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Prev Professional Automotive Repair Technical Discussions for January 31, 2014
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Open Help Requests for All Makes and Models
Help Request Answers
1998 Acura TL 3.2L brake warning light VIN: JH4UA3643W
Hi Acura Techs, I have a 98 tl here that one my techs replaced the t-belt on. the next day when vehicle was driven it was noticed that that the red brake warning light would come on when the trans shifter was in reverse or d3 or d4. The d4 light does not work...
2001 Acura TL 3.2L power steering VIN: 19UUA56661
Tanks to all in advance. I have this 2001 Acura 3.2TL, originally came in to repair a power steering leak. The other tech replaced the pump and pressure hose with O.E. parts using only O.E. fluid. A day or so later car came back with a slight whining noise the...
2005 Acura MDX Touring 3.5L driver seat module VIN: 2HNYD18895
Returned last week with battery going dead, no beeping, but found a parasitic drain. Traced it to driver seat module, replaced with new oe module. Also found a wire jumper on the back of the seat/mirror memory switch. We removed the wire, and the beeping retur...
2008 Alfa Romeo SPIDER 2.2L MIL Lamp on
Understand timing chains stretch on these has anyone got a scope waveform of good crank and cams sync Trouble codes: P0013 (Camshaft position sensor b circuit), P0014 (Timing over addvanced or performance)
2010 Audi A6 Quattro 3.0L Noise VIN: WAUFGAFB8A
Customer came in with what he called a belt squealing noise in the engine compartment that would only happen once the engine was hot and at idle. The noise is exactly as he described it but it is not the belt, it is coming from the PCV system. If I create a sm...
1998 BMW 323is 2.5L emissions VIN: WBABF8325W
OBD monitors will not run, i have run every test known to man,car will not flag any pending and or falg any dtc's , data pids appear to be in threshold limits. car has been driven 6 to 8 drive cycle trips per BMW, eavp/secondary air/ 02's and cat will not run....
2006 BMW 330i 3.0L Timing VIN: WBAVB33536
Hello iATN, hope you guys can help. This vehicle came in intially for an overheating issue and no heat. During inspection we found coolant mixed with oil and a bad leak at the oil filter housing. we performed a block tested and found combustion gasses present ...
2006 Buick Terraza CX 3.5L Abs/Tac VIN: 5GADV23L86
Got a debacle here. on the dash (IP) I see: red brake light, ABS light amber, T/C (traction control inop). Also the message center on the IP reads these messages: service ABS, service traction system, service brakes, service stability system. so I started with...
1999 Cadillac Seville STS 4.6L instrument cluster,door locks,fuel door,trunk, VIN: 1G6KY5497X
car came in for intermint stall and no start when i got car would not start at all found fuel pump was bad car was taken to another shop for warrenty on fuel pump when car came back couldnt get it to stall drove for 80 miles strait no problems customer picked ...
1997 Dodge Ram 1500 ST 5.9L Poor Idle Quality, Cuts out, Stall, Misfire, Poor Fuel Economy VIN: 1B7HF16Z3V
Thanks in advance. Same story here this one has me... Vehicle came in bearly running you have to keep on the gas and keep it above 1000 rmp or it stalls. Running very rich will choke you out in 1 min. Checked ING system, Cam Sysn, Crank Sensor, Fuel system, Ra... Trouble codes: 500 (Vss)
1997 Dodge Dakota SLT 5.2L not shifting VIN: 1B7GG23Y2V
had the transmission rebuilt,put it back in,not shifting,P0748 code,,reverse,2nd and third gear only ,checked transmission plug wires found the wires was oil soaked and shorted together fixed all wires,put new govenor pressure silinoid,new govenor transducer,s...
2004 Dodge Ram 2500 SLT 5.9L fuel system VIN: 3D7KU28C14
hey guys got adodge pickup from another shop they have given up they replaced transfer pump injector pump fuel filter truck will stall and set a p0148 restarts then will stall again any ideas would be great thanks!
2007 Dodge Caliber SXT 2.0L No Crank/No Click VIN: 1B3HB48B37
Car Towed Into Our Shop,No Crank/No Click.Battery Charged Good Battery Connections,Tried Disconnecting Battery & Pulling IOD Fuses Per TSB For Key Module Reset No Change.We Found The Trgger Wire From The Integrated Power Module Connector & If We Supply 12volts...
1999 Ford F-350 Super Duty Lariat 7.3L engine will not start VIN: 1FTSF31FXX
This truck is a real gem and has been abused as a plow truck for far to long. I am running out of ideas have tried pcm idm wiggled wires ect... this truck came in as no start cold hard start at 60 deg f but once running and warm could be used all day. Now afte...
2000 Ford F-250 Super Duty XL 7.3L Hesitation, Surge, Cuts out, MIL Lamp on
This is my first time coming to iatn for assistance, any ideas or information that you can think of would be great, customer is on the way back with this truck now and states it will only run 15 mph, I have test drove this vehicle several time for this conditi... Trouble codes: 1273 (cylinder 3 high to low open)
2003 Ford Crown Victoria LX 4.6L interior lights/electronic ac control VIN: 2FAFP74W83
ok so im not big on electrical but here is what i have...03 vic been in barn since may ..everything worked when no eatc or dome lights fuse 23 blows instantly...found if unplug connector c2145b from lcm does not blow fuse and control head works......
2004 Ford Escape XLT 3.0L no crank and fuel pump runs whenever key is on VIN: 1FMYU93174
Towed this Escape in and wouldn't crank. Tried my scanner and I had no communication with any modules except for Air Bag module. My powertrain relay is working. I have 12 volts on my white/red wire at the mass air flow sensor. I have 5 volts on the brown/white...
2006 Ford F-250 Super Duty XLT 6.0L unknown VIN: 1FTSX21P56
This truck is leaking diesel fuel but I can't find the source. The power steering pump is the highest piece that is soaked with fuel. Above that the "wettness" disipates. I can see where the fuel line to engine fittings have been dripping but are not leaking n...
2001 Honda CR-V SE 2.0L Heat VIN: JHLRD18751
This 2001 honda crv has had multiple items replaced previously. New heater core, new water pump, new radiator,new thermostat. We used an air lift to get all the air out of the system. Car will run and drive great! at idle with motor at correct temp, it will pr...
2003 Hummer H2 6.0L Left wheel speed sensor / Module VIN: 5GRGN23U83
Trying to figure this one out. Tired of removing and sending out module for rebuild.
2006 Infiniti G35 3.5L MIL Lamp on VIN: JNKCV51E96
This Infiniti came in yesterday with a code P0171-system lean bank 1. Given it's a fairly new car with very low mileage and the good reliablility of these cars, I figured there might be a software issue, but couldn't find any updates for such a code. I did the... Trouble codes: P0171
1997 Jaguar XJ6 L 4.0L Front Engine Pulley VIN: SAJHX6240V
There is a spark coming off the front pulley around the crankshaft position gear. It is regular and about every 1/3 of a second at idle speed. The spark sounds and looks like a shorting plug wire spark. It is visible and follows a regular rhythm around the pul...
2004 Mazda RX-8 1.3L No Start VIN: JM1FE173X4
car hooked to me from local salvage yard they installed a engine, could not get it to start. I pulled plugs dried motor out new plugs, got motor fired ran 3 -4 seconds flooded out. dried motor out again fired anther 3-4 seconds and flooded out. I have good spa...
1999 Mercedes-Benz ML430 4.3L All Guages VIN: 4JGAB72E3X
Blew 3 amp fuse on back of radio, replaced and radio works, but all gauges-temp, fuel, rpm, are inoperative and only the SRS and Airbag lamp come on, no communication with cluster, scanner communicates with all other modules. All powers and grounds at cluster ...
2007 Mercedes-Benz R320 CDI 3.0L Mass Air Flow Sensors VIN: 4JGCB22E17
Customer stated vehicle lacks power and MIL is on. Stored Code: 2646 - Check component B2/6 (Left hot film mass air flow sensor).: Value is above limit. Mass airflow sensors are in a joint y-pipe assembly feeding from each individual airbox to the turbo inle...
2007 Nissan Versa SL 1.8L No Start, Surge, Cuts out, Stall, Misfire VIN: 3N1BC13E27
Hi technicians! I need help with this one! I have a vehicle that has now been back for the fourth or fifth time (we lost count!) for the same problem. Customer will have the vehicle towed in for usually a crank no start condition. After testing, we find that ... Trouble codes: P0300
2010 Nissan 370Z Touring 3.7L power steering VIN: JN1AZ4FH1A
This car came in with a traction control light on and little to no power steering. Code for the light is C1109 - abnormal voltage. And after inspection, the fluid is good, not discolored or burnt. Pump is not noisy. No other codes found in any other system. Ha...
1996 Oldsmobile Cutlass Supreme 3.1L powersteering pump VIN: 1G3WH12MXT
thanks to the mechanics which are willing to help with this problem,car was brought over to me with hard steering problem replaced power steering pump twice and changed rack and pinion.does somebody out their have seen this problem before...please help me befo...
2007 Toyota Prius Touring 1.5L Hybrid Battery VIN: JTDKB20U37
Hybrid battery state of charge is low. Tried bypassing lockout (tricking it) with no luck. Question is, does anyone know of an alternate way to charge this battery? I've seen a couple ways, with a RC charger on each or a 12 volt doing two at a time. Not sure...
2009 Toyota Tacoma 2.7L evap system VIN: 5TENX22N09
Got a friend truck here.With dtc: p0441. replace gas cap, purge vsv. still has p0441. Any help. would be thankful. mil would come like in couple hours. Thanks.
2001 Volkswagen Passat GLS 1.8L Abs VIN: WVWVD63B01
Code 18057 /. P1649 abs loss buss to ECM first I unplugged the abs mod and tested terminal 58. /60 I had 63 oms so I thought the ECM transistor was good and the wiring to it . Then I put my lab scope and checked commcation and had square wave to each can hi an...
2010 Volkswagen CC VR6 3.6L Poor Idle Quality, sets factory code VIN: WVWEU7AN7A
This car came in with multiple misfire codes,P0420,P0430, and P000B. I am only concerned with the cam code as no other codes have returned with extensive road testing and cold starts - All pertinent monitors have reset with no failures. The cam code sets eve... Trouble codes: P000B
1995 Volvo 850 2.4L Ignition Power To Starter VIN: YV1LS5516S
I am thinking alarm maybe locking out system. Key fob is in-op

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2002 Audi A6 Quattro 3.0L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire, Poor Fuel Economy, MIL Lamp on VIN: WAULT64B92
Well, I am glad I didn't change the cats like my first feeling told me to. I pulled the valve covers off to inspect where the line up tabs were at. I found the left exhaust cam broken at the second journal. The first 2 inches of the cam will spin. The rest is ... Trouble codes: P3302, P0304, P0305, P0306, P421/, P0024.
2007 BMW 328i 3.0L vanos VIN: WBAVA33527
Hello All, Finally we have solved all the issues with this car.As I said in an earlier post the head was damaged when the machine shop lost or left out the small steel ball that is either a plug or a check valve it goes in the oil passage between clys.3 & 4 wh...
2010 BMW M3 4.0L EDC steering angle sensor VIN: WBSWL9C57A
Members listed several things, but what I noted was the question of the alignment cap on the rack itself. It does appear to be very very slightly off, perhaps enough to be the 11 degrees that I was out of limit... must be slightly bent suspension component. ho...
1997 Chevrolet Tahoe LS 5.7L Misfire VIN: 1GNEK13R3V
Well I got allot of good ideas & tips from all of you. Long story short it was the converters, installed a new assembly and all is fine at least for now. although there was very little back pressure there was actually a temp drop from the front to the back of ... Trouble codes: P0151 (O2 signal low bank 2 sensor 1), P0300 (Engine missfire detected).
2001 Chevrolet P37 MotorHom 7.4L no steering assist and pump noise
In this case the hydro boost and suspension could not be the problem... I should have been clearer about the problem only happening in drive when the auto park cylinder would get pressure to release the P-brake. never had a problem with brake boost or...
2002 Chevrolet Impala LS 3.8L Ipc VIN: 2G1WH55KX2
It appears that there are multiple issues with this car. The main one, of it not starting, was solved by forcing a relearn of the vts system. now the car will start and run well, and when it is running, the dash works normally. if it isn't running but KOEO,...
2004 Chevrolet Silverado 1500 LS 5.3L Vibration in steering wheel VIN: 2GCEC13T94
Thanks for the replies and ideas, everyone! I have been waiting for the customer to bring the truck back in so I can recheck a few things, but he hasn't been able to. I am closing this for now, but when he comes back in for the fix, I will definitely post wh...
2006 Chrysler 300 Touring 3.5L engine VIN: 2C3KA53G26
Well, thank you for the good luck...because this car is fixed!!! special thanks to michael for sending me in the right direction. now that i fully understand this system i am sure this is going to help me alot in the future.
2008 Dodge Nitro SXT 3.7L not sure VIN: 1D8GU28K78
I received some really great help on this one. Timothy and Kyle gave me insight and I went on that track to try and prove or not their theory of it losing the coolant only under load and therefore undetectable. Well we filled it up bleed it completely for cool...
1999 Ford F-250 Super Duty Lariat 6.8L No Start VIN: 1FTNW20S4X
Good Morning, Well we fixed this one, #5and 7 fuses id.from all-data says #7 is ecm fuse but #5 was blown. Replaced #5 trailer brk. charge circut as ID. from all-data, truck starts!!!. Pull #7 and truck still starts!! Miss print @ all-data perhaps ,but it's...
2007 Ford Freestyle SEL 3.0L whole car VIN: 1FMDK02177
We Ended Up Sending This Vechicle To The Ford Dealership. They Replaced A RoLlover Mount For $300.00 . Still Has The Vibration. Car Lot Is AtteMpting To Sell It As Is.I Believe It Is A Mount Issue But Im Not Sure Which One(S) May Be At Fault. Thanks For Ever...
2014 Ford F-350 Super Duty King Ranch 6.7L No Start VIN: 1FT8W3BT1E
I think we can call this one fixed. I incorrectly labeled the type of Fass unit (actually is the dual filter titanium model) not the platinum (single filter) as stated. Fass now admits prime loss issues and now also recommends the use of the unused square c...
1996 Geo Tracker 1.6L No Start, Hesitation, Cuts out VIN: 2CNBE1868T
Good Morning Everyone !! well guess what? I repaired a tracker. almost all replies pointed toward a timing issue so I reoved the timing cover to check the timing sprocket keyways, the camshaft dowel pin was in and not damaged as far as i could tell. But the cr...
2011 Hyundai Santa Fe GLS 2.4L valve train VIN: 5XYZGDABXB
Thank you all for taking time to reply to my help request. Brooks [...] nailed it... The cam seized it the head, sprocket turned on cam, valves bent. By only removing the valve cover and timing cover I did not at first see an obvious problem. The cam was...
2004 Jaguar XJ8 4.2L No Start VIN: SAJWA71C94
Pulled the fuel filter last nite and muddy fuel ran out the back. Replaced with new, turned key and tried to start. Let it sit for the night. Tried again this morning while playing with the pedal and got it to start and shut off. Hearing what it sounded like, ... Trouble codes: P1582.
2005 Jeep Liberty Sport 3.7L No Start VIN: 1J4GL48K95
after checking all the work I had done, found the new wiring harness from jeep was defective, installed second wiring harness and then it would crank and not start, scanned for codes and had p0335 ckp malfunction, tested and found new ckp from jeep was bad. Re...
2004 Kia Sorento EX 3.5L front diff actuator VIN: KNDJC73364
Replaced actuator problem fixed. Oddly enough the actuator was made in japan, i have no reason for it failing in such a short time, 20k, when first one lasted 100k. Also this job can be done with diff still in truck, just remove the cross bar in front of diff.
1999 Mercedes-Benz ML430 4.3L All Guages VIN: 4JGAB72E3X
Very useful information from everyone, at this time it is still not repaired and installing another cluster did not fix the problem.
1995 Mitsubishi Montero SR 3.5L Surge, MIL Lamp on VIN: JA4MR51M4S
I am closing this post for now until client decides to pursue further diags. I have not located where o2 sensor harness changes color posibly behind hvac box but not in any easy location to see without some expensive tracing. Vehicle only has 1 o2 sensor as I ...
2007 Nissan Versa SL 1.8L Tire light on VIN: 3N1BC13E07
So first off thank`s to all who spent there valuable time to help me with my Nissan Versa TPMS issue. I have decided to close this post with out a fix because I want to purchase a TPMS register and diagnostic tool. I will then move forward with all the suggest...
2005 Saturn Vue 3.5L Cluster VIN: 5GZCZ63435
thanks for all who responded...great helpful hints and tests...the fix ended up being drivers kick panel was in wiring diagrams but man with being intermittent just had to keep driving until it finally hard failed.
2003 Toyota Highlander 2.4L Misfire VIN: JTEGD21A53
well this one is out the door and thanks for the very helpful replies this car had a bad coil in it after recieving the coil tips I pulled the coils and on cylender #2 I could see a cross fire mark on the side of the coil new OEM coil and runs fine thanks for ...
2004 Volkswagen Beetle GLS 1.9L Wiper Motor VIN: 3VWCR31CX4
thanks for all the help- we found the replacement wiper motor connector was damaged allowing battery voltage to intermittently activate the motor!
2008 Volvo S80 3.2 3.2L power steering pump VIN: YV1AS98218
Many thanks for the reply's , the fix for this car was a power steering fluid reservoir. After speaking with identifix they suggested not to change the pump and change the reservoir there is a bulletin for noisy p/s pumps and a redesigned reservoir. There is a...
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