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Professional Automotive Repair Technical Discussions for September 28, 2012 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for All Makes and Models
| Help Request | Answers | |
| 2000 Audi A4 Quattro 1.8L Mechanical VIN: WAUDC28D7Y customer had drop off this car and is complaining of a noise when first starting. the noise we are hearing is rattle type or binging (detonation type) noise. can not tell where its coming from. almost sounds loudest at intake runners. i seen all probelms with ... |
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| 1997 BMW 840Ci 4.4L Radio inop. VIN: WBAEF8321V Can't get radio to come on. Someone replaced radio with a newer BMW Blaupunkt radio.Battery was dead in car and had to be replaced. The word CODE came out. We called dealer with the serial number from the radio. The dealer gives us a 5 digit code. This particu... |
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| 2004 BMW 745Li 4.4L MIL Lamp on VIN: WBAGN63534 Vehicle came in with CEL, found above codes. Checked fuel pressure, found 2.5BAR, spec 3.5BAR. Replaced fuel pump and filter, fuel pressure improved slightly to 2.8BAR, codes return. Replaced MAF, no change. Substituted known good SBSR from another car without... Trouble codes: 272A, 272B, P2177 (Multiplicative mixture too lean bank 1), P2179 (Multiplicative mixture too lean bank 2) |
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| 2003 Buick Century Custom 3.1L Misfire VIN: 2G4WS52J63 Some much for easy. Car came in for rough idle. Found #3 cylinder misfire counts rising quickly. Scope tested ignition system and could see #3 pattern was different. Look lean. Scoped injectors and all patterns looked the same. Flow tested injectors and all ga... Trouble codes: P0300 (Misfire detected) |
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| 2003 Buick LeSabre Limited 3.8L evaporator VIN: 1G4HR54K83 has anybody seen this |
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| 2000 Cadillac DeVille DTS 4.6L 2-3 Shift Solenoid VIN: 1G6KF5793Y I am posting this although i have already repaired it, because i could not find another vehicle with a p1845 code. Trans would not shift & stuck in limp. Checked solenoids (common problem) but they were ok. Found broken control wire from pcm term #45 (yellow/b... |
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| 1991 Chevrolet Corvette 5.7L Poor Idle Quality VIN: 1G1YY338XM Hi Techs. I have this 91 Corvette with the 5.7 multipoint injection. It has a stumble at idle randomly. It acts like a missfire. It idles fiarly good but every couple of seconds it stumbles and then recovers. It needed a tune badly so I did one complete with n... |
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| 1998 Chevrolet Tracker 1.6L speedo need help finding a speedo cable gear that goes into the transfer caase any ideas. i have looked on speedo world and asked multiple junk yards to sell me theres from a transfer case but only one would sell it and it was the wrong color gear i need the one that... |
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| 1999 Chevrolet Silverado 1500 5.3L lights VIN: 2GCEC19T4X The truck came in with no high beams, no low beams, and no daytime running lights. I've checks all the fuses and relays, and those are good. I've found that the ground circuit(s) are the problem. I can ground each bulb at the bulb, and they come on. If I groun... |
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| 1999 Chevrolet Tahoe LS 5.7L No Start, Poor Idle Quality VIN: 1GNEK13R0X Morning all, Got this Tahoe from another shop that rebuilt the engine wouldn't start check cam retard -40 restab dist. now -1 very hard to start and wont idle wont rev to the rpm limiter so wont do a relearn procedure, spark advance at 255 until rpm gets to 15... |
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| 1999 Chevrolet Tahoe 5.7L cyl 3 VIN: 3GNEK18R5X thanks in advance for all help and suggestions. i don't understand what could have gone wrong, pulled upper intake to convert injectors to mfi, completed job. upon start up, heard instant rattle/slap/ or knock. cylinder 3 now has misfire. compression test dry,... |
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| 2000 Chevrolet Camaro Z28 SS 5.7L Excessive Emissions VIN: 2G1FP22G6Y This vehicle came in after multiple smog check failures and the customer working on it himself and taking to other shops.after scaning it we found that the egr tested good,air injection not coming on-relay bad-replaced that,hose for air inj. To engine twisted-... Trouble codes: P0410 (Air injection pending), P0405 (Egr sensor low volt history), P0410 (Air injection pending), P1416 (Air injection bank 2 history) |
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| 2001 Chevrolet Impala LS 3.8L Cooling fans VIN: 2G1WH55K11 This car has an intermittent cooling fan operation. It was driven in overheating. I can manually control the fans with my scan tool and cut them on. I replaced the ECT and it worked fine. Customer drove it a few days and it overheated again and at the same tim... |
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| 2006 Chevrolet HHR LT 2.2L Unkown VIN: 3GNDA23D56 HHr that suddenly won"t take gas at station.Vent solonoid test ok.canistor & hoses not restricted.Will not fill even with all hoses off canister & valve.Small check valve in tank neck looks ok but don"t understand it"s operation. help please. |
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| 2007 Chevrolet Silverado 2500 HD LT 6.6L Hesitation, Cuts out, MIL Lamp on VIN: 1GCHK23677 Hello all. This truck will not set the code for me, it seems the customer gets it to do it at least once a day. He states the MIL comes on, truck runs rough no power. Sometimes even has to pull over and restart it. Then when I get it, it only has that EGR code... Trouble codes: P0405 (EGR Low Position Fault) |
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| 2008 Chevrolet Express 3500 6.6L Cac Piping VIN: 1GBJG31688 Wanting to check around and see if any body else has run into this problem. First off i am posting this for a friend that's having problems. His van has blown the cac tube off the turbo repeatedly. The first time it happend he took it to the dealer and they cl... |
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| 2001 Chrysler PT Cruiser 2.4L No Start VIN: 3C8FY4BB31 One for you Iacocca guys. Got this 01' PT Cruiser California emissions. Customer stated that it was running fine then just wouldn't start. When I went in with my DRB3 I had no communication with PCM only, all other modules communicate and give data. Here's the... |
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| 2002 Dodge Grand Caravan Sport 3.3L No Start VIN: 2B4GP44R82 This Grand Caravan originally came to me with a missfire on clyinder 2. Found and repaired shorted injector harness and replaced fail PCM with a reman from Car Quest. Car ran great for about a month and now it is back as a no start. I turn the key to crank and... |
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| 2005 Dodge Ram 3500 SLT 5.9L Poor Idle Quality, Surge, Stall VIN: 3D7MR48C25 Hello, this truck starts well but after a few minutes of idling the rail pressure starts to drop. As the pressure gets lower it develops a surging idle along with heavy black smoke. At about 2200 psi the engine dies. The set pressure at cold start up is displa... Trouble codes: P0251 (CP3 Pump Regulator Control) |
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| 2006 Dodge Ram 3500 SLT 5.9L No Start VIN: 3D7MX49C36 truck was towwed in cut off, had found fuel fillter completly stopped up would not allow fuel through replaced ,got fuel to go to pump but no pressure from pump to injectors ,replaced pump pressure came back to injectors still no start ,help please |
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| 1980 Ferrari 308 GTS 3.0L Stall This 1980 308 GTSi has been in temperature controlled environment storage for 10 years. Drained all gas and pulled and cleaned all injectors. Vehicle now runs good except for when it reaches 150 deg vehicle shuts off. At same time it shuts off yellow indicator... |
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| 1986 Ford Bronco XLT 5.0L Hesitation, Misfire slughish and backfiring thru intake.tested fuel pressure 25psi running.replaced fuel filter and high pressure pump.still same problem.tore down t chain to verify marks was correct they are.set timing,no change.found misses in engine while running.bad injectors... |
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| 1999 Ford Taurus SE 3.0L Surge VIN: 1FAFP53S8X Problem occurs when put in drive or reverse, it surges badly after a few seconds and sometimes stalls. Baro. is a litte low and is varying. Smoked for vacuum leaks and checked fuel trims and both were good. Fuel pressure is good while it is doing it. Tried som... |
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| 2001 Ford E-350 Econoline Club Wagon XLT 7.3L Hesitation, No Power This Van is driving us crazy, Had a driveability problem a month or so ago. We diagnosed 3 bad fuel injectors, Ran fine till now, After it gets hot, looses power bad & sets 2 codes But they are trans codes P0731 & P0732 for gear ratio errors. The vehicle acts ... Trouble codes: P0731 (incorrect gear ratio 1st gear), P0732 (incorrect gear ratio 2nd gear) |
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| 2004 Ford F-150 Lariat 5.4L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FTPX12594 I'm hoping someone has seen this before. Truck came in with misfire on multiple cylinders. Replaced all plugs and coils. Still has misfire t idle. Once you give it gas it smoothes out. smoked the intake and found smll pinholes all over the place in the intake ... Trouble codes: P0354, P0174 |
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| 2004 Ford Ranger Edge 3.0L Poor Idle Quality VIN: 1FTYR44U94 HELP, HELP, HELP:) Hello iATN members, here we are again. I got this 2004 Ranger w/ 3.0 L that refuses to cooperate. This truck has no power at all. Customer has changed the cats and did a full blown T/U at another shop in attempt to repair issue before bringi... |
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| 2008 Ford F-350 Super Duty XL 6.4L High pressure fuel pump VIN: 1FTWW31R58 High everyone, I don't really need any repair help on this, just some direction, due to sensor problems we had to replace the high pressure fuel pump on this vehicle, this is my first one and I have heard some horror stories of the 6.4 diesel having trouble ge... |
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| 2008 Ford Crown Victoria Police Interceptor 4.6L trans range fuse VIN: 2FAHP71V28 i have a 2008 crown vic. police interceptor. it blows the #1 fuse which is for the transmission range switch. the fuse blows a bout once every couple weeks. i have changed the starter and ignition switch. i have inspected trans range switch wiring and steering... |
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| 1998 Honda Accord EX 2.3L case Hi please help...I am not a trans guy. I backed this car up, and noticed a leak from the passenger side automatic transmission. Found round hole about the size of a quarter or maybe a half dollar in case! A round blank like piece of aluminum on the ground. Bla... |
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| 2006 Hummer H3 3.5L Poor Idle Quality, Misfire, MIL Lamp on VIN: 5GTDN13636 I am having trouble finding a definitive answer to why this vehicle has a misfire on cyl #2 at an idle. The code I have is for a random misfire but watching it on the modis shows cyl #2 missing all the time at an idle. I swapped the ignition coils, swapped the... Trouble codes: P0300, P0128 |
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| 2004 Hyundai Elantra GLS 2.0L Variable Valve Timing VIN: KMHDN46D14 Vehicle sets code p0010-camshaft position actuator circuit. I replaced the cvvt oil control valve because it broke while removing it to test.I removed 2 allen head plugs on the end of the head, and blew out the oil passages. I can't find the cvvt valve filter ... |
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| 1999 Jaguar XJ8 4.0L no comunication VIN: SAJHX6042X Alternator was charging @ 20 Volts. I did replaced the alternator and battery. Fuel flap locking solenoid is burned together with a security control module in the trunk. I am trying to program the new (used) module with IDS VCM. Problem is that only modules I ... |
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| 2002 Jaguar XKR 4.0L Misfire, MIL Lamp on VIN: SAJDA42B62 Customer just bought car. Brought in for state inspection. Found 4 not not ready codes(cat,egr,evap,o2).Mil turned on after about 50 miles P0455. Smoke tested system and found bad purge solenoid. Replaced solenoid took for test drive. after about 20 miles Code... Trouble codes: P0400, P0300 (Random misfire) |
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| 2005 Kia Rio 1.6L Mechanical VIN: KNADC12565 We replaced the spark plugs with Iridium NGK plugs and NGK spark plug wires. Car seems to run okay, with good spark coming from cylinder #4. We noticed valve clacking and added 2 quarts of oil. The fuel injectors click well, each has the same sound using a ste... |
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| 2006 Land Rover LR3 HSE 4.4L front wipers VIN: SALNM22262 Hello Group, I've been struggling with this one for a few days.Front intermittent wipers are intermittent.The central junction box is not receiving its ground signal from the wiper motor park switch when wiper switch is in the intermittent position.Occasional... |
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| 2004 Lincoln Aviator 4.6L Monitors VIN: 5LMEU88H44 Customer went to emission center 8 times . Monitors not ready we received suv and drove suv engine light came on for baro sensor code replace egr assembly drove for monitors . Monitors will not run . No codes returned coolant temp 195 f drove on highway and st... |
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| 2002 Mercedes-Benz C240 2.6L no communication VIN: WDBRF61J12 I have no communication with the ME-SFI but I have communication with all other modules. Car runs and drives great. I have checked the resistance on plug #4 pins 1 and 11 it had 125 Ohms I also checked the resistance of the CAN it has 119 Ohms both in spec. I ... Trouble codes: C1038 (Engine not identified or incorrect), C1022 (communication with engine system faulty), B1102 (CAN communication with engine system is faulty), B110D, B1121 (overvoltage), P2311 (CAN communication engine system faulty) |
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| 2005 Mercedes-Benz S500 4Matic 5.0L Cuts out, Stall, MIL Lamp on VIN: WDBNG84J35 Hello everyone, This vehicle has an intermittant drivability problem.Sometimes it will run slight rough & stalls in idle speed. as well as will hasitates between 0 to 1o miles per hours speed. The MIL light comes on with code # p0104 & stays on when it happen... Trouble codes: P0104 (Maf sensor signal) |
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| 2000 Mercury Grand Marquis GS 4.6L Surge VIN: 2MEFM74W8Y Vehicle has an idle surge (650-1100 rpm) when it reaches operating temperature in park. Customer states that problem started after other shop replaced the intake manifold; we eventually installed another oem manifold; no change. KOEO & KOER tests are negative;... |
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| 2004 Nissan Quest SL 3.5L nats code VIN: 5N1BV28U54 I need advise on how to get the NATS pin#.The part number of the BCM is 284bo 5z300.The 5 diget code the scanner displays is e7227. |
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| 2006 Nissan Sentra S 1.8L Poor Idle Quality, MIL Lamp on VIN: 3N1CB51D06 I have a 2006 Nissan Sentra 1.8L AT. Came in from fender bender Left front fender, hood, and radiator smashed- Ac condencer survived. Had dead battery. All work was fixed and now we have no throttle. Rpms go up to about 1500 when floored. Searched the fix data... Trouble codes: P2100 (throttle actuator control), P2101 (Throttle Actuator Control Motor) |
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| 2006 Pontiac G6 GT 3.5L engine VIN: 1G2ZH55816 Engine has been replaced due to broken piston ring. on occasion it will stall turn the key warning light will come on but car will not crank. after sitting for 1 or 2 minutes will crank and start fine Only has done this 3 times. No warning, might go for a week... |
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| 2004 Porsche 911 GT3 3.6L drivers seat heater VIN: WP0AA29984 Sigh, gotta love these accesories. It's a basic seat with just the heater and electric seat back. So, drivers heated seat doesn't work, you push the button and release, it flashes red and goes out. Passenger side works, push button and red light comes on, stay... |
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| 1997 Toyota 4Runner 2.7L Cuts out, Misfire VIN: JT3GM84R8V This has an unusual problem this 4 runner runs fine until you reach 3500 rpm in first and the miss goes to lower rpm in the higher gears, such as 2nd 3200, 3rd 3000-2800. At rpm lower than 2800 there is no miss. Misfire data showed the miss at 3500 rpm in cly ... Trouble codes: P0301 (Missfire cly 1) |
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| 2005 Toyota Camry 2.4L Alarm VIN: 4T1BE32K25 Alarm light is on always. Reprogramed alarm remote and doors unlock and lock but alarm light is always and flickering when driving. It used to be off when driving. Is this a programming issue or something malfuncting with the alarm controller? |
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| 2007 Toyota Matrix XR 1.8L steering wheel VIN: 2T1KR32E07 Hello all, I am changing the clock spring on this matrix. Sounds like a simple job. I pulled the steering wheel pad, pulled the nut off the steering shaft, got my puller out that I have pulled many off with. I cranked and cranked on it and its not moving a bit... |
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| 2000 Volkswagen Beetle GLS 1.8L cooling fans VIN: 3VWCD21C7Y There is a fuse panel above the battery that contains a 30 amp blade fuse for the fans on this car, We have several of these we fight with this same issue of melting the fuse periodically. Does anyone have experince with a concrete repair for this issue on 199... |
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| 2002 Volkswagen Jetta GLS 1.8L trans VIN: 3VWSE69MX2 Intermittent inop in drive or reverse,was in limp mode with a gear monitoring code only.My question is what are the common failures on thes jatco 09a trans?This one seems like line psi might be the issue.Is it worth it to service the fluid and see if that help... |
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| 2006 Volkswagen Jetta TDI 1.9L Excessive Emissions VIN: 3VWDT71K66 Car came in with a misfire on # 2 Cyl. and excessive black smoke. I switched out Injectors # 2 & # 3. Miss went to # 3 Cyl. Customer wanted all 4 Injectors replaced.While replacing the Injectors I inspected the cam some wear was noticed. It didn't look too bad... Trouble codes: P0302 (Cylinder 2 Missfire Detected) |
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| 1989 Volvo 244 DL 2.3L MIL Lamp on A close friend comes to my house with the above car purchased a few weeks ago, exhibiting CEL on all the time, it was not on when he bought the car and the car passed CA emissions test when purchased. Check intake/exhaust for leaks, none found. Pull codes, f... Trouble codes: 232 (Lambda Adjustment), 221 (Conflicting rich part throttle lean part throttle) |
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Fixes & Summaries for All Makes and Models
| Fix/Summary | Answers | |
| 1998 BMW 750iL 5.4L MIL Lamp on VIN: WBAGK2325W Thank You Alvin [...] mass..its always something simple that we miss!..the pins on the connector for the ldp pump were not making good contact with the pump..THANKS AGAIN EVERYONE..THIS IS A GREAT COMMUNITY Trouble codes: P1470. |
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| 1997 Chevrolet Cavalier LS 2.4L Cuts out VIN: 1G1JF52T3V ALL IS FIXED, WE REMOVED THE CLUSTER AND FOUND ONE WIRE PUSHED OUT OF ITS CONNECTOR. REINSTALLED And THE CAR STARTED AND IS RUNNING GREAT |
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| 2000 Chevrolet Cavalier 2.2L Surge, Cuts out, Misfire, MIL Lamp on VIN: 1G1JC124XY You guys all hit the nail on the head,Thank You.I had scoped the 7x reference signal going to the PCM,it looked the same when the car was acting up and when it ran OK.After reading your replies I started looking real good at the wiring.After I wiggled the har... Trouble codes: P0300. |
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| 2004 Chevrolet Silverado 1500 5.3L A/C Compressor VIN: 2GCEK19T54 Thank you one and all for your input. Some of you said this is normal, others said it wasn't. I decided to install the toggle switch so I can control the compressor clutch. I put the toggle on the low pressure cycling wire behind the control moduale, the light... |
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| 2004 Chevrolet Avalanche 1500 Z66 5.3L Steering VIN: 3GNEK12T74 Thank you to Mithell and Tim who both suggested flushing the fluid. You were right on. Flushed it and filled with clean GM fluid and the problem was gone. Thanks Again. |
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| 2004 Chevrolet Silverado 2500 HD 6.6L Excessive Emissions Thanks for everyone's help. We decided to replace the line and leave the injector alone for right now. I assembled it and it's not leaking right now. He just didn't want to spend the money on injectors as I told him if you're going to do one with these miles... |
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| 2008 Chevrolet C5500 Kodiak C5C042 6.6L check engine code po101 VIN: 1GBJ5V1928 After going through every step in the GM repair manual to correct the po101 code.One step mentioned about the egr valve (if open during inspection,replace the egr valve)This was a previous repair done just before the po101 code problem started.Upon inspection,... |
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| 2009 Chevrolet Malibu LT 3.6L Misfire, MIL Lamp on VIN: 1G1ZJ57799 I am calling this one fixed even though we technically did not fixed it.By wiggling the harness between the main harness at the valve cover and the coil the misfire came and went. So it needs a coil pigtail and a cat or cats? Reason for not "fixing" this vehi... Trouble codes: P0300, P0353. |
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| 2004 Chrysler Sebring LX 2.4L Misfire VIN: 1C3EL46X04 I have one word for you all on this one. ECHLIN!!! Napa junk echlin parts. When i first checked this car out there was no spark. I had the spark tester on #2 cylinder even. I put the new coil on and started the vehicle up and had spark on #2. I shut it off ... Trouble codes: P0300 (Misfire). |
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| 2004 Dodge Ram 2500 ST 5.7L Battery Draw VIN: 3D7KU26D54 Thanks for the replies. I had already checked the seat belt connectors and they were ok. I checked all the inputs to the cluster already no problems found, this truck does not have power locks, windows, or seats. What I did find when I dissassembled the und... |
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| 2001 Ford F-250 Super Duty Lariat 7.3L low power VIN: 1FTNW21F71 I was never able to raise the mgp pip -I suspect it is an infered value based on the differance between baro and map. The mgp pid did raise as I put pressure on map with my mytyvac. I have driven others since starting on this and they are noticeably different ... Trouble codes: P0238. |
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| 2001 Ford F-250 Super Duty XL 7.3L Poor Idle Quality, Misfire VIN: 1FTNF21F91 First i would like to thank each and every one of you who replied with help on the request. Unfortunately the owner of the vehicle desperately needed it and since it ran (with a misfire of course) they decided they wanted to pull the plug on the whole operatio... Trouble codes: P1293. |
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| 1998 Isuzu Rodeo LS 3.2L Mechanical VIN: 4S2CK58W0W thanks for everyone gave me good useful information..yes i adjust timing according to all data. i further check compression #1 and #3 cylinder had low compression. one has 90psi and #5 110psi and #3 had 190psi. customer declined to spend any money due to 200... |
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| 1990 Mercedes-Benz 500SL 5.0L Cruise control VIN: WDBFA66E2L Thank you for your replies. The cruise control module was at fault. Installed a used replacement cruise control module and the cruise is fixed. Thank You |
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| 2006 Mercedes-Benz SLK280 3.0L A/C compressor VIN: WDBWK54F46 Vehicle is fixed with a new SAM unit. I was a little hesitant to apply 12 volts to the new compressor as I'm not sure how that circuit works, but did check the wire from the front SAM to the compressor and it was ok. After replacing the SAM A/C and wipers wor... |
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| 2007 Mercedes-Benz E350 3.5L Steering Angle Sensor VIN: WDBUF56XX7 Thanks you guys, all it need was one hard pull of the steering colum housing . |
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| 2005 Mini Cooper S 1.6L MIL Lamp on VIN: WMWRE33475 The pressure sensor before the compressor had the incorrect part number part installed. Once I got the correct part code never returned. What is interesting is both pressure sensors have a air temp sensor built into it but only one has a 4th wire that actually... Trouble codes: P1239 (pressure sensor intake manifold before compresor input too low with engine off). |
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| 2002 Pontiac Grand Prix SE 3.1L Cooling Systems VIN: 1G2WK52J32 we have installed a gm sender and appears to have fixed the probelm. thanks for all replys. bruce |
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| 2008 Toyota Camry Hybrid 2.4L Hybrid wiring VIN: 4T1BB46K68 Thanks to all for responding. Carolyn [...] came through with the information I needed. The wires in question were RF shielding for the Hybrid Converter and HV Relay Assembly inputs. They are to be positioned on a cover stud located just under the HV cab... |
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| 1998 Volvo S90 2.9L Engine VIN: YV1KS9605W Thanks for all the help. Either Paul or Bob was correct. I ran a BG induction cleaner and that helped some. The more we drove the car the better it ran.The customer cam by today and say it starts like new now. Thanks again for all the help except for the gu... |
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