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Prev Professional Automotive Repair Technical Discussions for May 28, 2012
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Open Help Requests for All Makes and Models
Help Request Answers
2008 Dodge Ram 3500 Truck SLT 6.7L Charging VIN: 3D7MX49A48
This vehicle came to me from a body shop with the alternator not working. My wiring diagram doesn't show me which wire does what. It's a two wire connector. The red shows a week ground w no voltage and the brown shows 5v assuming VREF. Can someone tell me exac...
1996 Honda Civic DX 1.6L clutch plate VIN: 2HGEJ6342T
Shortly after purchasing this car I noticed the clutch would frequently grab abruptly and shudder near the top of its travel. If I did not know the former owner personally and observed the thoroughness with which this car has been maintained I would have immed...
1999 Honda Accord EX 2.3L pressures low VIN: 1HGCG5653X
Hope some of you guys with mad Honda skills can help me with this one. This one belongs to one of my tech's wife. Came in not blowing cold; system was 12 oz low. Evac/recharge/dye; found service port leaking. Fixed, recharged, still won't blow cold. Compressor...
2002 Jeep Grand Cherokee Laredo 4.0L Poor Idle Quality, Cuts out, Stall, Misfire, MIL Lamp on VIN: 1J4GX48S52
I have a P0353 code and no ground signal to coil driver #3 (tan and orange wire). Ohm tested the 3 driver wires from the coil connector to PCM connector and all 3 are are good. Ohm tested tan and orange wire (#3 driver) to ground and its not grounded. Replaced... Trouble codes: P0353
2005 Mazda RX-8 1.3L No Start, Hesitation, Misfire VIN: JM1FE17N75
hallo i have mazda RX8 SHINKA thas is give me a problem im not familiar whit those cars, some other shop told the customer that the engine in bad; but when i did that clear flood procedure start good & ran i dont hear nothig in the engine but the catalystic co... Trouble codes: P0300, P0301, P0171, P0174
2004 Mercedes-Benz SL500 5.0L Abc
OK, hear it goes. Car came in with fast dipping (dropping) left front and slightly slower dipping right front. Noticeable within 10 min. on the left front and within a couple hours on the right. Right strut was damp and left was dry. I replaced both struts and...
2005 Nissan Altima SE-R 3.5L Misfire, MIL Lamp on VIN: 1N4BL11E45
I have this 05 nissan altima v6 3.5L that keeps burning coils (blistered). I have replaced 3 coils and neg. battery cable as per the tsb. The car ran fine for a day and customer brought back with same problem. Mil on and blinking with p0300 misfire code. I fou... Trouble codes: P0300

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2005 Chevrolet Suburban 1500 LS 5.3L Interior VIN: 1GNFK16Z25
Thanks to the replies I replaced the cluster under warranty & it works fine. I have a tech2 but it is not connected to the gm web site so I don't think I can program it here. I will have the GM dealer program it when the customer returns. I was able to change ...
2002 Ford Focus SE 2.0L Poor Idle Quality, Cuts out, Stall, Misfire
replaced the crank sensor no change , sprayed brake clean around intake manifold and found a evap. hoses on back of intake plenum that had blown off when it got wet and back fired , thanks for the help.
2004 Ford F-150 FX4 5.4L MIL Lamp on VIN: 1FTPW14514
After many hours of testing I finally found it when I introduced a vacuum leak to force it lean to make sure pcm would respond properly. I disconnected pcv, it went very lean, then I pluged it and ran it, the trim went from -20 at idle to -5. The pcv system wa... Trouble codes: P0172, P0175.
2008 GMC Acadia SLT 3.6L Air Bag Light VIN: 1GKEV237X8
Vehicle still at dealer but fixed. Fix was removing wet interior carpet. Replacing passenger airbag module then replacing passenger seat sensor to be able to program new module. I know there was a big problem with the sunroof water leaks in these vehicles. GM ...
1996 Honda Civic DX 1.6L water pump VIN: 2HGEJ6342T
Thanks to everyone who commented.Installing Honda coolant is the safe choice but no one was able to answer my question whether it was any better than G-05. I will try to compare the contents of Honda coolant and G-05 by looking at the ASTM formulas listed on e...
2003 Jaguar S-Type 4.2L Excessive Emissions, Hesitation, Misfire, MIL Lamp on, reduced pwr display VIN: SAJGA03U13
Well I'm not a Jaguar tech but it doesn't take much to find that the drivers side cat was plugged solid! New cat from Jag retails at $2400 so we welded in a universal and it passed e test and runs great. Thanks to all! Trouble codes: P0171, P0302, P0304, P0306, P1314, P0140.
1996 Jeep Grand Cherokee Laredo 4.0L Poor Idle Quality, Hesitation, Cuts out, Stall VIN: 1J4FX58S9T
At this time I am gathering my wits. Cut the cat out to find the rear half melted away. Pulled the reman distributor[A1 Cardone] and replaced it with a new Cardone. Engine idles but won't take throttle. Installed 2 new o2s. Still no throttle response. Removed ... Trouble codes: P1391.
1995 Toyota 4Runner SR5 3.0L Front Diff.
Well, I got this 4-Runner back together. I left the vacuum hose disconnected to the 4WD port on the actuator for testing purposes to try to confirm that the vacuum solinoid may have possibly been leaking by. I drove the vehicle quite a bit for a few days wit...
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