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Prev Professional Automotive Repair Technical Discussions for May 10, 2014
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Open Help Requests for All Makes and Models
Help Request Answers
2003 BMW 525i 2.5L Ecm VIN: WBADT43443
Scan pulls code p0313 multipal misfire, low fuel. No info on tech line or mitchel and identafix. What is the cause and correction ?
1970 Chevrolet Corvette 5.7L Carburetor VIN: N0TAVA1LAB
I need someone who has the specifications for this Quadrajet. The kit was missing the actual specification sheet, everything else was there. If someone has a sheet from one of these kits it is identified with the slip in the box as sheet "D". I need float lev...
2007 Chevrolet Suburban 1500 LTZ 5.3L digital display VIN: 1GNFK16377
Pulled codes and got two U codes: U0140-00 lost communication with body control module U0121-00 Lost communication with Anti-Lock brake system module Cleared these two codes and on the next scan we got: U0101-00 Lost communication with TCM U0100-00 Lost commun...
2008 Chevrolet Uplander LS 3.9L Floor VIN: 1GNDV231X8
Im not sure where else to look, Just recently when it rains I get water on the far right side of my passenger side floor board, I have read other forums where it is talked about a tube but I cant seem to find one. Any other suggestions as to where to look for ...
1996 Ford Windstar GL 3.8L 1-2 shift & Reverse VIN: 2FMDA5142T
This is my wife's van. The problem began with intermittent very harsh 1-2 shifts. A couple of days ago it began slipping when doing the 1-2 shift, but otherwise it worked ok. That same evening it suddenly lost reverse. The transmission isn't the original, it's...
2000 Ford F-250 Super Duty Lariat 7.3L No Start VIN: 1FTNX21F3Y
Hello fellow techs, thanks in advance for taking the time to read about my problem. The customer had this truck towed to my facility after it failed to start after stalling. The customer stated the truck was losing engine power over ten miles or so and finally... Trouble codes: P0340 (Cmp censor circuit malfunction), P0470 (Exhaust back pressure circuit malfunction), P1211 (Icp not controllable pressure above/below desired)
2008 Mazda 5 Grand Touring 2.3L Excessive Emissions VIN: JM1CR29L98
Fail CO EMISSION 0.9 : Replaced Air/fuel ratio but still fail. MAF Replaced but same. Idle AFR 0.99 BARO 3.99V BARO 14.6 PSI ECT .58 V = 195 F EQ RAT11 BANK1 SENSOR1 : 0.99 EQ RAT11 DSD(DESIRED EQUIVALENCE RATION) 0.97 FUEL PULSE WIDTH 1920 US IAT 1.62V =98 ...
2004 Saab 9-3 Aero 2.0L warning chime VIN: YS3FH46Y84
hi everyone just need some input on this one, I have a shop in a resort town and customer came to us because while she is driving on her 3 hour trip here her warning chime will keep going off while she is driving and its driving her nuts. there are no warning ...
2008 Toyota Sequoia Limited 5.7L No Start, Stall VIN: 5TDBY64A08
K guys and gals ...this vehicle was towed to me 6 months ago as a cranks but wont run . Tow truck drops it and I jump in and engine starts and runs just fine . Scan diag shows a p2799. I keep the truck for a couple days and test drive it several times under va... Trouble codes: P0335 (Ckp sensor fault), P2799 (Immobilizer fault)
2002 Volkswagen Beetle GLX 1.8L Cuts out, above 65mph warm VIN: 3VWDD21C22
Howdy - need help with a pair of 1.8 turbo beetles 02 & 03 and wouldn't ya know it both belong too my kids so dad's not the hero right now. Like to find something on at least 1 of them so i can fix the other. Both cars shut down for just a second at hwy speeds...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2008 BMW 328i 3.0L modules VIN: WBAVC53588
1996 Chevrolet Lumina 3.1L Cooling fans VIN: 2G1WL52M7T
Heres what I found for cooling fan operation:The primary cooling fan operates when engine coolant temperature is above 226F with A/C Off or 223F with A/C or Defrost functions requested and vehicle speed is less than 50 mph. When A/C refrigerant pressure is g...
2005 Chevrolet Cobalt 2.2L immobilizer light VIN: 1G1AK52F05
Hi all, as was mentioned by many, the problem was the ignition switch. The resistor is inside of the switch on this model. It is recommended that the dealer part be used. Seeing that we don't have a GM dealer here in Freeport Bahamas I had to do the next best ...
2008 Chevrolet Silverado 1500 WT 4.3L Air bag VIN: 1GCEC14X18
Finally out of my hair! Took truck back to dealer, they tried to re-flash, and couldn't. They then told me the new cluster was bad, ordered it up and installed it. They didn't charge me anything extra and the customer is happy. I'm just disappointed the wh...
1997 Dodge Dakota 3.9L No start/shut down VIN: 1B7GL23X2V
First, it is indeed a "high line", has SLT emblems. I verified that the CTM has the label "high" on it. Customer learned about a key issue the hard way, he unlocked it with his second key and set off the system. I checked all the power wiring splices, etc. to...
1997 Dodge Ram 2500 5.9L 2-3 shift VIN: 3B7KF23D2V
Thanks to all for the great response. I've been waiting to talk to customer and he stated it was still doing the same thing after my adjustments. Some of the suggestions were the valve body and or the TV bore., Governor solenoid or pressure transducer.and or p...
2005 Ford E-350 Club Wagon Chateau 5.4L TCC solenoid VIN: 1FBNE31L45
Thanks Greg, I should of mention it's a 14 bolt pan if that makes a difference. 4R70W right? still not sure? Replacing the round solenoid design and plastic molded harness fixed it. No more flashing OD light or PO743. Thanks for y'all's help! Sometimes doing ...
2008 Jeep Grand Cherokee Laredo 3.7L No Start VIN: 1J8GR48K58
Thanks for all the replies. It was wireless ignition node,basiclly module were ignition fob went into. Looked at data and saw fob was not being reconized. Wish some people would be nicer and help others out when they say the are factory tech and give you no in... Trouble codes: B2229.
2008 Mercedes-Benz S550 5.5L Suspension Module VIN: WDDNG71X18
Turns out this suspension malfunction light was present before we worked on it. It was a first time customer so we didn't want to call them off the bat to tell them we broke their car. Besides seeing the code displayed as "6000, power supply to suspension c...
2001 Nissan Maxima GLE 3.0L No Start VIN: JN1CA31AX1
I am going to close this for now, running out of time on this post. Thanks to everybody who took time to reply. This thing has got me buffaloed! I have tried everything everybody has suggested. (except removing trans and cleaning mounting) I am checking this t...
2007 Nissan Sentra SL 2.0L shift indicator light/s VIN: 3N1AB61E47
Well Duh! I do really feel a bit stupid posting this request but thanks for replying. When she (daughter) finally brought me the car (which by the way was because she got a flat tire)I pulled the cover and replaced the 194 peanut bulb. took longer to walk into...
1988 Pontiac Fiero Sport 2.8L Poor Fuel Economy
My friend tried all new sensors again and a prom update, so far no success, it still has the same symptoms. He is going to put it on the back burner for now. If he has any new progress, I will post it at a later date. Sorry about that, I wish I had better news...
2006 Pontiac Grand Prix 3.8L MIL Lamp on VIN: 2G2WP58256
Thanks for all the IATN help. We found [...] Fuel tank Pressure Sensor was defective. car is FIX we set all OBDII monitors and passed the smog test. Thanks. Trouble codes: P0446 (Evap Control Vent Malfunction).
2001 Toyota Solara SE 2.2L monitors VIN: 2T1CG22P01
Thanks for all replies. After receiving the proper drive cycle info, I am now confident that the monitors will clear. I did,however,give the car back to the customer to drive. I will recheck monitors in one to two weeks. No codes have set to this point. Ray .....
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