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Prev Professional Automotive Repair Technical Discussions for July 31, 2014
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Help Request Answers
1998 Audi Cabriolet 2.8L convertible top VIN: WAUA488GXW
calling all audi masters!! I have this audi here the top raises up the rear deck lid opeons and that's it scanned control mod pulled 01094 switch 3 convertible top box f195 and 01099 switch for luggage compartment lock and code 00271 see repair grope 01 35-10 ...
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2000 Audi A6 Quattro 2.7L Poor Idle Quality, Misfire VIN: WAUED24B8Y
Help Audi techs! This A-6 came in on a hook- died while driving. No spark. Tested and confirmed ignition control units had failed. When we replaced them the vehicle started, ran very poorly and melted one of the control units in seconds. We found multiple bad ...
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2005 Buick Terraza CXL 3.5L Stall, MIL Lamp on, reduced engine power VIN: 5GADV33L05
This vehicle original came to us with a "reduced engine power" message and a code p0068. We replaced the throttle actuator, cleared codes and delivered the car. About 2 weeks later, the car wouldn't start and had the reduced engine power massage again. this ti... Trouble codes: P0068
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2005 Chevrolet Corvette 6.0L converter VIN: 1G1YY24U35
Good morning everyone, I'm just looking for any insight for an automatic transmission replacement. Can it be done without removing the torque tube? Are there any short cuts,cautions that aren't in the GM manual? Any help would be appreciated. [small town shop,...
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2008 Chevrolet Uplander LT 3.9L Electronic VIN: 1GNDV33138
Hello, have this uplander that sets codes b0418, b0428 and b3532 all at the same time. Replaced the rear mode motor,rear temp motor and passenger front temp motor.not sure why it keeps setting codes for 3 motors when only one at a time moves.if i adjust knob f...
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2014 Chevrolet Corvette Stingray 6.2L Monitor status VIN: 1G1YK2D75E
So my Dad just bought a new corvette from the east coast and had it shipped out here to California. Cali requires this car to be smogged now. For the life of me, I can not get all the monitors to run. All but evap and o2 have run. Anyone out there have any s...
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2006 Chrysler PT Cruiser Touring 2.4L wipers/headlamps VIN: 3A8FY58B56
car arrived no wipers and no headlamps check for codes none found removed battery cables from battery and jumped . reinstalled battery cables and all works normal .sent car out it returned in a couple of weeks with the same problem , have check for proper oper...
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1994 Dodge Ram 2500 5.9L a/c compressor VIN: 1B7JC26Z3R
Have by passed high and low pressure switches and fuses,the blower works in all position's so I'm thinking either the switch or powertrain control module,I also switched relays with no change.I'm wanting to varify my thinking before I go any farther. Thinks in...
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2004 Dodge Grand Caravan SE 3.3L MIL Lamp on VIN: 1D4GP24R54
Hello All, I have a Chrysler here I would like to get some opinions on. Fault P0138 (O2 sensor 1/2 high voltage). PID for sensor 1/2 is pegged at 4.8V and intermittently drops to 0V and right back up to 4.8V. Here are my test results: Signal wire, O2 1/2 disc... Trouble codes: P0138 (O2 Sensor 1/2 Voltage High)
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1969 Ford Thunderbird 7.0L Mechanical
Car came in with very poor a/c performance. WE check pressures and found low side in a vacuum. performed an a/c service to make sure system still had the correct amount of Freon and it was still right at 1.8 lbs. customer decided that it must be the expansion ...
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2005 Ford F-250 Super Duty XL 5.4L cap VIN: 1FTSF20P65
Truck cam in with typical noisy cam and timing chain noises. Replace both cam phasers, 4 guides, gaskets and both hydraulic tensioners. Removed oil pan and cleaned any foreign debries from pan. No end play in crankshaft. Cam bearings good. When the engine runs...
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2006 Ford F-250 Super Duty XLT 6.0L tRANSMISSION cONTROL VIN: 1FTSW21P96
The trans in this truck was recently overhauled. The initial problem was that it would upshift fine until it was braked to a full stop. When trying to accel again the trans would start out in 5th gear then drop hard into first. Scan data shows that the trans c...
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2007 Ford Freestar SEL 4.2L No Start, Cuts out, Stall, Misfire VIN: 2FMZA52277
looking for some help with communication pcm.. I have this van 4.2l that will make a pop noise in air filter like pop pop pop as that is happening the theft light is flashing with the noise also battery light flashes with noise and theft light in time.. scoped...
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2008 Ford F-250 Super Duty XLT 6.4L all gears VIN: 1FTSX21R88
P0657 is a hard code after we checked all solenoids in the VB and wiring to TCM for shorts and opens I am suspecting the TCM. Just wanted to know if anybody else has run into this code?
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2009 Ford Explorer XLT 4.0L Starting VIN: 1FMEU63E29
Hi all I have this explorer that has a communications problem. When I scan the network I can only communicate with the cluster. I completed a continuity test and the problem that I found is my power supply to the DLC somehow is crossed with the HS CAN neg and ...
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2012 Ford F-150 XL 5.0L Mechanical VIN: 1FTPF1EF6C
Customer stated the check engine light is on and is misfiring at idle primarily. The codes gathered were P0308 i inspected the ignition system and the spark plugs were completely worn out but prior to replacement i chose to test the coil and it tested good to ...
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1992 GMC C3500 Sierra SLE 7.4L tcc VIN: 2GTHC39N4N
The problem with this truck is the computer at highway speeds turns the TCC off and on causing a surge and engine speed fluctuation. This customer brought this truck to us after several other shops. To try to correct the problem he has replaced the transmissio...
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2005 GMC Savana 2500 4.8L 1-2 Shift, 2-3 Shift, Converter Clutch VIN: 1GDGG25V65
Good Day, This vehicle has consistently come back with returning codes for 1-2(A) shift solenoid, 2-3(B) shift solenoid, and Converter Clutch pressure control solenoid. I have Ohm'ed every wire from the transmission to the PCM (they were all good,) and traced...
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2005 GMC Sierra 2500 HD SLE 6.6L Egr VIN: 1GTHK23215
What would make fuel leak from the EGR electrical connector?
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2003 Honda Civic LX 1.7L Pcm VIN: 1HGEM22593
I need help with this car its giving me a hard time everything began when i accidently blew up the 40 amp fuse which is the main power supplier for the car this is whats going on when i fisrt start the car the battery light stayed on the mil light flicks on an...
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2003 Hummer H2 6.0L Brake Pedal VIN: 5GRGN23U23
We recently replaced the Power Steering Pump and Both Power Steering Hoses connected at the Pump. Since then the brake pedal seems to have about 1 inch of free travel before there is resistance in the pedal. Brakes seem to work normally otherwise. The brake pe...
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2002 Hyundai Santa Fe GLS 2.7L evaporator VIN: KM8SC13D32
I have replace the thermistor twice both Hyundai parts I ohmed the thermistor at different temps and it works the contrl head has been replaced, if I disconnect the thermistor the compressor stops. there is a 5v reference to the thermistor and while running dr...
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1995 Jaguar XJ6 4.0L driver seat memory VIN: SAJHX1747S
Driver seat memory not setting/remembering the backrest or bottom cushion position. all other memory functions- (forward/backward, steering wheel, mirrors, headrest)OK. Jaguar has discontinued this module so we went to the used market. Both my original module ...
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2000 Jaguar XK8 4.0L right bank 1-4 cyls VIN: SAJJA42C0Y
Hi everyone and thanks for checking this out, I have had a heck of a time with this jag. This thing came in from another place with misfire codes on bank 1 so far i have been over everything that makes sense but have come up blank I'm really leaning toward the...
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2000 Jaguar XJ8 4.0L Converter VIN: SAJDA14C2Y
This car came in my shop with the check engine light and code P0741-Torque converter clutch system performance or stuck off. I replaced the converter and valve body with parts from a reputable company that I have done business with before. After the job was co...
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2006 Jeep Grand Cherokee Laredo 3.7L Wipers VIN: 1J4GR48K86
We have this jeep came in with wipers not working - needed ipm . Replaced ipm wipers work no problem but air bag light on with no communication to air bag module - would like to know if anyone knows if this needs to be configured i have wi tech - called dealer...
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2008 Jeep Patriot Sport 2.4L No Start, Stall, MIL Lamp on VIN: 1J8FT28W38
I used a scope to see if the sensors had any signal drop outs but none were present. The code only comes on during driving at slow speeds. I cant get it to act up in the bay. I also removed the valve cover because i found fine metal shavings when i replaced th... Trouble codes: P0017 (Crankshaft-camshaft timing misalignment-bank 1 sensor 2)
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2006 Land Rover LR3 SE 4.4L transfer case VIN: SALAE25466
Hello Group, Message center states "transmission range change not available",meaning transfer case cannot be shifted to low range.Have codes P173C,clutch actuator position sensor-circuit high,P0808,clutch position sensor circuit high,and P0903,clutch actuator...
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2000 Mazda Miata 1.8L No Start, Poor Idle Quality, Cuts out, Misfire VIN: JM1NB3539Y
This vehicle came in with the customer complaint that the car was running poorly then over the period of a couple of days got to the point where it would start and stall or just not start. They installed new plus, wires, coils and a crank sensor to no avail. C... Trouble codes: P0339
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2008 Mini Cooper S 1.6L Mechanical VIN: WMWMF735X8
Customer (friends Dad) owns this lovely Mini Turbo. We've done a few things in the past on it Valve Cover and Brakes. He dropped off the car today without much prior warning, and said please change the Turbo Oil Return hose. I checked Alldata and they show 4....
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1966 Pontiac GTO 6.4L tach
looking for old school tech.need some help.helping friend with his 66 gto. has point's ignition.he sent his dashboard tachometer out to be checked and fixed twice.when he bought the car tach didn't work.he sent it out to be checked and fixed.he had someone wor...
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2005 Pontiac G6 GT 3.5L output shaft seal VIN: 1G2ZH52865
This one was in to replace transmission valve cover and wiring harness and all switches accessed behind this cover, customer cracked cover when removing axle and removed cover and knocked harness and shift switches in the process, all functioned, but replaced ...
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2000 Toyota Tundra SR5 4.7L No Start VIN: 5TBBT4416Y
This is a bit of a shot in the dark. Customer towed in this tundra for a no start. It died going down the road one time then restarted 30 minutes later. A week later it failed to start so it was towed to my shop. It started right up for us and did so everyday ...
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2003 Toyota RAV4 2.0L engine VIN: JTEGH20V83
This 03 rav4 came in with smashed timing cover. Replaced timing cover and tensionor rail. All timing marks aligned with timing chain links etc. Vehicle will not start, kicks back like timing is too advanced. What the hell am I missing. Mitchell & Toyota factor...
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2008 Toyota Camry Hybrid 2.4L Unknown VIN: 4T1BB46K28
hi guys i need some help i have this 2008 toyota camry hybird with water leaking from the a/c box , water on the floor i clean the drain but the box still leak water a/c works perfect .but where the evap is the box is leaking water any help thank you guys
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2004 Acura TL 3.2L timing belt VIN: 19UUA66214
Thanks for all the advise you guys gave. It's been 6 days, still not making chirp noise. I'm going to call this fixed for now. I believe the worn water pump bearing and the tbelt hydraulic tensioner were the cause of this. Some repliers weren't sure but ill sa...
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2002 BMW 745i 4.4L left valve cover VIN: WBAGL63452
thank you all for taking time to help. after letting it run in the shop for over an hour we finally got a drip, valve cover area is dry its coming from that upper timing cover.. we always start with a degrease and add dye. at this point I think the original va...
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2008 BMW 650i 4.8L Cluster VIN: WBAEA53568
didn't recieve many replys. we monitored power at the fuse and behind the cluster while replicating the fault. power was clean and steady. we concluded it was an internal fault with the cluster. installed new cluster and code it with autologic. all works fi...
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2000 Chevrolet Blazer LS 4.3L Surge
I want to thank everyone for their help. I performed a back pressure check as everyone had suggested. It had 2-4 lbs at 2000rpm(1.25 max is spec.) If I power brake at 2000 rpm then it shoots way up. I also did a post cat-less then .5LB at any rpm. Replaced Y P...
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2001 Chevrolet S10 4.3L engine VIN: 1GCCT19W31
after complete tear down and machine shop inspection found valve guides and cam bearings severely worn cust went with new long block for repair.
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2006 Chevrolet Trailblazer SS 6.0L Stabilitrak VIN: 1GNET13H16
I replaced the steering angle sensor and the left front wheel speed sensor with the same results. It was the right front wheel speed sensor. I found it by using a Tech2 in the snapshot mode using the live graph feature. The right front sensor would drop out. T...
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2006 Chevrolet Cobalt LT 2.2L Hi Speed BUS VIN: 1G1AL15F96
Good afternoon, what I found was the ignition switch that the customer had installed was the culprit. I had to purchase a new switch from the dealer, programmed the system and the vehicle started right away. thanks for the help.
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1999 Chrysler LHS 3.5L No Start, MIL Lamp on VIN: 2C3HC56G2X
Hello, everyone. I wish to thank Jeff [...] Brewster for their replies to my help request on the 1999 Chrysler LHS. Unfortunately, the vehicle is not yet fixed, and because I have such a bac... Trouble codes: P1695 (No Body CCD Bus Messages), P1686 (No SKIM Bus Message), P1687 (No MIC Bus Message Cluster), P0300 (Multiple Cylinder Misfire), P1698 (No Trans CCD Message).
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2005 Chrysler Crossfire 3.2L Control head VIN: 1C3AN55L05
I have not been able to get the vehicle back. I will probably get it back before cooler weather. Thanks to all of those who helped.
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2006 Dodge Dakota SLT 4.7L missfire VIN: 1D7HE48N16
Guys thank you for all your help.I didn't know but my boss got the injector from a part store I don't like buying parts from it was a defect so I went to dealer got a good part and off it went every one happy thanks again god bless
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2007 Ford F650 5.9L fail/safe mode VIN: 3FRWF65F87
Thanks to all of your help, we did fix this truck. We opened up the transmission control module and found no power at either fuse. We could not find the break in the wire, so we used accessory fuse taps to connect to the supply side of both fuses and ran a ne...
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2008 Jeep Liberty Sport 3.7L wipers, instrument cluster VIN: 1J8GN28K78
Replacing the cluster and sending the vehicle to chrysler to be reprogrammed fixed this vehicle. After testing powers and grounds and scoping the communication lines at the cluster we knew the cluster was bad so we replaced it. Replacing the cluster restored...
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2009 Land Rover Range Rover HSE 4.4L shift interlock solenoid VIN: SALME154X9
Thanks Mario, Mukesh, and Avinash for taking time to help me with this problem. I did all I could with limited to no diagnostics in Alldata. I checked power and ground at TCM plug. I had ignition power at terminal #9, battery power at terminal #14, ground at t...
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1995 Mercedes-Benz SL320 3.2L Headlamp switch
Thanks for the replies. I was not satisfied with just replacing the wire and installing a fuse. I figured since the headlamp switch was hard to turn it was the culprit. I replaced the switch and repaired the wiring. Before I hooked the battery back up, I t...
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1996 Mercury Cougar XR-7 3.8L Misfire, MIL Lamp on VIN: 1MELM624XT
Thanks to all who realized that Ford PCM's cant find the correct cylinder!!! I was chasing a p0302. By watching the numbers on cylinder contribution test while disconnecting plug wires one at a time...I discovered that pulling #2 wire caused miss on #5. Pul... Trouble codes: P0302.
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2006 Mercury Grand Marquis LS 4.6L Air distribution VIN: 2MEFM75V96
Well, a good percentage of you were right on that the control head was the problem. To verify it, we hooked the vacuum gauge up to the vacuum source hose at the back of the head. While driving, I could accelerate as much as I wanted and the vacuum gauge woul...
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