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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for August 15, 2013
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Open Help Requests for All Makes and Models
Help Request Answers
2006 Audi A6 3.2L mmi VIN: WAUDH74F56
This vehicle came to from body shop. Floors got wet (not for a log period of time)dried vehicle out well. Most of controls on mmi unit don't work. codes for 56= radio mal 1100 53= p-brake malfunction 0010. Had several others that were resolved with new coded t...
2009 Audi A4 Quattro 2.0L Mechanical VIN: WAULF78K29
Burns 1 qt oil every 1000 miles. Audi oil consumption update did not change anything. Car does not have a good oil change history. I beleive we need to tell the customer the problem is the rings and only major engine work is the cure. I also beleive that pulli...
1992 BMW 850i 5.0L No Start, Stall VIN: WBAEG2310N
We had this 92 12 cylinder BMW towed in yesterday. It is garage kept and has been sitting for approximately two years. The customer took it to get the emission test and said it ran well. Passed the test and stalled on his way home (would not restart). We check...
2001 BMW 325i 2.5L Idle Air Valve VIN: WBAAN374X1
I received this 01 BMW 325i 2.5L after several shops have had it and just through parts at it to try and fix it. It has a new throttle body and idle control valve that others have put on it trying to no avail to repair it. The issue I have is when you are at c...
2006 BMW 325xi 3.0L Compressor VIN: WBAVD13526
Hello there fellow techs, i dont know much about these bmw a/c systems because when car came in the pressures where the high was extremly hi and low side was very low so my thought txv is stuck replaced it and recharge now pressures are even but not blowing co...
2001 Cadillac Seville STS 4.6L Traction /ABS VIN: 1G6KY54921
Customer complained of "all" ABS, BRAKE and traction lights cumming on and e brake not releasing. Car would also have light come on while driving some times. On the first go round several codes popped up referencing the rear control module. (sorry I do not rec...
2007 Cadillac DTS 4.6L Misfire, MIL Lamp on VIN: 1G6KD57907
To all valued techs This caddy has a misfire between 1500 to 2000 rpm only on bank 1.It sets P0300 but on the misfire screen on tech2 you can see misfire counter climb on 1 3 5 7 cylinders but you do not feel a misfire. When that happens the fuel trim goes i... Trouble codes: P0300 (multiple misfire bank 1 on this car)
1991 Chevrolet Camaro RS 3.1L Poor Idle Quality, Hesitation, Stall VIN: 1G1FP23T9M
Ok...I got another lovely one here. 1991 camaro with the 3.1L engine. Vehicle has a bad shake at idle when put in gear. Feels like it has no power. If i back it out or try and drive it around the shop, it stalls out, and I have to feather the throttle to keep ... Trouble codes: 13 (02 Sensor)
1997 Chevrolet S10 4.3L alternator and cluster
hello fellow techs,I have an issue with a 97 s10 that at random blows the 10 amp gauges fuse. When this happens it shuts down cluster and alternator stops charging.I understand why alternator needs that fuse to operate charging system properly but am having di...
1999 Chevrolet K2500 5.7L MIL Lamp on
customer replaced fuel pump before we got involved. long term fuel trims 25% on both banks at idle. Smoked entire intake and found no leaks. Replaced maf twice, no change for better. Wondering if fuel pressure is too low or if injectors are starting to get res... Trouble codes: P0171 (lean bank 1), P0174 (lean bank2)
2002 Chevrolet Suburban 1500 LS 5.3L Battery VIN: 3GNFK16ZX2
Heavy parasitic load killing battery overnight. When I hook up the battery there is a strong spark and a clunking noise coming from the transfer case/transmission area. I unplugged the Ignition switch thinking part of it was stuck on but no change. Unplugged e...
2004 Chevrolet Silverado 2500 HD 6.6L Injector Knock VIN: 1GCHK23194
Customer requested to replace all eight fuel injectors. The dealer told him he needed 4 (due to smoke)so he wanted all eight replaced. We found debris (slug?) in #4,6 & 8. After replacing the injectors and cleaning all the tubes and rails. The truck runs like ...
2005 Chevrolet Silverado 2500 HD 6.6L Excessive Emissions, Hesitation, Poor Fuel Economy VIN: 1GCHK232X5
Thank you to everyone who tries to help me here. I have this Duramax that is a real pain. I can find many cases of this same issue on the forums all over the internet but none of them have the solution. This truck is a dog off the line while warming up. Once i... Trouble codes: P0101 (Maf sensor performance), P0299 (Turbo charger under boost), P0401 (Egr flow insifficient), P0404 (Egr position sensor open), P1404 (Egr closed position performance), P0045 (Turbo charger boost control solenoid)
1996 Dodge Ram 2500 5.9L drivability VIN: 3B7KF23C1T
Vehicle came in with low power. No misfire no codes or other obvious complaints. System has add-on waste-gate in conjunction with O.E.M. waste gate. I found some problems with tubes that connected gauges and vacuum solenoids and repaired all tubes. Disconnecte...
1998 Dodge Dakota 3.9L Cuts out VIN: 1B7GL22X5W
vehicle boggs down about 3 blocks down the road same time frame every time you drive but vehicle has to set atleast 2 hours before doing it again. problem last about 10 to 15 seconds and only does it once each time you drive then you can drive it for hours wit...
2000 Dodge Dakota 3.9L spark plug heat insulator tube VIN: 1B7GL22X2Y
had to do plugs and wires on a 2000 Dakota with a 3.9L engine. Ran into an issue with the #3 cylinder spark plug. I could not get my spark plug socket on the plug and when I took a close look down the spark plug metal tube and saw that the gap between the meta...
1999 Ford F-150 Lariat 5.4L Poor Idle Quality, MIL Lamp on VIN: 1FTRX18LXX
Check engine light is on for bank 1 only running lean. Bank 2 is not indicated as too lean but LTFT is 19, LTFT on B1 is 25+. No vacuum leaks found. It seems only when vehicle engine cold the problem occurs. At warm idle, the STFT are always 0 +/- 3%. Odometer... Trouble codes: P0171 (System too lean bank 1), U1262 (Scp data fault for J1850 Bus), P1815 (4wd mode select switch short-ground)
2003 Ford Crown Victoria LX 4.6L Excessive Emissions, MIL Lamp on VIN: 2FAFP74W43
Hi,Techs. I have a nightmare with the 03 Ford Crown Vic./4.6L/vin code W. It has the codes P2196 and P2198. I did check vacuum leaks with "smoke" machine,found a small leak at EGR valve and TPS, the voltage of O2 S1B1 stays put at 0.989V) and S1B2 fluctuates f... Trouble codes: P2196 (upstream HO2S bank 1 not switching stays at rich), P2198 (upstream HO2S bank 2 not switching stays at rich)
2005 Ford Focus ZX3 2.0L Clutch VIN: 3FAFP31N45
I replaced the clutch and slave and shipped the car it was working great. a week later car came back grinding going in gear. Customer indicated not all the time only some times. checked and the master is leaking witch is under the dash. so i replaced the maste...
2006 Ford F-350 Super Duty XLT 6.0L oil pump VIN: 1FTWW31P16
Customer over heated 6.0 Power stroke Diesel. R&R heads sent to machine shop for repair. Heads completely gone thru and Reinstalled. Everything checks and tests OK and Passes... OUR PROBLEM IS NO OIL PRESSURE... Removed oil pump checks out OK... Remove oil pre...
2001 GMC Sonoma SL 4.3L 3 monitors wont run VIN: 1GTCS19W21
HELP guys, I have this 01 GMC sonoma here with a 4.3 lt, I just cant get it to run the sencondary air, cat and evap monitors, changed the evap vent solonoid because of it not working, smoked system, good, o2 sensors are switching good, cat seems to be working ...
1997 Honda Civic EX 1.6L intermittent starts
customer thought he needed a head gasket because he was losing coolant. car never overheated. compression test on all 4 cylinder were 150. spark strong on all four. pressure tested cooling system and found loose clamp on radiator hose causing coolant loss. oil...
2004 Honda Accord EX 3.0L 2-3 shift VIN: 1HGCM66554
Vehicle came in with transmission not shifting, replaced with a used transmission from a junk yard. Used transmission starts to bang when it shifts to 2-3 The seller the(junk yard) said it came out of a running vehicle, while the very first time when I called ...
2009 Honda Pilot Touring 3.5L Mechanical VIN: 5FNYF48939
Vehicle cranks fine and starts right away and runs a second or so and dies.
2006 Hummer H3 3.5L No Start VIN: 5GTDN13696
This vehicle is an intermittent no-start. I finally witnessed it not staring today. It will crank but not start. I did not have a fuel pressure gauge to test fuel pressure. I do have cranking RPM, fuel inj.pulse width data and the anti-theft is o.k. The timing...
1998 Jaguar XJ8 4.0L memory seats and mirrows VIN: SAJHX124XW
hi( I got this Jag XJ8, memory seat not working. driver seat moves up and down, forward and back, steering column moves correctly, I program the memory seat, mon drivers door, follow the instruction in how to set up the momory, al the switches on the memory wo...
2003 Jeep Liberty Sport 3.7L Electronic VIN: 1J4GL48K93
I have an 03 jeep liberty with a 4 wheel drive light issue. The transfer case shift lever has 2hi, 4hi, N and 4LO. The transfer case shifts through all of these positions just fine. The 4 wheel drive part of the system operates just fine. The problem is with t...
2001 Mazda Tribute ES 3.0L MIL Lamp on VIN: 4F2YU08141
Need help from the Mazda Techs on this one. This vehicle came to me after another shop had worked on it for the same problem. Customer claims overdrive light flashes (last time she said around 25MPH), lights dim, & gauges act erratic. We have scanned the vehic... Trouble codes: P0113 (IAT Sensor High), P0118 (ECS Sensor High), P0123 (TPS Circuit High), P0708 (Transmission Range Sensor High), P0453 (EVAP Pressure Sensor High), P0713 (TFT High Input)
2004 Mazda 6 S 3.0L engine cam shaft VIN: 1YVFP80D44
the car runs fine with no issues while drive thier is a consist cam sensor code for cam bank 2 i can manually set the command duty cyle for the cam to 80 % and the rpm gauge starts to work and light go off where do i go from here
2007 Mercedes-Benz R350 4Matic 3.5L Air-Matic Suspension VIN: 4JGCB65E57
Vehicle rear suspension(air-matic)drop after parking over night, not every night. Performed short test with mb scan tool, 5501 critical vehicle level at reat axle. Air-matic compressor actuation ok. Apply soapy water at compressor air connector, valve block as...
1999 Nissan Maxima GLE 3.0L Timing Chain VIN: JN1CA21D1X
This Maxima has a rattle noise in the front of the engine, loudest on the rear bank up towards the top. Noise is present almost all of the time. I removed the front timing cover, can't see anything broken or misaligned. On the front bank the camshaft timing ch...
1995 Pontiac Firebird Formula 5.7L Bad scaner waveforms VIN: 2G2FV22P6S
Code 33 is setting at idle because the engine is not producing enough vacuum to satisfy F.R.E.D., however there is enough to operate the brake booster. We have been test driving the car and preparing to deliver it back to our customer when the engine data we... Trouble codes: 33 (manifold absolute pressure sensor circuit high)
2007 Saab 9-3 2.0T 2.0L ecm VIN: YS3FD49YX7
Car drove in fine, no issues, for new key to be programmed. I did that succesfully. Then i wanted to update his ecm software because i found an available update on sps. the programming went fine to 100% but gave me a fail message. Ever since, key turns but no ...
2006 Saturn Vue 2.2L Interior VIN: 5GZCZ33D76
Customer came in with intermittent problem of no turn signals, power windows, power locks, and no a/c operation. We replaced the ignition lock cylinder last week and the problems surfaced shortly after.
2005 Suzuki Forenza S 2.0L Runs fine VIN: KL5JD56Z15
This car has a tough noise to find. It sounds like a ticking, light metallic rattling noise kind of like what a small ball of metal might sound like as it touches the lowest point of a vertical roulette wheel. It is easy to duplicate when running in park if yo...
2006 Suzuki Grand Vitara Luxury 2.7L Shift solenoid # 3 VIN: JS3TD94166
Car shifts good when cold. Problem starts when the car is worm. First downshifts really hard and check engine and esp lights go on. When you come to a complete stop and you start driving starts for third gear and stays on 3 gear. I pulled the code and I got P0...
2001 Toyota Tacoma DLX 3.4L Drivetrain VIN: 5TEWN72N31
While driving feels ok. When coming to a stop there is a very noticeable clunk. This clunk is not the typical clunk experienced with many toy. Trucks from the slip-joint in driveshaft. One thing i notice is the engine mounts move forwards or backwards dependin...
2009 Toyota Corolla XLE 1.8L Poor Fuel Economy, MIL Lamp on VIN: 1NXBU40E39
Greetings everyone and thank you in advance for your help. I have had this Corolla tossed on my back and I am hoping to gain some wisdom. Maybe even come out of this ordeal with a repair and not too many scratches, knots on the head, or a complete loss of hair... Trouble codes: P0101 (Mass airflow range performance), P0172 (Bank1 system rich)

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2010 Dodge Grand Caravan SXT 3.8L c0077 VIN: 2D4RN5D18A
Thanks for all the help We replaced the other two TPMS sensors, registered IDís, and problem solved This is how was got there. Per Justin from Illinois response to our post, we jacked tire pressure from 36 to 44 psi With the van sitting still in the bay, the t...
1992 Ford Taurus L 3.0L Poor Idle Quality, Hesitation, Surge, MIL Lamp on VIN: 1FACP55U5N
Thank you all for all your advice, we ended up getting the fuel pump (only 2 years old) covered by warranty and replaced it. That took care of the stumble when cold and the intermittent flutter/misfire. We sold him a complete distributor assy with module and t... Trouble codes: 172 (176 -), 176 (326 -), 326 (testing and results).
2005 Ford Freestyle SEL 3.0L CAN Communication VIN: 1FMZK02115
Replaced the 700 coconut module and towed to the local Blue Oval house for flash programming. Vehicle has been there for 2 weeks. They called me today and said they had finally gotten to it, but it must have some other transmission issues. The new module now h...
2006 Ford Crown Victoria 4.6L hard steering
First ,Thanks to everyone that take time and answer the post and sorry for the late to close it.Well we check the wiring harness along both fender wells and the plugs on the driver side engine compartment as they knows to get water inside,that's not was the ... Trouble codes: U1026.
2008 Ford F-150 XLT 5.4L left turn signal for trailer VIN: 1FTVX12538
we tested all wires, all circuits tested good. found failure to be in the fuse block itself. the circuit board was bad. replaced fuse block and all lights working normal at this time.
2011 Ford Fusion SE 2.5L Temp Blend Actuator VIN: 3FAHP0HA9B
I'm gonna call this one fixed, but I just don't have the part in hand yet. Thanks to ALL who replied. Everybody brought up good ideas, including Mike from New Jersey who mentioned the recalibration procedure when replacing actuators, (yes Jamie from Georgia it...
2003 Jaguar X-Type 2.5L engine VIN: SAJEA51D83
first off thank you for your input i apreciate all your help.i found dirty ground & positive connections.after cleaning connectionson both ends of all wires chasy,engine,&frame. everything started working rite again.
2005 Jaguar S-Type 3.0L electronic e-brake VIN: SAJWA01TX5
thanks to everyone for your help. I test the battery and it test good but was on the low side for the voltage. replaced it with a new one and the clutch codes went away and the problem was fixed
2005 Jeep Liberty Sport 2.8L MIL Lamp on, Lack of power VIN: 1J4GL485X5
2010 Jeep Grand Cherokee Laredo 3.7L No Start VIN: 1J4PR4GK6A
After reading help posts I decided to ignore the P0685 auto shutdown for now and look over the starter and wiring. I found no loose connections or corrosion. This is an intermittent problem. When the vehicle was towed in it was a no crank. The next morning I h...
1997 Land Rover Range Rover SE 4.0L thrust bearing VIN: SALPV1240V
The number on the bearing is [...] eurospare The saddle ( main web ) width is .871 . The bearing is .866 . I have tried 3 sets of bearings and they all come up with that number. I took a small file and fitted the bearing to the block . It took 2 hours ...
1998 Mercedes-Benz CLK320 3.2L No Start VIN: WDBLJ65G2W
this car is back with codes p0300,p0305,p0303,p0302. Customer shut off engine and restarted and has been running fine for 2 days. He was able to bring back today to have checked. also the drivers seat would only move forward. data stream showed switch to be mo...
2006 Mini Cooper 1.6L Unknown VIN: WMWRC33596
thanks guys for the feedback; turns out the map sensor was the problem. We installed the new map sensor and away it went. We have never seen such a crazy code but nothing surprises us anymore! Larry
1991 Nissan 240SX SE 2.4L Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire, Poor Fuel Economy VIN: JN1MS36P2M
After checking the vacuum lines and fuel on the vehicle i noticed it had a small exhaust leak before the 02 sensor just added a gasket and Re-tightened the bolts vehicles runs better and does not cut off
2006 Nissan Maxima SL 3.5L No Start VIN: 1N4BA41EX6
Sorry about the delay with the fix. I was hoping the vehicle would act up again in time but the customer picked it up and as far as I know it never acted up again. If she does come back in I'll update this post. I recieved good information and suspect a proble... Trouble codes: P1610 (NATS malfunction lock mode), P1612 (NATS malfunction chain of ECM-IMMU), U1001 (CAN comm. fault).
2006 Nissan Maxima SL 3.5L Nats VIN: 1N4BA41EX6
Sorry about the delay with the fix. I was hoping the vehicle would act up again in time but the customer picked it up and as far as I know it never acted up again. If she does come back in I'll update this post. I recieved good information and suspect a proble...
2006 Saturn Ion-2 2.2L Steering pump
Well this one will be fixed from dealer on Monday. It turned out to be the motor which is under warranty. Would like to thank all the great response
2000 Subaru Outback 2.5L Power Loss VIN: 4S3BH665XY
Thank You! The problem was repaired by replacing barometric pressure sensor.
2001 Subaru Outback L.L. Bean 3.0L Radio
That box in the dash we call a radio is actually a computer that has a radio in it. Ever see a computer that didn't freeze up at least once in its life? Neither have I. I was in the act of pulling the unit when I remembered that somewhere on the In...
2003 Volkswagen Passat GL 1.8L Unknown VIN: WVWMD63B63
Hello everyone and good morning! The customer's car has been repaired for a while now but forgot to close this post... I took my time as many of you said and stuck to basics. Re-smoked the car just to take a double view and re-check for no air leaks (there wa...
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