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Prev Professional Automotive Repair Technical Discussions for March 10, 2010
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Help Request Answers
2000 Audi A8 Quattro 4.2L rotor identi VIN: WAUFL54D5Y
Got this car in for brakes but I can't identify who's big brake kit was used on this car so I can get replacement parts. The 2 piece rotors are assembled with 10 bolts with allen head on the inside and a round nut with one flat on the outside. the inner hub is...
2001 Audi S4 2.7L Unknown VIN: WAURD68D51
Calling all Audi (s4) driveline experts ! I've got this 01 s4 6 spd here making a very unussual sound from the transaxle. On a road test you would think it could be gearbox related because the sound is mostly present in 5th or 6th gear louded or not the sound ...
2004 Audi A4 Quattro Avant 1.8L MIL Lamp on VIN: WAUVC68E44
Wires were brittle at wire connector for maf sensor and all pulled out,rewired it according to nodatas wiring schmatic seems to be wrong need the right wiring schematic.Please email them to me or even a photo of the wire colors and what pins they go too in the...
1994 BMW 530i 3.0L No Start VIN: WBAHE2324R
I have a 1994 BMW 530i come into my shop over a week ago with a no start condition. First thing checked was fuel pressure, result no fuel pressure, jumpered the fuel pump relay at terminal 30 7 87 did not activate fuel pump, removed & replaced fuel pump and st... Trouble codes: 26 (Contro unit B supply)
2000 BMW Z3 M Roadster 3.2L radio VIN: WBSCK9346Y
battery went dead car jumped and driven to shop. battery replaced. cust. had lost radio code. pulled radio and got serial number gave number to dealer and got code. enter code and radio wont come on. acts like wrong code. called different dealer gave radio ser...
2003 BMW 745i 4.4L tpm VIN: WBAGL63503
The car came in with the fault 604c Fault RDC system. 6059 Fault, wheel sensor undefined. The fault comes up in the system and will not allow the system to be initialized. Is their any way through the I drive or a scan tool to determine which sensor is bad? My...
2003 BMW 745Li 4.4L Misfire, MIL Lamp on VIN: WBAGN634X3
My nightmare is back!!! i posted this car back in dec and thought good gas was the fix, well i guess not!! needless to say its missing on cyl 3 mostly, and only at idle, and only when its cool(first couple minutes of running) then it clears up and runs fine ti... Trouble codes: 2747/, 2744/
2004 BMW 745i 4.4L half shaft VIN: 424DP71966
he brought me the car right rear was leaning in alot more than right.installed factory hub and bearing(did straighten up camber) did alignment all was in spec. complaint is a harmonic vibration comes in at 60 plus he says it does get better after 80 or so.i r...
2003 Jaguar S-Type 4.2L Surge VIN: SAJEA01413
Hello fellow Jag. tech's, this car surges between 1K and 2K rpm. The surge is about a 500rpm change. While scanning do not notice any vacuum change or T/P change or MAF change, it just does not seem to be in the engine management side. Did notice that there is...
2003 Jaguar X-Type 2.5L No Start, Cuts out, Misfire, MIL Lamp on VIN: SAJEA53CX2
when the we try to start the engine, it crancks for a while and sometimes start normal and keep about 1400 rpm. as soon the rpm drop below 1000 rpm the engine stall. if we try to restart crancking for a while it may start again and if we keep the throtle open ... Trouble codes: P0335 (cranck position sensor), P0300 (random missfire), P0301 (misfire cyl 1), P0302 (misfire cyl2), P0305 (misfire cyl5), B1359 (ignition power supply instrument cluster)
2003 Land Rover Freelander S 2.5L 2-4 duty solenoid VIN: SALNY22293
Hello All, This Landrover has a bad 2 to 4 duty solenoid.I see a service bulletin recommending all of the solenoids plus the wiring harness be changed. Owner is on a budget.Can anyone tell me if only the duty solenoid can be replaced and use the old harness?...
2002 Maserati Spyder GT 4.2L Cuts out VIN: ZAMBC38A82
hello to anyone. I have a maserati that will not dulicate the problem , cutting out around 60-65 mph.Have drove hot cold and any driving condition i can think of. i suspect a fuel pump but hate to throw parts around and not fix a thing. so if anyone out there ...
2002 Mercedes-Benz ML500 5.0L radio VIN: 4JGAB75E72
Hey guys and gals, This ML came in with no sound from radio, powers up fine. Got into the live data with the system and it is saying "no data transfer between components in system". If you look at specified configuration of components, you have radio, sound ...
2007 Porsche 911 Carrera S 3.8L psm VIN: WPOAB29957
Light comes on in dash for PSM while driving. Cannot reset fault data in any of the above systems. No faults stored or read from any other systems. Have searched iatn and many other forums before posting - no relevant information found. Need some direction ple...
1999 Volkswagen Passat GLS 1.8L Alarm VIN: WVWAA63B7X
Hello fellow techs. We have a very interesting Volkswagon here. It first came in with the symptoms of battery drain, interior lights staying on, alarm goes off when try to lock the car with fob, and the gas door doesnt work. First we scanned the comfort sys...
2000 Volkswagen Passat GLS 1.8L ABS Module VIN: WVWMA23B8Y
This car came in to the shop with the ABS light on. We could not read the codes. After replacing the ABS control module we could access the ABS system. We then got a code for ABS coding. Using the VAG we went in and set the code for the ABS and pushed the DO T...
2005 Volkswagen Passat GL 1.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: WVWAD63B55
I have this Passat come in idling real bad and check engine light blinking. Pulled codes and initially found misfire codes on all cyl's and lean code bank 1. Customer previously had been at VW dealer and they diagnosed as 4 bad coils. They installed new coils ... Trouble codes: P1297 (connection turbocharger throttle valve pressure hose), P0301 (misfire cyl 1), P0302 (misfire cyl 2), P0303 (misfire cyl 3), P0304 (misfire cyl 4), P0171 (bank 1 system lean)
2005 Volkswagen Jetta 2.5 2.5L Hesitation VIN: 3VWSF71K85
Hi Fellows, After replacing 2 sensors and the problem is still occurs. We think there's something serious here. So we checked the database and found the same issue with same codes and symptom. Whoever ran to this can tell us ,what parts are involve and labor t... Trouble codes: P1340 (Camshaft pos. sensorG40/Engine speed sensorG28 incorrect), P0301 (correlation.), P0302 (Misfire cyl. 1), P0304 (Misfiring cyl.2), P0300 (Misfiring cyl.4)
1985 Volvo 740 GLE 2.3L Poor Idle Quality, Hesitation, Cuts out, Stall, Poor Fuel Economy VIN: YV1FX875XF
This one is unfamiliar to me, so need some help. As stated, problem is that it seems to run ok, a little rough, but once on the road, seems ok, then intermittently, it'll just die, like you cut off the fuel, if it does come to a stop, it will start right up ag...

Fixes & Summaries for European
Fix/Summary Answers
2004 Audi Allroad Quattro 2.7L MIL is on VIN: WA1YD64B84
So far we did fixed the leveling. No code come back and it stays where we leave it from 1-4 level. But headlight adjustment light is still on and beeps every time you put in R or D. We did the capacitor reset with both terminals overnight and the light is stil...
1992 BMW 850i 5.0L Cuts out VIN: WBAEG1313N
Thanks for the responses everyone. It ended up being that the new set of wires was causing interference with the cylinder i.d. sensor. With the old set reinstalled the problem went away and no code. The tricky thing about this car is we had tried switching the... Trouble codes: 016 (cylinder i.d. bank 1-6), 016 (cylinder i.d. bank 1-6).
2003 BMW X5 4.4i 4.4L Hesitation VIN: 5UXFB3353L
first off thank you for all the iatn members who helped me with my problem. the car has been fixed. the problem was a 10 milometer socket was in between the engine cover & the oil pan. so after we pulled the socket everything went back too normal.
2003 Jaguar S-Type 4.2L radio VIN: SAJEA01413
Sorry this took so long to close, we sent the radio out for repair. To a place called Radioman in San Diego CA. Thanks for the help
2005 Jaguar S-Type 3.0L heater valve VIN: SA5WA01T05
Thanks for all the help on this one. Ronald [...] hit the nail on the head! The heater valve was leaking and over loaded the circuit for the driver side. I replaced the valve and repaired the circuit in the control head by soldering a wire across the open in th...
2003 Mercedes-Benz E320 3.2L sbc VIN: WDBUF65J63
We shipped this one to the dealer as that was the most prudent course of action. The eight replies from very sharp iATN techs all gave the same advice, let the dealer do it because the SBC brake system has had so many problems, updates, etc, and it now has a ...
2007 Mini Cooper 1.6L Accessories VIN: WMWRF33537
Raul from Washington had the idea check wiring. After much searching found one of the alternator wires broke,due to intake replacement during body repair thanks for everyones help.
1999 Volkswagen Passat GLX 1.8L No Start VIN: WVWNA63B3X
Needs ldp and canister as suggested,customer declined at this time.
2001 Volkswagen Jetta GL 2.0L run VIN: 3VWRK69M01
ok went back to the basics as suggested and sure enough problem found. when the vehicle was towed in after customer tried to jump start vechile and damaging engine we found the power outlet fuse blown. the cause was a penny stuck in the outlet and we replaced ...
2002 Volkswagen Cabrio GLS 2.0L transmission VIN: 3VWDC21V92
first i would like to say thanks to all who reply sorry guys this one i did not get the chance to fix customer took it back to auction thanks again for all the insight
2006 Volkswagen Transporter 1.9L MIL Lamp on VIN: WV1ZZZ7HZ7
The exhaust pressure sensor VW sent was the wrong unit for the, double checked part number with another dealer and found wrong number, replace pressure sensor, that fixed particulate fault and exhaust pressure fault, replace boost pressure control solenoid whi... Trouble codes: 00113, 00113, 00056.
1998 Volvo S70 2.4L ps steering
We purchased a dealer rack, installed and while installing found bad steering knuckle. Knuckle was replaced and the vehicle seems fine. Will not know 100% since customer has lost their license. Thanks for all your help. Bob
2003 Volvo XC70 X/C 2.5L Differential Control Module VIN: YV1SZ59H93
Hi everyone. I'm happy to report that this car is fixed. Here's what we learned. First, the DEM was bad. There was power and ground to the module and communication pulse on both CAN wires. There are apparently several possible modules, depending on the press...
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