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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for June 11, 2013
International Automotive Technicians' Network (iATN) - Members Only
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Open Help Requests for All Makes and Models
Help Request Answers
2006 Audi A4 2.0L Excessive Emissions, MIL Lamp on, Unresponsive Turbo VIN: WAUAF78E26
Greetings fellow iATN members and Audi technicians! A customer had her car towed in to my shop with a no-start condition. Upon inspection I found that the timing chain in the rear of the cylinder head had broke off. The customer and I agreed on replacing the h... Trouble codes: P1093 (Bank 1 Fuel Measuring System 2 Malfunction), P0139 (Oxygen Lambda Sensor B1 S2 Response too Slow), P1114 (Oxygen Lambda Sensor B1 S2 Internal Resistance too High), P0299 (Boost Pressure Regulation Control Range Not Reached)
1989 BMW 325i 2.5L noisy driveline VIN: WBAAA1307K
Hi, everyone. My son's 1989 BMW has a driveline noise. It's had the noise as long as he's owned it. It will come on as fast as 15KPH, and "felt,sounds" like a pinion bearing noise to me. After stethoscope testing while running the vehicle on the hoist,we chang...
2000 BMW 740iL 4.4L Valve timing VIN: WBAGH8346Y
This car came in with the check engine light on, It had 2 codes stored in the DME, the codes were p0011 & p0021 inlet camshaft control bank 1 & 2 I checked for voltage & ground at the solenoid connector & there is 10 volts at the connectors. I replaced both of...
2007 Cadillac SRX 3.6L security VIN: 1GYEE63767
Greetings, This Caddy has what I believe to be a problem in the security system? I could use some thoughts on this, I will try to explain as best as I can because I am going on what the customer has told me. The problem started off this way.. He could unlock t...
1994 Chevrolet Cavalier RS 2.2L Poor Idle Quality, Misfire VIN: 1G1JC1442R
2.2L is kicking my butt. #1 is dead at idle, cruises ok. swapped plugs, wires, injectors, no change removed egr, not stuck, pulled front cover timing components are fine. tried to find external vacuum leak with propane and carb spray, watching o2 readings, lea...
2000 Chevrolet Silverado 1500 4.3L Electronic VIN: 1GCEC14W6Y
Need help, I have this vehicle it was towed in our shop for no start engine light is on for p0303,b2647,u1041 and u1016. I have checked the wiring harness for any corrosion none found very close on calling for PCM but before I do just want to make sure I have ...
2000 Chevrolet Prizm 1.8L Srs System VIN: 1Y1SK5284Y
The car was in a small wreck all under car damage but the airbags went off and seat belts to.no body damage just the bumper cover had some cracks in it and was replaced.the frame was damaged and was repaired the light did work after the wreck until i took it t...
1955 Chrysler New Yorker 5.4L No Start VIN: N5543787XX
This car came in running but the customer wanted a minor restoration and wanted it converted to 12 volts. I did a swap from 6 volt positive to 12 volt negative ground. New 12 volt starter, generator, regulator, etc. Replaced the points and condenser and put a ...
1999 Dodge Grand Caravan SE 3.3L Won't Pass readiness VIN: 2B4GP44R0X
We had the vehicle in for an evap emissions code. We smoked the system and found no leaks. We found the leak detection pump to be bad and replaced it. It has passed all mode 6 tests for evap emissions. We gave it back to the customer and had them drive it. Sev...
2005 Dodge Dakota SLT 4.7L temp warning indicator VIN: 1D7HW48N85
vehicle came in with complaint of trans over temp indicator comes on sometimes and then goes back off after a few moments. did duplicate the symptom one time. has a p0218 stored. was not able to capture scan tool data. replaced the trans solenoid and temp se...
2008 Dodge Grand Caravan SE 3.3L windows
van came in with the both front windows not working along with the mirrors not working customer brought in a driver door module and said that was what it was. it didnt work tried a used switch still same. the back windows work fine just front and mirrors think...
2000 Ford Focus Sony Limited Edition 2.0L Poor Idle Quality, Stall VIN: 1FAFP3433Y
Good morning all. I'm on my knees in a $9 uniform begging for some education. When this vehicle came to me it had a P1506 and after testing making sure the computer would control the IAC we replaced it and reset KAM. The car ran fine for about a day and a half... Trouble codes: 1506 (Idle Air Control Overspeed Error)
2000 Ford F-550 Super Duty Lariat 7.3L Excessive Emissions, Poor Idle Quality, Surge, Cuts out, Misfire VIN: 1FDAF56F7Y
Thanks for reading. My rollback is throwing a fit. Lost all power and started rolling white smoke the driver limped it back to the shop. Found the idm wouldn't preform a buzz test (tach jumped but no buzz what so ever) replaced IDM now it will buzz normally. S...
2001 Ford F-350 Super Duty Lariat 7.3L abs VIN: 3FTSW31F81
Hi, everybody. This four wheel p/u came in for brake problem. When you apply brake truck violantly pulling to left. Installed new brake hose and caliper, did not make any different, check all other calipers and master and hydroboost. Everything looks good and ...
2007 Ford F-250 Super Duty XL 5.4L No Start VIN: 1FDNF20537
i have a 2007 f250 with a 5.4, ecm or fuel pump driver module is not suppling ground to fuel pump , in the archives i found a guy that bypasses the driver with two fuses , doing this truck fires right up with desired fuel pressure , which leads me to believe g... Trouble codes: P1235
2007 Ford Focus SES 2.0L Poor Idle Quality, Hesitation, Surge, Stall, lack of power VIN: 1FAFP34N27
Hello This car came in with an Intermittent loss of power at idle after a stop when you go to accelerate it would have no power until the rpms rev way up than all of a sudden it has normal power and takes off. no vacuum leaks all hoses and pcv hoses are ok. Th...
2008 Ford Edge SEL 3.5L Ptu VIN: 2FMDK48C78
Good morning fellow techs! Got a question for you regarding a leaking ptu on this Edge I've been looking at. I've found several service bulletins relating to leaking axle seals and ptu-to-trans seals, but this beast is pushing gear oil out of the vent for the ...
2008 Ford Escape XLT 3.0L MIL Lamp on VIN: 1FMCU03148
According to the customer this Escapes AC started acting up the same time as the CEL came on. Another shop started on it but could not find cause of problem. We are at the same point. We have continuous memory codes for the ECT (P0117 and P0119). We have not b... Trouble codes: P0117 (ECT signal low), P0119 (ECT signal erratic)
2004 Honda CR-V EX 2.4L door locks VIN: SHSRD78834
replaced the door lock actuator cause they would not work on left side they wouldn't make any noise when opened or closed , the door opened correctly when manually unlocked on left side front and the rear . I replaced the unit on the front actuators with numbe...
2002 Isuzu Trooper Limited 3.5L Misfire, MIL Lamp on VIN: JACDJ58X42
Hello everyone, I'm a bit stumped here. I have this Trooper that will intermittently set a P0300 code. The customer (an employee of ours) says the MIL will flash once in awhile but he gets to the shop it stops. It never sets a dedicated cylinder misfire code. ... Trouble codes: P0300 (Random misfire detected)
1996 Jaguar XJ6 4.0L Brake hydraulics VIN: SAJHX1742T
Good morning. Have an issue with low brake pedal. Came in very low,car had "some brake work" done before current owner purchased. Pressure bleeding helped a lot, replaced master cylinder and that helped a little too. Right now if you do an ABS stop the brake p...
2004 Jaguar X-Type 3.0L No Start
Starter doesn't engage when I turn ignition to run position. I only hear clicking noise(6 clicks)underhood at this time. I can't get out of park. I noticed that I don't have a brake light--no wipers---no display screen for heater & a/c---turn ign to run and th... Trouble codes: P1338, P1637, P1643, P1699
2000 Jeep Grand Cherokee Limited 4.7L No Start VIN: 1J4GW58N6Y
Vehicle ran fine one day, cranks but no start the next. Theft light on,gauges do not work, automatic shutdown relay buzzing and unable to communicate with pcm. Unplugged crank sensor, no change. Any help will greatly appreciated!
2003 Jeep Grand Cherokee Limited 4.7L Stall VIN: 1J8GW58NX3
Thanks in advance this is a strange one. This Jeep runs fine till it warms up then it runs full rich and stalls. When you try to restart its flooded, you can hear the fuel injectors clicking very fast and the tach jumps all over the place from 5-6k but the m...
2001 Lexus GS300 3.0L Electronic VIN: JT8BD69S31
This is more a request for information about procedures. Tomorrow I'm to remove and replace the passenger side temperature actuator. According to MoD, I'm supposed to remove the dash, and then the heater core case, to get to the actuator. Is there any proper w...
2004 Lincoln Town Car Signature 4.6L axle VIN: 1LNHM81W44
I am attempting to replace a rear axle bearing. I have removed the bolt & pin but cannot get the axle to move in far enough to remove the axle retaining clip. Has anyone encountered this before. We have tried tapping the hub to get the axle in further but cann...
2007 Mazda RX-8 1.3L Unknown
Because of this code P0740 we replace valve body, after few months the vehicle check light on again and it showing "P0740" and i clear the DTC and engine warning light gone. But i think it will come back again. Would like all gentlemen advise on this issue...
2011 Mazda 6 i 2.5L shift solenoid b ? VIN: 1YVHZ8BH5B
Have talked to dealer they say they have never sold a solenoid or valve body for this car type. My question is what voltage should i see at pin c from tcm. i feel it should be 12 volts. thanks for the help...
2001 Mercedes-Benz C320 3.2L maf VIN: WDBRF64J51
Hello benz techs: I have this 01 C320 with DTC P20DE/P0222 pedal position sensor signal 2 circuit low and P2004/P0102 mass air flow sensor circuit. The car is weak on acceleration and stalls at times. Taking off after stopping is slow, as it does not respond t...
2008 Mercedes-Benz E350 4Matic 3.5L pinion bearing VIN: WDBUF87X88
e350 pinion bearing outer is bad. Have disassembled and unit is easy to repair. However, dealer and no aftermarkets offer bearing. bearing made by NTN. CR-08A75-1 PART NUMBER. Does anyone know a source to get this bearing. Mercedes only sells complete unit for...
2009 Mercury Mariner Hybrid 2.5L start VIN: 4M2CU293X9
this car was driving alright, mistakenly forgotten to turn key completely off, key was on run position, and accidentally battery was taken out of the car... and when battery came back, was placed on directly, now to get into the car and realize the key was ...
1998 Nissan Sentra 1.6L fuel smell when warm VIN: 1N4AB41D4W
Got smoke machine hooked up, can close evap canister vent valve and no smoke, with valve open have smoke coming out canister at vent. With purge valve open still have no smoke? I just need help how to test this and I tried to smoke hose going up to intake from...
2001 Oldsmobile Intrigue GL 3.5L running VIN: 1G3WS52H31
car came in with what seemed to be security issue it wouldnt start we replaced the passlock sensor and reprogramed it it started right up. but now it still is acting up sometimes it start sometimes it wont . heres the weird thing when it starts and the dash li...
2006 Pontiac G6 2.4L No Start VIN: 1G2ZF55B86
@ times this vehicle will not crank to start. when this happens customer states. the vehicle will not turn off and radio stays on. have cleaned all grounds. voltage drop tested. have charged and test battery. inspection underhood relay center. this happens int... Trouble codes: B1325 (ignition 1 voltage), P0650, P1682, P0690, U2137
2008 Pontiac Grand Prix 3.8L Surge VIN: 2G2WP55248
This car has a surge that I can't pinpoint the cause of. It occurs only while under light load, usually while going uphill. And only between 50mph and 65mph. It doesn't appear to be a misfire, only a 100-200 rpm surge. There are no codes stored, no misfires sh...
2008 Subaru Forester 2.5 X 2.5L oil pressure sensor
Hey guys, got an 08 forester with a repetative oil leak. I have replaced oil pressure sending unit on head with 3 different brands, including one from the subie dealer. Vehicle makes it about 60 miles on each one and then the sensor starts to leak from the ele...
1999 Toyota RAV4 2.0L No Start VIN: JT3HP10V3X
hi, and thanks, customer called me 6 months ago and said his rav 4 would not crank even after putting a new battery in it. told him to look at fuse links, thats the last i heard about it till last week it got towed over.he replaced the 100amp fuse link cranks ... Trouble codes: P1300, P1310
2005 Toyota Camry 2.4L Parking lock VIN: 4T1BE30KX5
came in for tranny fluid exchange, and notice car is not locking in park position. All shifting o'k. Seems like parking pawl is inop. Need to know how to correct it. Please help!
2005 Toyota Camry 2.4L Mechanical VIN: 4T1BE30KX5
Updating info. What I mean is the car is rolling even the shifter is in park position, no problem with shifting in all position. The car is not holding in stand still unless you pull up the emergency brake. Seems like you put in park before car is completely s...
2000 Volkswagen Golf GLS 2.0L no A/C VIN: WVWGC21JXY
I need help on this one. I have 2000 VW Golf with no A/C clutch engagment, there is only momentary 12V signal to clutch -less than one second-clutch does not engage because signal disappears, after about 45 seconds sytuation repeats itself. I replaced fan co...
2003 Volkswagen Passat GLS 1.8L Hesitation VIN: WVWVD63B33
Alright folks. We have here a problem child. This Passat has a hesitation like ignition or fuel cutout. A throttle housing has been put onto it under the consideration of the throttle closing. It is most noticeable in second gear under light throttle while acc...
2006 Volkswagen Passat 2.0T 2.0L No Start VIN: WVWAK73C86
With VCDS have code for vehicle position recognition control module and no communications, can try to go into module no good. Checked fuse and ok. Have disconnected battery and wait for 20 mins to see if it comes back on. Vehicle has good fuel pressure and no ... Trouble codes: 00484 (vehicle position recogonition control module j603)
2001 Volvo S80 T6 2.8L Electronic VIN: YV1TS90D01
really need some Volvo help here! I put a transmission in a 01 s80 t6 (yes, the gm 4t65 trans). the car came in with no forward or reverse, and tons of metal in the pan. have seen this a lot with gm's with the 4t65, so I put a unit in it. my first time doing o...
2007 Volvo XC70 2.5L Excessive Emissions, MIL Lamp on VIN: YV4SZ59237
I checked fuel pressure 1st with a scan tool & then with a mechanical gauge pressure readings are the same & LTFT is NEG -14.1, I dont have any experience with this system & very little information, I replaced the fuel pump module & have the same fuel pressure... Trouble codes: P0088

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2005 Audi A4 Quattro Cabriolet 3.0L Misfire, MIL Lamp on VIN: WAUET48H15
thanks to all that responded. according to the customer the dealer put a new computer on it and fixed the problem. thanks again and everyone have a safe summer. Trouble codes: P0301, P0302, P0303.
2005 Audi A4 3.0L top VIN: WAUDT48H15
well thanks for all the response i ordered a trunk sensor and wala its fixed i didnt even have to do the manual reset. learn something everyday from this site thanks again
2000 BMW 528i 2.8L Blown Head VIN: WBADM634XY
Folks, I appreciate your time. Dan from North Carolina, without getting into all the details, you are right on the money. Anyhow, the engine was replaced with a used one and hasn't been back. I know of one BMW tech who told me that they never checked the thr...
2003 BMW 325i 2.5L starter VIN: WBAEN33483
I installed the starter working from the top & bottom.From the top I removed the cabin filter assembly at thr cowl area.From the bottom I removed the lower control arm-dropped the rear trans mount and with an extension I was able to get the other bolt.
2007 BMW 530xi 3.0L engine VIN: WBANF73587
I want to thank all of you who took time out of your busy day to help with this. I tried the bleed procedure first to see if the water pump was circulating coolant, it did not even come on. I replace the water pump and thermostat assembly, performed the bleed ...
1992 Buick Century Custom 3.3L Stall VIN: 1G4AH54N8N
Thank you for all 23 replies! All replies helped me think clearly about the situation. After test driving the car about 20 miles, it was clear that the stalling happened only after a period of cruising at highway speed over 5 miles, and when the car came to ...
1999 Cadillac Seville STS 4.6L climate control VIN: 1G6KY5497X
Thanks for all the replies, they really got me back on the right track. We started again from scratch and added extra dye and oil, then filled the system and added an extra 6 oz. refrigerant. The system functioned correctly across all the outlets. Sent the cus...
1998 Ford Ranger XL 2.5L engine VIN: 1FTYR14C2W
thankyou all ...big help...GOOD info.truck owner did not inform me of a lower end knock until I got all 4 cylinders doing there best.I installed new ignition cables,fired it up watching fuel pressure and vacumn.Steady 17-18 inces and fuel with in specs at 2500...
2001 GMC Sierra 1500 SL 5.3L air bag indicator VIN: 2GTEK19T81
Thank you all for your insightful replies. We ended up doing the tests with the 2 ohm resistor (Actually two 1 ohm resistors soldered together, 1 ohm was the largest available to us), and we found that the coil was bad. Replaced it with a new one and the lig...
2003 Lexus IS300 3.0L Hesitation, MIL Lamp on VIN: JTHBD192X3
Ordered up a new APP sensor & all is well. took a waveform of the new sensor and has nice clean sweep from 2v to 5v. image saved with error msg on it for some reason but you can see good waveform in the background. car is fixed! ... Trouble codes: P2121, P2127.
2007 Mitsubishi Fuso FE145 FE84D 4.9L temp gauge VIN: JL6BBG1S37
Well finally got it to act up temp gauge went into red found the fan clutch which felt ok not engaging, Replaced fan clutch and all is well
2003 Nissan Xterra SE 3.3L Mechanical VIN: 5N1ED28T83
Plain and simply: the Timing Belt. This is what I was thinking but that rattle at the distributor kept me from acting hastily. Seems the loose belt will allow the cam to spin erratically and slam into the distributor gear making the noise that sounded as if th...
2006 Nissan Xterra X 4.0L timing chain VIN: 5N1AN08W96
I waited a while to close this because I wanted to be sure it was done. I was able to put the shoes on by just squeezing thenm on gently with some channel lock pliers. It was a pretty big job and I was unsure if I had the timing marks right. When it was done, ...
2007 Saturn Aura XR 3.6L shifting VIN: 1G8ZV57747
My customer has declined to gamble on a valve body repair; and there is no transmission available for this car; from the dealer; Jasper; or even a used one! I really picked a good one. Strang car... Thanks for the posts guys Larry
2002 Toyota Highlander 3.0L AC compressor VIN: JTEGF21A52
replies gave the obvious, changing the mag clutch relay which was the first thing I already tried, one guy even said to change the compressor, showing he didn't even read my post as I just put a brand new one on. Turns out the damn cheap ass chinese made Dens...
2005 Toyota Tundra Limited 4.7L MIL Lamp on VIN: 5TBDT48155
well i determined that the headers were not providing the proper ground and the customer said before i installed the headers i should have tested them for ground quality ??? LOL well I install his parts and guess what it my problem REALLY? well he has de... Trouble codes: P00, 0031 (bank 2 sensor one), P00, 0051 (bank 2 sensor one).
2005 Volkswagen Jetta 2.5 2.5L readiness monitors VIN: 3VWDF71KX5
Customer has declined any further action at this time, thank so much for your input!!! Sorry i could not get a solution for you all to hear about..
2009 Volkswagen Jetta S 2.5L MIL Lamp on VIN: 3VWJM71K79
Thank you very much for providing the information needed to repair this vehicle. Ben [...] will save that link for future reference, thanks. Kelsey and Inaki, thanks for defining a 18863=P2431. Just what I needed. Richard [...] never realized that's what generic m... Trouble codes: 18863 (No description available).
1999 Volvo V70 X/C AWD 2.4L Cvvt VIN: YV1LZ56D4X
Thinks to all who replied a special thanks to Mike for the tip on the easy way to check if the can timing is off (With the rear of the camshafts locked in place loosen the 8mm bolts that hold the cam gear to the actuator assembly. Now insert a torx bit into th...
2001 Volvo V70 X/C 2.4L steering coupler VIN: YV1LW65F71
Thanks for all the help guys! As most replies stated the steering coupler to the rack is easiest attached from inside the vehicle after removing the boot that seals the hole in the fire wall, and the coupler from the steering shaft. Once we did that we could ...
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