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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for February 27, 2013
International Automotive Technicians' Network (iATN) - Members Only
(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for All Makes and Models
Help Request Answers
2006 Acura MDX Touring 3.5L tach VIN: 2HNYD18616
Hi group, this mdx came in with a complaint the vtm-4 light on and not tach. I scaned the system and came up with 38-1(no engine rpm) from the vtm-4 and a p0700 from the pcm I ran through the flow chart for the 38-1 and reset the code the tach started working ...
2003 Audi A4 Quattro 3.0L sterring pump VIN: WAULT68E03
We installed OEM pump and bleeded the whole system, with the factory's procedure (With the first pump) whining sound was more but you could move the sterring wheel good from lock to lock but the whining sound was horrible, with secound pump OEM pump no whining...
2007 Audi Q7 3.6L shift lock solenoid buzzes VIN: WA1AY74L37
We have replace the I drive circuit board because of drinks being spilled and buttons sticking, Installed new micro switches on the Auto shifter assembly. At the shif lock soleniod we have 12v and a gound supplied when stepping on the brake pedal. Checking vol...
1997 BMW 528i 2.8L brake pedal VIN: WBADD6328V
customer towed in vehicle due to the vehicle felt like it had no brakes and pedal dropped to the floor. when inspected i found that the reservoir cap was left off and the fluid was highly contaminated.R&R m/c and test drove all seemed ok. customer had for a we...
1997 BMW 840Ci 4.4L PWR Windows, and PWR Locks VIN: WBAEF8327V
It seems like when the temperature drops, approximately below 45 degrees Fahrenheit, the door and trunk locks do not actuate along with the power windows not operating all at the same time. Once the temperature warms they all start working again. I have also n...
2003 BMW 745Li 4.4L cluster, interior functions VIN: WBAGN63483
This is our shops neighbors car. Battery has died in the past as he has 6-8 cars and this one is underused. Roll the charger(snap on computer smart battery charger plus set to AGM) across the street , charge back up, car is fine no issues. This particular time...
1984 Chevrolet C10 Scottsdale 5.0L MIL Lamp on VIN: 1GCEC14F7E
Ok Chevy/Dodge techs out there! We got a good one for you! This 1984 Chevy Pickup witch is an C30 3+3 4 door cab long bed cab that has been converted to an 2005 Dodge 12 valve cummins engine running gear, suspension, wiring harness, insturment cluster and then...
1994 Chevrolet Lumina Euro 3.1L 1-2 shift VIN: 2G1WN54T5R
i drove the vehicle on the expressway grand total 126 miles no issues no noises went to slow down and turn a corner rpms raised 3000 plus and speed was only 20 mph let off throttle and then reapplied still rpms went high then let off throttle second time and t...
1999 Chevrolet S10 2.2L Converter VIN: 1GCCS144XX
Trans shifts perfect thru all gears. When lockup comes in at about 38 mph it will go between full lockup ( 0 rpm slip at 33 percent tcc apply )to partial lockup( 275 rpm slip at 27 percent tcc apply).Jumps back and forth between these readings. At first I thou...
2005 Chevrolet Cobalt 2.2L 1-2 shift VIN: 1G1AK52F95
replace tcm with new unit after customer grouned out when jump starting vechile vechile would not shift out of first now after replacement vechile has power limited light flashing and wont rev up or move
2007 Chevrolet Equinox LT 3.4L Will not reset 3 mon VIN: 2CNDL73F87
Thanks in advance sorry not much info to digest. Need help with a starting point.this vehicle will not complete the ready moniters for evap ho2s and egr.i can control and initiate egr solinoid and vehicle will go thru evap service bay test and pass but still s...
2007 Chevrolet Malibu LS 2.2L Chmsl VIN: 1G1ZS58F37
Ok top techs...I have this car eating my lunch breakfast and dinner and I know Im missing something some where. The main problem is the CHMSL is always on, and sometimes, not always when the brake peddle is applied the engine will die. I have 8V DC on the whit...
2003 Dodge Durango SLT 4.7L Engine Head Passanger Side VIN: 1D4HS48N03
WE GOT THIS DURANGO LIKE THREE MOUNTS AGO , for reposition timing chain passanger side, (consumer remove and replace passanger side head assy. for some reason ,and replace head gasket . timing chain set, camshaft sensor ,)still no start,thats when decide to br...
2007 Dodge Sprinter 2500 3.0L odometer VIN: WD0PE84587
Hi everyone, I have a sprinter in the shop with a bad inst cluster. I sent it to a speedo specialist and they said the program and miles were corrupted. Now I have a new cluster from MB but I'm concerned about installing it without being able to transfer the ...
2008 Dodge Avenger SE 2.4L Fuel Pump VIN: 1B3LC46K98
Will run when sprayed thru throttle body will. Have no power to fuel pump. There are no specific fuses or relays for fuel pump. Does the entire integrated module have to be replaced???
1999 Ford Mustang 3.8L Differential VIN: 1FAFP4444X
This mustang needs a differential assy. I can only find one locally that does not have abs which my car does. My question is, can one change the axles and caliper-backing plate and have it work. The used rear im looking at is the same gear ratio & ring gear si...
2001 Ford F-250 Super Duty Lariat 5.4L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FTNX21L81
This 5.4 has a strange problem, It runs great but intermittently it will at idle began to lose cyl #1 through #4, Cylinder contribution will show 25-35% loss and will idle very poorly, Then will clear up and run great, idle in shop for 10 minutes and all the s... Trouble codes: P0171, P0172, P1131, P1132
2003 Ford Excursion Limited 6.0L Excessive Emissions, Poor Idle Quality, Stall, Misfire VIN: 1FMSU43P03
I need some advice on a 6.0 PowerStroker. We work on them a little so I am fairly familiar with them. I own a 7.3 which I prefer, but anyway...This Excursion came in on the hook. They drove to Utah from the east coast after replacing 7 injectors. (Sounded like...
2004 Ford Taurus SES 3.0L Misfire VIN: 1FAFP55SX4
Can't figure this thing out, hope one of you ford guys can help me. Checked codes and found codes for ignition coils on cylinders 1, 2, 4. Switched coils, from known good cylinders to bad, no change. Replaced plugs. Noid light flashes at coil connectors. Compr... Trouble codes: P0351 (Ignition coil a primary circuit), P0352 (Ignition coil b primary ciruit), P0354 (Ignition coil d primary circuit)
2006 Ford Ranger XLT 2.3L timing VIN: 1FTYR10D36
We inherited this job. Original problem was engine used 2 quarts between fuel fills. When we received the truck it would hardly idle. If driven down the road it will pull OK in 2 gear, high RPM's. If attempting to drive in any higher gear it won't pull. An...
2007 Ford Ranger XLT 2.3L Fuel gauge VIN: 1FTYR10D17
Hello again everyone. I have this ranger in here that we have been trying to get it to act up enough to fix a no start at times. Never will not start long enough to find the problem. Anyway the fuel gauge is working backwards(Full=empty and empty=full). Figure...
2012 Ford F-150 XL 3.5L Steering VIN: 1FTFX1ET4C
We just purchased 3 new 2012 f-150 4x4 trucks and was told these trucks cannot have snowplows installed. We are being told that with the electronic steering that the plows will not operate correctly. Is this true...if so there will be alot of really upset f-15...
2002 GMC Yukon XL 1500 SLE 5.3L Transfer Case VIN: 1GKFK16Z32
Greetings to all got this truck with a code co308 ab circuit motor low voltage we tested the actuator and found high resistance across motor terminals installed new 4x4 actuator with no change.i tried to clear the code but it will not clear.pulled fuses discon...
2010 GMC Canyon SLE 2.9L stability VIN: 1GTHTCD95A
Good day gents we are working on a 2010 canyon. Stab and abs light on. C0252 sensor correlation code. cleared codes abs light goes out but stability light still on. Activate abs pump for a sec, then stability light goes out. we can then drive and everything wo...
2000 Honda Accord EX 3.0L door locks VIN: 1HGCG1658Y
Car came in with complaint of alarm sounds when drivers door opened with key, turned out this only happened once. Checked over could find no fault with alarm hood switch ok, during testing I noticed the drivers door lock would go inop after cycling locks, afte...
2003 Honda Accord EX 2.4L axles VIN: 1HGCM71653
This car came in two separate times within the last month or so. The first time the right drive axle had completely rusted in two at the dampner ring. We replaced that axle with a FEQ/Worldpac axle, and glanced at the other and saw nothing obvious without remo...
2006 Honda Pilot EX 3.5L heater, no heat VIN: 5FNYF28796
I'm hoping someone can give me a tip beyond pulling the top hose off the front core and fill there to displace air (done that).
2004 Infiniti G35 3.5L abs VIN: JNKCV51F44
Car came in with abs light on , found code c1107 c1109 no info from all data, clear codes test drove the vehicle lights comes back on,,,any help will be greatly appreciated
2004 Isuzu Axiom S 3.5L No Start
This car came in as a no start,no spark.replaced crank sensor no change.have isuzu card and tech 2 ,show rpms while cranking.pcm power relay energizies when you turn key on.one question i have is,when i crank the engine does it continue to crank after turning ...
1998 Lincoln Navigator 5.4L Misfire VIN: 5LMRU27L2W
Vehicle brought to shop for a misfire, performed scan diagnostics and no codes found, performed cyl contribution test and found a 2-two second miss fire on every cylinder in order of the firing order. When it completes all cylinders it recycles again and has a...
2000 Lincoln Town Car Signature 4.6L steering box VIN: 1LNHM82W6Y
Not sure if this is an actual problem or a customer issue. Customer reports that he used to be able to release the steering wheel after making a turn, and the steering wheel would return to the neutral position if he simply let go of the steering wheel. It no ...
1993 Mercury Capri 1.6L Excessive Emissions VIN: 6MPCT01Z2P
This car belongs to a customer that has moved to Temecula California, it has failed the emissions test there, looking for a shop in Temecula area to repair problem. Car passed its emissions test in Arizona.
2005 Mini Cooper 1.6L Srs VIN: WMWRC33545
Hello, I am looking for any info or test procedure for SRS code 113 - Seat Occupancy Detector. I have checked wiring,power and ground - all ok. Is there a way to test the sensor it's self? Do they commonly fail? The code returns immediately after clearing. Tha...
2000 Mitsubishi Eclipse GS 2.4L Poor Idle Quality, Stall VIN: 4A3AC44G5Y
Hey guys, hoping to get some insight here. Im kinda limited on the info I have here for a mitsu. "somedata" for info and a verus pro scan tool..niether extremely helpful with my idle prob. so anyway ..brought the car in, verified that IAC was working by turnin...
2002 Mitsubishi Galant ES 2.4L Poor Idle Quality, Cuts out, Misfire, MIL Lamp on VIN: 4A3AA46G12
Vehicle came in for various intermittent driveability symptoms: surge, bucking, stalling, misfire, check engine light on. Codes found were: P0421 Warm up CAT efficiency low B1 P0135 O2 Heater circuit B1S1 P0507 Idle Control system (RPM too high) P0403 EGR s... Trouble codes: P0303 (Cylinder 3 Misfire Detected)
1998 Nissan Pathfinder LE 3.3L Excessive Emissions VIN: JN8AR05Y2W
Any help would be appreciated and thanks in advance. I have a 1998 Nissan Pathfinder, 3.3L, M/T that has failed for NOX at both the 15 and 25 MPH tests. The EGR passages are clear, the engine stumbles with vacuum applied to the EGR valve. The problem is no vac...
2000 Nissan Sentra GXE 1.8L Hesitation, MIL Lamp on, sluggish VIN: 3N1CB51D9Y
Ok, can someone please tell me if the timing is on or off on this car? I posted a link to the picture upload section of iatn in related repair history. this car is very sluggish feels like the timing is off. it has a p0335 in the computer. we replaced the CKP ... Trouble codes: P0335 (CKP sensor circuit problem)
2001 Nissan Altima GXE 2.4L MIL Lamp on VIN: 1N4DL01D71
Need a little help here. This '01 Nissan Altima came in with a check engine light on. P1156 is the code i'm getting Fuel Select Switch Malfuction. However not much to go on except the code description. Mitchellondemand has nothing. I've tried some Nissan Forum... Trouble codes: P1156
2001 Oldsmobile Bravada 4.3L Smog VIN: 1GHDT13W21
I can't get the cat and air monitor to run. Cal smog law allow you to have only one monitor not ready. Have anyone see this before. Thank for reading. Trouble codes: N0NE
2003 Saturn Ion-1 2.2L Cuts out, Stall, Misfire, MIL Lamp on VIN: 1G8AG52F53
Hi Tech's, car came in from another shop with this headache. they replaced all these parts. what happens is while driving down the road or from a stop, when accelerating, the car will seem to start dying out. it still seems to be running but starts to slow dow... Trouble codes: 1599 (all codes show up)
2008 Suzuki Forenza 2.0L Air Bag VIN: KL5JD56Z98
Got this '08 Forenza with a B1378 Driver seat air bag code. Identifix says there is a tsb# 05-01158 stating to repair the connector under the driver's seat to cure this code. They also have 2 confirmed fixes of this tsb repairing this code. Problem is, neither...
2001 Toyota Corolla CE 1.8L MIL Lamp on VIN: 2T1BR12E71
This vehicle cam in with a head problem. Someone had been there before and it had some piston damage and camshafts were had worn into the head bearing surface. The head and pistons were replaced and the oil pump was checked at the time when the timing cover wa... Trouble codes: P1349
2007 Toyota Camry XLE 2.4L All Gauges VIN: 4T1BE46K77
Car came in with abs light on and stating the speedometer stops working along with the temp gauge.i have no comm. With the abs modual. I unpluged it and checked powers and grounds. All is good. Now the light is off unless i drive the car 4-5 miles and it will ...
2007 Volkswagen Eos 2.0T 2.0L drivers seat VIN: WVWAA71F77
this car has come to us from another shop already partially disassembled. They pulled some stuff appart and installed a new master switch. The problem is the back rest will go forward but not backwards all other seat functions are working at this time. I have ...
2009 Volkswagen Passat Komfort 2.0L No Start, Misfire VIN: WVWXK73C89
Vehicle came in and was running rough making a horrible noise. Tech removed turbo thinking that was noise. Didn't find anything out of the ordinary, removed upper timing cover looking for noise possibly in timing chain area. Nothing there. Put it back together... Trouble codes: 02812 (supply voltage for steering column lock), 00001, 00487, 00057, 00036, 00128
2012 Volkswagen Jetta TDI 2.0L Turbo VIN: 3VWLL7AJ5C
Hi, Just got a new customer with a few of these late model TDIs, running a small green taxi fleet. This one is a 2012 and running B100 fuel. The fuel is good quality from a well known supplier. The fleet has several other of these vehicles 2009 thru 2012 runni...
2005 Volvo XC90 V8 4.4L Mechanical VIN: YV1CZ85225
Volvo techs. Our shop has a 4.4 v-8 with a failed countershaft bearing. My question is are we just wasting our time trying to replace the bearing. All the balls have come out of the bearing but there is no noise from the engine. There is a slight vibration fro...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2002 Audi A6 Quattro 3.0L module VIN: WAULT64B62
Hi, Thanks to everyone who contributed. As it turns out not all abs modules are plug and play as some of you suggested. This module does have to be coded and the steering wheel sensor has to be calibrated. It turns out this is a Bosch 5.7 system, and I was usi...
2003 Audi A4 Quattro 3.0L Mechanical VIN: WAULT68E73
This car is fixed. As many suggested it was the flywheel. Thank you all for your help it is greatly appreciated.
2005 Audi S4 4.2L coolant VIN: WAUPL68EX5
The fix for this vehicle envolved replacement of the auxillary thermostat. This is part of an assembly of hoses that connect the three radiators together. It was wide open and due to the winter temperatures was enough to keep the coolant temp too low. Thanks t...
1999 BMW 528i 2.8L MIL Lamp on VIN: WBADM6337X
we ohmed out the abs sensors in the rear had the module repaired by module masters roads test all lights out speedo was off by 5 miles a hour thats whats made us have the module tested .thanks guys Trouble codes: P0500.
2004 BMW 325xi 2.5L heater core VIN: WBAEP33424
First off, I found this site about sodium hydroxide (lye) which provides the perfect level of detail I was looking for: Secondly, the fix: I was planning on disconnecting the inlet heater hose...
2004 BMW X5 3.0i 3.0L Lighting VIN: 5UXFA13524
Well at least I think I fixed this car. problem is the customer has not returned for me to prove it. It turned out simpler that I thought. I played with the rheostat switch at the light switch assembly and wala, it stopped flashing. I tried to sell him a new s...
2000 Chevrolet Malibu 3.1L MIL Lamp on VIN: 1G1ND52J8Y
Thank you to all 14 responses. You all were right on the money. What I ended up doing was running the service bay test again with the rubber part of the fill tube clamped off. It passed. Since the cap was new I then knew it was the fill tube as all of you said... Trouble codes: P0440.
2002 Chevrolet S10 2.2L Hydraulic System VIN: 1GCCS14502
Thanks to all that replied. We put a new master cylinder & line assembly on from GM and for now all is well and we even have a better clutch pedal feel.
2005 Chevrolet Astro 4.3L MIL Lamp on VIN: 1GCDM19XX5
Hi to all, The purple white wire must have had a short because what was coming out of the ECM was def not the same at the sensor. I cut out that wire totally and ran a new wire from ECM to harness at o2. The sensor ranges correctly and got a sticker! I ha... Trouble codes: P0140.
1993 Ford Explorer Eddie Bauer 4.0L dumping fuel VIN: 1FMCU24X0P
After all injectors , plugs, wires , fuel pressure regulator were all replaced it was the PCM that finally solved the last of the problems . The plugs were burned and two of the injectors were bad and leaking . Thanks for all of the help but f.y.i. When a vehi...
2003 Ford Escape XLS 3.0L Charging VIN: 1FMYU92183
After two aftermarket new alternators and one dealer reman the vehicle still didn't charge. One of the replies that I received was two get a "new" Bosch,which was OE for that vehicle. Worked fine!. There were a few other good replies but most of them repeated ...
2004 Ford Expedition Eddie Bauer 5.4L Unknown VIN: 1FMFU18L44
2006 Ford F-350 Super Duty XLT 6.0L Hesitation, Surge VIN: 1FTWW31P76
2007 Hyundai Sonata GLS 2.4L MIL Lamp on, Lean VIN: 5NPET46C47
Thank you for all the replies. All the help and advice was appreciated. After testing many things we ruled out one thing after the other and can only assume the cat is responsible. Unfortunately the customer does not have the money at the time to put one on. T... Trouble codes: P2096 (Post Catalyst Fuel Trim System Too Lean).
2003 Infiniti QX4 3.5L headgaskets VIN: JNRDR09Y63
thanks everyone who took the time to reply, yes I did send them to the machine shop the heads were warped bad and most valves were leeking the machine shop wants $775.00 to do both heads, the customer bailed out of the repair's but thats better than eating the...
2002 Isuzu Rodeo LS 3.2L oil pressure light VIN: 4S2DM58W22
Thanks for all the help on this one. After working on this for a while, I figured out that Mitchell's wiring diagram was wrong (shows the wires running to the wrong pins at the cluster). Since I already had the dash apart at this point, I decided to run a whol...
2004 Mazda RX-8 1.3L control circuit VIN: JM1FE17N94
replaced vdi solenoid and repaired rough idle and lack of power
1998 Mercury Grand Marquis GS 4.6L Poor Idle Quality, Surge VIN: 2MEFM74W2W
We did get this vehicle repaired with replacement of the intake gaskets. Had suspected intake from the start but after checking for leakage more than once and not finding a solid leak I turned to iATN. Several of you had the same feelings about the intake. The...
2001 Pontiac Aztek 3.4L starting VIN: 3G7DA03E81
This vehicle is still in his shop. We have had two and a half weeks of snow and drifting, and I haven't been out to see what he found. I have this same vehicle posted again with a related problem, and you can see what is done by that time. Thus far, he has lea...
2003 Pontiac Sunfire SE 2.2L headlights VIN: 1G2JB12F13
thanks for all the help it was a broken black wire under the washer bottle.repaired wire all is fine for now.thanks again for all the help. james
2007 Pontiac Montana SV6 3.9L Cooling fans VIN: 1GMDU031X7
Customer never brought the va back for further testing.No repair to report.Thanks for the help.
1999 Toyota 4Runner SR5 3.4L MIL Lamp on VIN: JT3GN86R2X
hi guys, i installed a mass air flow sensor and long LTFT was at -7 and balanced out close to zero with the new sensor. vehicle was driven to close all monitors [...] and no check engine light. THANKS A MILLION! Trouble codes: P0171.
2000 Toyota Camry CE 2.2L MIL Lamp on VIN: 4T1BG22K9Y
Well all of you guys were right. This car belonged to a car lot and they had their own mechanic. I told them to check the cam timing like all you guys said. Saw their mechanic today and asked him if he had a chance to check it. He said right after I left afte... Trouble codes: P0340 (camshft sensor signal).
2000 Volkswagen EuroVan GLS 2.8L temp gauge VIN: WV3AH4700Y
Hi everyone, Thanks for all of the replies, most suggested the cluster itself but the problem turned out to be the ground supply to the temp sensor, a brn/ green wire. I supplied a new ground and the gauge took off.Btw I was able to find this problem by readin...
1997 Volvo 850 GLT 2.4L MIL Lamp on VIN: YV1LW5641V
The fix turned out to be 1. charcoal canister leaking charcoal into system. 2 evap control valve sticking. 3. roll over valve clogged. 4. we repaced the canister (left frt fenderwell), rollover valve (next to fuel filter), control valve (on fan shroud), passed... Trouble codes: P0455 (Evap flow).
1999 Volvo V70 2.4L MIL Lamp on VIN: YV1LW55A8X
Removed the ABS module and sent out for rebuild. Module Masters did a wonderful job and vehicle operated as designed during test drive and have not heard back from cusomer. Thank you all for your help. Trouble codes: P0722.
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