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Automotive Technical Exchange for the Automotive Repair Professional
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for All Makes and Models
Help Request Answers
1999 Dodge Pickup 5.9L MIL Lamp on
hey dodge techs! this truck is intermitantly setting p0237. the truck is for sell at a quality preowned lot. a mil coming on during a test drive will kill a sell. i cleared the code after checking values on the scanner. the condition to set was not present. si... Trouble codes: p0237 (map sensor low voltage).
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2003 Dodge Neon 2.0L reverse
After the overhaul was completed and the software level of the tcm verified that it was up to date, i performed a quick learn and went for a road test, everything seemed to operated fine, however when in reverse, as long as i let it idle itself back it worked ...
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2004 Dodge Pickup 5.7L abs
Allright all Mopar masters out there... Getting stumped here. This 2004 1500 pickup has the ABS light, Red brake light and the Speedo doesnt work... also the check engine light is on with a VSS fault of course. So far I have replaced the sensor in the rear dif...
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1994 Honda Civic 1.5L Excessive Emissions
Super clean, well maintained low mileage Honda VX coupe continues to fail Calif. Smog test at idle for high HC (approx. 175ppm). Tune-up condition is excellent (recent factory cap,rotor,wires and plugs). I adjusted valves yesterday and drove car on freeway app...
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2002 Lincoln Continental 4.6L abs system
need some help with this one, when starting to slow down the abs pump comes on, not all the time, unplug abs pump and it doesnt happen, there are no codes in system.brake system is in good shape no bad wheel bearings.tires are good and suspension,replaced both...
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2000 Nissan Maxima 3.0L Poor Idle Quality, Surge, Misfire, Poor Fuel Economy, MIL Lamp on
Hello everyone. I have this nissan in the shop it belongs to a local used car dealer that bought it at auction. The car is very clean. It has a mil light and codes p1320 and p0300 and a obvious miss fire. I do not have the correct scan tool but my snap on scan... Trouble codes: P1320 (ign signal primary circuit failure), P0300 (Random miss fire).
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2002 Pontiac Grand Am 3.4L No Start
Car came in for no start.Customer could get car started if they spray starting fluid it starts and will restart.But when car cools down it wont start.When you check injector pulse when problem happens there is no pulse.Found fuse underhood blown fuse for a/c a... Trouble codes: b2965 (b2960-), b2960 (b1374-), b1374 (testing and results).
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1994 BMW 740i 4.0L transmission
While everyones response was helpful, i still have not been able to resolve any of the problems with this car. At this time i need a break from it. Customer is driving this vehichle for the time being. I'll get back to it in a week or two. Thanks Ned [...]/ Sp...
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1998 Chevrolet Suburban 5.7L Hesitation
I ended up replacing fuel pump to repair. The pump was only putting out 50-55 psi when it was cold outside and this is not enough pressure. Thanks to all of the replies.
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2001 Chevrolet Tahoe 5.3L 4x4
Hello all and thanks for all the ideals. I sent it chevy and they refashed the tccm. I checked and cleaned all the connectors. The encoder motor sounds a little to loud but possible normal. The 4 x 4 is working normal now but the temp is also not that cold? I...
9
2002 Ford Thunderbird 3.9L Poor Idle Quality, Misfire, MIL Lamp on
thanks for your help with ideas. the misfire occurs cold and slowly goes away after engine warm up, approx 10 minutes. we had smoke checked the intake for leaks and were unable to locate any intake manifold orings leaking, we checked and double checked the ign... Trouble codes: p0305 (misfire cylinder 5), p0316 (misfire detected first 1000 revolutions).
13
2006 Ford Crown Victoria 4.6L instrument cluster
I took a chance after testing several possiblities and installed a cluster. Unfourtunatley the problem resurfaced. I reprogrammed the cluster and the lights never came back on. I do not think that was the fix. I also gave the comm. wires a pull and no light...
3
2001 GMC Sonoma 2.2L Torque Convertor
Well it iss fixed. After driving for longer periods it set P0752 TCC engagement when not commanded. Several suggested this was the case stating TCC soleniod was clogged not exhausting the fluid flow. I replaced the TCC solenoid,PWM solenoid,removed vale bod...
9
1998 Honda Accord 2.3L fuel smell
Thanks to everyone ,smoke machine found the leak at top of two way valve ,top was seperated almost completely , installed new oem valve and o rings cleared code ,egr port drilled with riggid cable all the way through intake and exhaust sides ,cleaned with c... Trouble codes: p1456 (leak in fuel tank system), po401 (insufficient egr flow).
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1995 Jaguar XJR 4.0L Hoses
Both scenarios, removing or not removing the supercharger were recommended in the replies received. We ended up, with the help of an ingenious 1/4 drive ratchet that flexes and is a little more than 2 in. long from the 1/4 drive head to the flex arm, to releas...
3
1997 Jaguar XK8 4.0L Misfire
This is a qualified fix report. I didn't actually find any smoking gun type of component failure. I swapped the #1A bank coil, previously replaced, with the #3A bank coil, and, per one reply, went to the CPS location and removed and inspected the sensor. The... Trouble codes: P0300 (Random misfire), P0301 (Misfire cyl 1), P1313 (Misfire rate catalyst damage-cyl A1), P1316 (Misfire excess emission), P0201 (Fuel Inj circuit malfunction cyl A1), P0335 (Crak pos sensor circuit malfunction).
3
1999 Lincoln Town Car 4.6L Hesitation, Cuts out
My genisys scanner doesn't show misfire information for this car. So, I did a compression test, all the cylinders showed 210 psi except for two cylinders. Cylinder no 2 was 75 psi. A leak down test showed exhaust valve leakage. Pulled the valve cover and found...
12
1992 Mazda B2600i 2.6L Hesitation
Sorry for the late reply on this truck! I lowered fuel tank and found that the fuel feed line was partially pinched. I replaced the short piece of line and also replaced fuel pump too. I replaced the pump because truck was like this for a while and thought tha...
7
2001 Mercedes-Benz S500 5.0L Hesitation, MIL Lamp on
Ok, so this car is fixed. Everybody said that out of spec is out of spec and I finally got that to settle in my bosses head. A new pedal position switch fixed this one, it does come as a whole pedal ass. After I got it in my siganl 1 was .32v and signal 2 was ... Trouble codes: p0120/p0122 (P20DC- Accelerator Pedal Sensor Signal 1 short circuit to ground Potentiometer Below min. value or defective).
4
2002 Mercedes-Benz SL500 5.0L engine
THANKS TO ALL THAT POSTED HELP, SPECIAL THANKS TO DAVE [...] WHO HIT THE NAIL RIGHT ON THE HEAD. WITH 33,000 KMS THE CAMSHAFTS HAVE DEVELOPED A CONDITION CALLED "CLATTERMARKEN". THEY GET RIDGES ON THE CAMSHAFT LOBES THAT CAUSE THE WHIRRING NOISE. DAVE'S EXPLAI...
4
2003 Volvo C70 2.3L MIL Lamp on
Thanks to all, everyone nailed this one on the head... It was the ABS module, available from BBM in Mass. For 100.00 (Rebuilt)... Anyhow, plugged it in and problem is gone.
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