll just keep driving it until the connector shaking doesn't work anymore, I don't want to spend $450 for a new PCM. Because this is about the worst PCM ever made, there aren't any i...
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1991 Mercedes-Benz 420SEL 4.2L engine VIN: WDBCA35EXM
After replacing the thermostat with a BEHR unit the customer felt the the out put OK,I suspect there is still a problem with the heater valve, we have not had any real cold weather, so she may be back. Thanks for the help.
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1998 Mercedes-Benz ML320 3.2L auxiliary fans VIN: 4JGAB54E5W
Hello, techs..thankyou for your help. The problem was a bad AAM module. Custormer finally told me his story, the battery was out of charge, and he charged the battery without disconnecting the cables and made a mistake he connected in a wrong way the battery c...
7
2005 Mini Cooper S 1.6L Drive belt VIN: WMWRE33405
Thanks to all who took the time to post. The Gates belt tool really helped out. Not sure if I'll ever need it again but I have it if I do. I found 2 problems by using the tool. The alt. was not straight and the supercharger pulley was sticking out to far. Ther...
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1999 Nissan Frontier XE 2.4L Misfire VIN: 1N6DD26S7X
First let me thank all of you for your replies. This was a rather strange problem as the misfire only occurred on cylinder number 3, but the fix for this was the ignition coil. In the process of rechecking our test results we saw a spark jump from the ignition... Trouble codes: P0303, P0300.
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2006 Nissan Pathfinder LE 4.0L MIL Lamp on VIN: 15N1AR1846
Finally nailed this one. We overlook the ground from exhaust to body. 2 of them was missing/broken off. its located on the exhaust, bottom middle of vehicle. Thanks for all the help. keep asking and fixing... Trouble codes: P2A03.
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2006 Saab 9-5 2.3t 2.3L MIL Lamp on VIN: YS3ED59G76
Thanks to everyone who offered input on this case. My original concern was not being sure that the combustion detection signal from the new OE ignition cassette was okay. The fault code 1312 was not current when the car came to me but was intermittent. I just ... Trouble codes: P1312 (Combustion detection circuit open or short to power cyls 12).
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2008 Volkswagen Passat Turbo 2.0L MIL Lamp on VIN: WVWUK73C98
Well after a week of tearing out what little hair I have left the car is back on the road. The best I can figure is that the tech working on the car rushed through some vidal steps. 1. Timing belt was off a tooth it looked like it was on but when the belt wa... Trouble codes: P0016.
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