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Prev Professional Automotive Repair Technical Discussions for September 16, 2011
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Open Help Requests for All Makes and Models
Help Request Answers
2003 Audi A4 1.8L Alarm VIN: WAUVC68E63
Have a strange problem and little info. to go on: Initially vehicle exterior lights would not flash with fob operation; replaced fob battery and lights operate/flash normally. Key fob operates lock and unlock normally most of the time (bear with me); horn neve...
1997 BMW 318is 1.9L MIL Lamp on VIN: WBABE8326V
I have a problem with a 1997 BWM 318is 1.9. The vehicle was a no start and was towed in. Upon arrival I tried to start it and found it was flooded. Cleared the flood and the vehicle started, but the ses light was on with code 112. Scoped the cam sensor and it ... Trouble codes: 112 (camshaft position sensor circuit malfunction)
2005 Buick Rendezvous CX 3.4L No Start VIN: 3G5DA03E45
At my Witts End. Intermitten Loss of Power To Cranksensor A (Behind Balancer)Lose Power to Red wire.Power comes from Pin 70 At the ECM.Pin Testing Computer I have 1.8 Volts at pin 70 and 1.8 volts at Cranksensor.If Car Does not start If i supply 12 Volts to cr... Trouble codes: P0335
2001 Chevrolet Express 1500 4.3L No Start VIN: 1GCFG15W01
The VTD system dose it disable both the fuel pump and injectors or just the injectors. This van came into our shop a no start, Cranks ok and has spark, but no fuel pump or injectors. Computer dose not turn on the fuel pump or let injectors fire. Computer shows... Trouble codes: P1631 (Theft code. Pass lock and computer not agree)
2004 Chevrolet Express 3500 6.0L No Start VIN: 1GBJG31U94
Truck towed in for no start, cranks but kicks back. Scope cam and crank signals. When starter is jumped, so cranked without key, patterns look fine. Except they are both at about 8.5 v max. When cranked with key (alowing fuel) pattern looks ok exept that the h...
2004 Chevrolet Silverado 2500 LT 6.0L air bag light VIN: 1GCGK23U04
trying to locate on the vehicle the right side impact sensor- alldata shows inside pass door, dealer faxed picture- shows inside right seat, cannot find this thing anywhere! originally recieved sensor under radiator and tried anyway since i had it but thats no...
2005 Chevrolet Colorado Z85 3.5L Starting VIN: 1GCDS13695
Hey guys need a little help here.I have a Colorado with an intermittent no crank.If I remove the blue connector at the pcm or remove the positive battery cable the vehicle will start every time afdter reconnecting.I have tried another pcm and ignition switch t...
2004 Chrysler Sebring Touring 2.7L mode door and blend door VIN: 1C3EL56R94
Have tested the wires at the back of the c.m. and they seem to be reading right, but it seems as though my motor books do not cover this car for the acuators. have tested the mode door with a knowen good part and it is not moving.
1991 Ford E-350 Econoline Custom 7.5L Steering VIN: 1FDKE37G4M
Ok problem on this one is that the steering is so hard to turn to the right that i need both hands.but to turn to the lelf i can do it with one finger.i did a fluid flush using the bg produt. Which i got good luck in the past. But no luck this time.i got a cow...
2003 Ford Excursion Limited 6.8L trailer brake VIN: 1FMNU43S23
This truck was purchase used. Customer wants to add an aftermarket trailer brake controller. He has a Curt Reflex with a wiring harness that plugs into factory harness. The problem is the harness under the dash goes through the firewall in a factory harness, c...
2004 Ford Freestar SE 3.9L noise VIN: 2FMDA51614
Vapor management valve making a rattling/hooting noise during cruise.Noise will go away momentarily on decel. Valve was replaced to fix an evap small leak dtc. Replaced with a second valve from dealer and after two days the noise is back. Hose from intake to v...
2008 Ford Ranger XLT 4.0L Brake Pedal VIN: 1FTZR15E68
The problem on this truck is: vehicle came without brake pedal,the shop were it came from had replaiced two master cylindes and they never got any pressure to the pedal. We install two new master cylinders from the dealer too;the problem is...after the repairs...
2008 Ford Expedition EL Limited 5.4L engine VIN: 1FMFK19528
Vehicle was brought into shop some time after oil change a some place like a jiffy lube. Shortly after oil change engine developed a knock on top end. What vescocity of oil used is unknown. After removing valve covers and timing cover we noticed some slack in ...
2002 Honda Civic LX 1.7L No Start VIN: 2HGES16532
Good day to all and I greatly appreciate any and all responses to this post. This vehicle I am working on is a neighbors car and Im not sure if I am heading in the right direction for a repair or not. Her vehicle will not start. battery is definitely no good. ...
2000 Jeep Wrangler SE 4.0L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire, MIL Lamp on VIN: 1JFA49S5YP
This thing starts fine and then after it warms up a little (not much) it starts running rough and it will set p1296 map volts sensor low. running on graphing multi meter you can see hash lines that drop below .100 millivolts (hence this is why its setting the ... Trouble codes: P1296 (Map volts too low)
1999 Lexus RX300 3.0L battery VIN: JT6GF10U7X
Hello everyone. I hope someone can help. This vehicle has to be jump started after it sits for a little longer than a week. I thought the defective alternator was causing the problem but not. The new alternator is working very good. If I let the vehicle rest f...
1991 Mazda Protege DX 1.8L Rear Drum Brakes VIN: JM1BG2244M
Niece inherited vehicle from stepfather passing away - on her way to school in another state - I am checking it over.Pedal is basically to the floor but solid. Went to clean and adjust rear brakes and found this ridiculous setup that Ford uses where the e-brak...
1990 Mercedes-Benz 560SEL 5.6L Poor Idle Quality, Hesitation, Cuts out, Stall, MIL Lamp on, flash code 7 VIN: WDBCA39E6L
my question is on the 7 pin dlc conector under the hood on driverside is the cap that covers the dlc connector supposed to have jumper pins in the top of the cap like a bmw and if so would not have ing them affect the running of the vehicle any help would be a... Trouble codes: 7 (td sensor sig)
2000 Oldsmobile Alero GL 2.4L Red Brake Light VIN: 1G3NL52T3Y
I condemed abs mod. Shop manager rechecked and agreed. I installed mod. Start car abs and red brake light on, cleared abs, 5 seconds later both lights back on. With codes 1286, and 1246. On source of information tells me that 1286 is the code to turn on brake ...
2001 Oldsmobile Aurora 3.5L Stall VIN: 1G36R64H41
Hello, I have a very troublesome Aurora that intermittently will just stall like you shut the key off. if you catch it when it's about to happen and throttle it, it will stay running. It has a MAF code that keeps coming back even though has a good MAF sensor a... Trouble codes: P0101 (MAF sensor performance), P1106 (MAP Sensor voltage intermittently high)
2002 Pontiac Grand Am GT 3.4L Tcc VIN: 1G2NV12E82
This car intermittently has an RPM flare of around 500 rpm's. When this occurs the cruise control drops out. Condition can be duplicated by rolling down the drivers side power window. However, it will act up at any given time with or without rolling down the w...
2006 Subaru Forester X L.L. Bean Edition 2.5L Fuel smell VIN: JF1SG67696
well first off the customer concern is that after he drives around etc.. he gets home and parks his vehicle inside his (sealed) garage. so then the next day or later on in the day he walks up to his vehicle and smells fuel right away near the rear - without ev...
1991 Toyota Camry 2.0L Misfire VIN: 4T1SV21E9M
Purchased this car about 6 months ago running rough, no power, found coil was cracked, pickup coil was coming apart (windings fraying) plugs and wires appeared new, cap dated several months back, replaced pickup with used dist, installed new coil, ran better b...
1999 Toyota 4Runner SR5 3.4L valve train VIN: JT3HN86R0X
Hey guys, i am replacing head gaskets on this vehicle. I laid out the parts( cams,lifters/shims etc.) in order. Unfortuantly i bumped into the table and it collasped sending parts everywhere. now i have to figure out which shims go where. i have measured the h...
2010 Toyota Camry LE 2.5L Balance Shaft Assy VIN: 4T4BF3EK7A
We have this vehicle in for repair after a front end collision damaged the upper oil pan requiring replacement. (cracked just rearward of the front lower engine mount bracket) We're in the reassembly phase but I'm unable to locate (or maybe I'm not using TIS c...
1987 Volvo 244 DL 2.3L Excessive Emissions VIN: YV1AX8859H
Vehicle is being difficult. I replaced the t-stat because a .47v (according to my vantage) is below 176f. Old t-stat is rated at 190f as is the new one, old looked ok but replaced anyway because I had it out. From my findings (emissions and o2 sensor) this fue...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1998 Acura RL 3.5L No Start VIN: JHK4A964XW
Ok thanks for the quick responce, I will install a new pump relay today and ck the main relay for bad solder joints. Have seen alot of pumps at 3and 4 amps so I thought 6 was just a little high.
1995 BMW 525i 2.5L Multifunction Clock VIN: WBAHJ6328S
Indeed the bulbs were bad for the led backlite as Edgar and Steve stated in their posts.I could not see the leds until I put a flashlight on the display.The bulbs were bad in the salvage yard unit.Thanks again.
2004 Buick Rendezvous Ultra 3.6L u1000/u1300 VIN: 3G5DB03784
thanks for all the help it was ecm not communicating with the other modules put new one in and reprogrammed all is good thanks again Jason
2002 Chevrolet Avalanche 1500 5.3L Ebcm VIN: 3GNEK13T82
Thanks guys for all the help. The vehicle needed a ignition switch. When i tried to communicate with the vehicle if i wiggled the key up and down it would. If just tried to turn the key on i had nothing.
2003 Chevrolet Silverado 2500 HD 6.0L harsh shift VIN: 1GCHK23U63
Thanks guys,,,I guess I have to get my glasses changed..There was another sensor that was unplugged just before the dummy sensor..The truck is used on a Gold mine site & a lot of mud was built up around the sensor & I didn't see it..I do appreciate your help &...
2002 Dodge Dakota 4.7L Alternator VIN: 1B7GG32N32
So in fear of putting in a PCM in this vehicle and being wrong, I came in early to work (no phones or customers). I checked every wire, ground and fuse. According to the Mitchell flow chart the field wire was shorted to ground, but I disagreed by using common ...
1987 Ford Ranger S 2.9L Hesitation, Misfire VIN: 1FTCR10T5H
I greatly appreciate all the help I revived. I had checked all grounds intake leaks and cleaned injectors with flush at rail, before taking truck to a friends shop before my hart attack. also failed to mention CAT was removed a year ago. My friend changed map...
1997 Ford E-150 Econoline 4.2L No Compreson VIN: 1FTEE1426V
2006 Ford F-250 Super Duty Lariat 6.0L Turbo bearing noise VIN: 1FTSX21P46
New turbo fixed it. It had some shaft play and could see housing and fin damage. The customer never complained of the turbo noise when they dropped off so we kind of jumped the gun after the intake cleaning and egr/oil cooler replacement thinking something c...
2006 Ford E-250 5.4L Misfire, MIL Lamp on VIN: 1FTNS24L06
Thanks for the replys. I replaced PCM. I also overlayed wiring between #2 coil (-) and PCM. Replaced coil and road tested for 10 miles. All is well Thanks again. Trouble codes: P0302 (Cylinder 2 misfire detected), P0352 (Ignition Coil B primary circuit malfunction), P0316 (Misfire Detected on Startup First 1000 revolutions.).
2009 Hyundai Santa Fe GLS 2.7L Surge, MIL Lamp on VIN: 5NMSG73D39
I was unable to sort this one out. However I did learn about the Vacuum controlled motor mounts on these. I did not see any issue with it. I was not able to find any vacuum leaks and I did not have a known good MAF sensor to look for a difference in grams per ... Trouble codes: P2187, P2189.
2001 Jeep Cherokee Classic 4.0L Cooling Systems VIN: 1J4FF38S61
customer declined any further repairs.going to get rid of it.thanks for all the info.i think the problem is in the head.
2004 Lexus RX330 3.3L MIL Lamp on VIN: JTJHA31U64
Greetings! Thanks to all who replied. I ordered the vapor canister and filter, then decided to follow Francis and Andrew's advise and check that wiring harness. They were "spot-on" as several inches of the loom was missing and those electrons just couldn't jum... Trouble codes: P0453 (Evaporative Emission Control System Pressure SensorSwitch High Input).
1990 Oldsmobile Cutlass Ciera 3.3L brakes VIN: 1G3AL54NOL
thank's to all the replies. most said abs problem,this vehicle hasnt got abs. others said preportion valve or dump valve problem. preportion valves part of master cyl,no dump valve. no combo valve. fix was to bleed the you know what out of it untill my leg was...
2003 Saturn Ion-2 2.2L Alternator VIN: 1G8AJ52F83
Well pretty much everyone nailed this one. It was a bad alternator, I guess that's what you get for trusting that someone else did a good job of what they tested. I guess the old saying still goes if you want something done right do it yourself! Thanks for ...
2000 Toyota Tundra SR5 4.7L MIL Lamp on, lack of power VIN: 5TBBT4416Y
Thank you to those who replied, your insight was greatly appreciated. We found a used PCM thru LKQ and that took care of our problem. Haven't heard or read any thing on whether there is a connection with the T-body going bad and causing the PCM to blow or if i... Trouble codes: P1121, P1127.
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