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Professional Automotive Repair Technical Discussions for August 4, 2016 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for All Makes and Models
| Help Request | Answers | |
| 2003 BMW 745Li 4.4L No Start, Poor Idle Quality, Hesitation VIN: WBAGN63463 Hi guys,Im working on a 2003 bmw 745li not very knowledgeable in bmw's please help!.Vehicle came into our shop running rough and smoking with 10 stored codes and in limp mode.I first went after the smoke issue found excessive vacuum in the crankcase if I plugg... Trouble codes: 2866 (vvt stops leaning necessary), 285B, 2865 (power supply limit vvt-emergency), 27CC, 274E, 2743 (misfire cly. 5) |
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| 2002 Chevrolet Trailblazer LT 4.2L Poor Idle Quality, Surge, MIL Lamp on VIN: 1GNES16S42 vehicle came in with misfire. found it was a coil but put spark plugs in while we were at it. engine was started with throttle body disconnected and when plugged back in idle was off. we performed the battery disconnect reconnect procedure to a success and the... Trouble codes: P0340, P1171, P0130 |
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| 2004 Chevrolet Trailblazer LS 4.2L Unknown VIN: 1GNET16S04 Vehicle came in with compressor clutch will engage on when you hit the A/C on switch and then just stop and if you turn off the vehicle and the A/C switch then restart it would do the same thing. so we put the gauges on and we have high side on reading 75 and ... |
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| 2004 Chevrolet Cavalier 2.2L No forward Gears VIN: 1G1JC52F74 Vehicle lost forward gears, no warning. Just lost gears. It has reverse. Scanned and got no codes ... Thank you for helping ... |
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| 2013 Chevrolet Spark LS 1.2L A/c compressor VIN: KL8CA6S96D Hey guys I R&R high side pressure hose with pressure switch (was leaking) on this vehicle now a/c compressor won't come on, I can see with my scanner that there's no "a/c request on ecm as Im pushing on & off the a/c button I can see on the bcm that as I turn ... |
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| 2014 Chevrolet Traverse LT 3.6L Hesitation VIN: 1GNKRHKD7E Good afternoon. I have this 2014 Chevrolet Traverse that sometimes hesitates on accel after a decel. I would push the pedal around an inch just to get the engine to respond and take off. Does not do it every time. Has plenty of power when it does respond. No c... |
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| 1991 Chrysler LeBaron 3.0L turn signal VIN: 1C3XJ4538M the problem appears to be a loose connection in the plugs behind the dash, or possible broken wire or wires in harness |
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| 2001 Chrysler Sebring LXi 2.7L Airbag VIN: 1C3EL56U41 The wrong VIN is in data stream which leads me to believe that the PCM/SKIM has been change with used and programmed to start the car but are mismatched with the OCM - yellow markings on the pcm. I am looking for the cheapest way out for the customer at this p... |
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| 2001 Ford Ranger Edge 3.0L Hard start VIN: 1FTYR14U61 Hello fellow Techs, need some advice on this one please. So this Ranger was towed in with a no start, seemingly cut and dried bad fuel pump. Fuel pump, filter, and filler neck replaced. Fuel pump Delphi, all good or so it seemed. Truck returned less than four ... |
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| 2005 Ford F-350 Super Duty King Ranch 6.0L No Start VIN: 1FTWW33P85 IPR regulator keeps sticking open. High pressure oil only gets to 100 PSI with 85% duty cycle. Vehicle came in because of hard/no start hot. Replaced IPR regulator because high pressure oil system wouldn't build pressure(IPR screen had hole in it). Replaced re... Trouble codes: P2290 (ICP too low) |
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| 2005 Ford F-150 XL 4.2L No Start VIN: 3FTEF17225 Hi First of all thank you for sharing your knowledge and thoughts regarding this issue. I have a problem with a 2005 Ford F150 4.2 L. The vehicle won’t start. Owner drove it to the shop after it failed an emission test due to a lean condition. Next day whe... |
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| 2006 Ford F-550 Super Duty XL 6.8L MIL Lamp on, no acceleration VIN: 1F6NF53Y86 replaced listed parts. When running throttle body won't open. Engine off key on throttle body opens and everything is in specs. Start up refuse to open Trouble codes: P2104, P2111 |
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| 2013 Ford F-150 King Ranch 3.5L No Start VIN: 1FTFW1CT5D First Thank you all for listening, All you Ford Techs. After replacing all above mention parts, the engine does not start, IT SPARKS ONCE and no more, til you turn key off and crank again. First we recheck timing chain, two times all good, connections ok, chec... |
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| 2003 Honda Civic LX 1.7L No Start VIN: 1HGEM22543 Hi Techs. We had this honda towed in with complaint of the key stuck in the ignition. when vehicle arrived at our shop the ign. key was found to be on the floor. try key in ign. switch but it would only jam. replace ign. lock cyl. and key. parts were bought an... |
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| 2012 Hyundai Elantra GLS 1.8L Stall VIN: KMHDH4AE8C Good morning, have this Elantra that has a very intermittent stalling problem coming to a stop and sometimes in reverse.Cleaned the throttle body and reset all adaptives, problem got better but still there. Usually starts right back up, although sometimes it w... Trouble codes: P2096 |
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| 2001 Infiniti I30 3.0L air bag VIN: JNKCA31A71 Hello. I am trying to see if any of you have run into this issue. A year ago the car came in with the air bag light on with code for passenger side air bag module. I found the module was disconnected on both ends. I reconnected them and checked for tightness o... |
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| 2001 Mazda 626 ES 2.0L MIL Lamp on VIN: 1YVGF22C71 I feel kind of silly even asking this question, but in order to make the correct repair i have no choice. Anyway,this cat conv code is throwing me a curve because i'm not sure which converter is setting this code. This car has california emissions and it has 1... Trouble codes: P0420 (Warm up catalyst efficiency below threshold) |
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| 1989 Mercedes-Benz 560SL 5.6L Airbag The SRS light comes on and at times flickers on and off. Read out code 3 from the SRS system through the diagnostic socket in the left engine compartment. The code 3 is for the airbag unit. I put in a Volvo substitution resister in place of the airbag but the ... |
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| 2004 Mercedes-Benz E320 3.2L No Start VIN: WDBUF65JX4 I like to thank you all in advance for helping me with this E320.car came in with no start condition, we checked the basics , and trace the problem in fuel pump disconnect the connector at the left pump to check for power, and connect it back engine fired up. ... Trouble codes: P2026 (Y58/1 PURG CONTROL VALVE OPEN CIRCUIT/ new valve installed.), P0444 (switchover valve perminatly closed.) |
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| 2006 Mercedes-Benz S430 4.3L compressor engagement VIN: WDBNG70JX6 owner just allowed us to replace the compressor but we have no power to the compressor for engagement. so system was down for a year. we ran codes and found a refrigerate sensor code but its cleared and not repeating itself. refrigerate level is correct. we do... |
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| 2006 Mercedes-Benz ML350 4Matic 3.5L Misfire VIN: 4JGBB86E36 Finishing up a balance shaft replacement with timing chains, head gaskets. Started test drive and got 1/2 mile down the road when engine stalled. Pulled back to the shop and found the ground on the right valve cover not attached. Reattached but still no spark... Trouble codes: P2300, P2309, P2306, P2315, P0300 |
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| 2004 Mercury Mountaineer 4.6L Poor Idle Quality, MIL Lamp on VIN: 4M2ZU66W34 Truck has a P0506. in KAM and KOEO. Checked for battery voltage on pin one of IAC connector. Had 3.8 volts. Also showed 3.8 on pin 2. Unhooked PCM connector and ohmed circuits and checked for shorted condition. No issue found. KE2 chart calls for battery volts... Trouble codes: P0506 |
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| 2005 Pontiac Sunfire 2.2L Running Lean VIN: 3G2JB12F55 What could cause vehicle to run lean? LTFT at +25%? Smoke tested and no leaks found Fuel Pump and Filter previously replaced At idle there is 40 PSI at the Rail (manual gauge) KOEO Pressure goes up to 30-40 PSI and immediately drops back to 0 Trouble codes: P0171 (Fuel Trim System Lean) |
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| 2012 Porsche Cayenne S 4.8L Poor Idle Quality, Surge, Cuts out, Stall, Misfire, MIL Lamp on VIN: WP1AB2A21C good morning every one,first id like to thank every one for helping me out. we don't get alot of cayennes in the shop for driveability concerns,so we dont get to see the multiple random acts of failures on these things,alldata support is very basic and nothing... Trouble codes: P0346, P0068, P0336, P0174, P1023, P053F |
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| 2005 Volkswagen Passat GLS 1.8L Stall VIN: WVWDD63B15 Replaced cat for P0420. Customer complains that vehicle vibrates when coming to a stop. Verified that at times engine idles down very low (almost stalls) when coming to a stop. The strange thing is the engine seems to idle down (almost stall) when the brake i... Trouble codes: P1479 (Brake booster vacuum mechanical failure), P0420 (Catalyst efficiency) |
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| 2007 Volkswagen Jetta 2.5 2.5L Fans/AC VIN: 3VWSF71K27 07 Jetta 2.5L gas. Vehicle came in with complaint of getting hot, ac blowing warm, and fans not working. Initial inspection Both cooling fans twitch like they want to turn. Removed fans and bench tested fine. Apply power and ground, then 12v to one signal wire... |
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| 2010 Volkswagen CC Sport 2.0L compressor VIN: WVWMP7AN4A This car came in with A/C not operating , customer took the car to VW dealer and was told that a/c compressor is bad and needs to be replace, so at the customer request we installed new compressor charged the system and nothing is happening checked the wire to... |
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| 1999 Volvo S80 2.9 2.9L prndl lights blink , sometimes not VIN: YV1TS97D2X During road test the floor console gear position light starts to flash.It always indicates the correct gear. When in park, the light will flash only when foot brake is applied.(shift lock out solenoid is working) Sometimes the light does not flash. We suspect ... |
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Fixes & Summaries for All Makes and Models
| Fix/Summary | Answers | |
| 2000 Chevrolet C3500 7.4L No Rear Brakes VIN: 1GCGC33J8Y Finally got rear brakes working, i dont know if you guys have ever tried this, we disconnected rear brake hose and applied shop air pressure to the line (blowing air towards the ABS Module) then we re-bled all the brakes, brakes are now working perfectly. than... |
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| 2002 Chevrolet Avalanche 1500 5.3L Misfire, MIL Lamp on VIN: 3GNEC13T92 Thanks for the many replies. A variety of suggestions. Intake leaks, Fuel pressure regulator, Bad coils. however it is the right side converter that is bad. Don't remember who suggested it first, but I removed the RF O2 sensor and when running the misses w... Trouble codes: P0430 (Cat efficiency low bank 2), P0300 (Miss), P0101 (Maf out of range). |
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| 2003 Chevrolet Silverado 2500 HD 6.6L Compressor VIN: 1GCHK29123 I'll add a little info before I close this post out. The A/C system is a manual system and I'm loosing voltage at the coil when it acts up. When it does act up the PCM does not ground the relay. The customer hasn't been back in for me to check it again. When a... |
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| 1978 Ford F-150 5.0L Starting VIN: F15GNCA670 This vehicle was dumped on my lap by a friend, got to love those friends. Posted it on the network knowing some of the senior techs would have a solution to this problem, Turns out their was a loose wire behind the ignition switch. Had to remove switch and che... |
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| 1997 Ford Ranger Splash 2.3L Poor Idle Quality, Cuts out, MIL Lamp on VIN: 1FTCR10A3V Well after pulling our hair out trying to figure out this one we fixed the truck. We repaired the lean condition by cleaning the throttle body but still could not get rid of the hard code P0340 for cam sensor (& the truck ran better than ever). After retracin... Trouble codes: P0340, P0171. |
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| 2002 GMC Sierra 3500 6.6L pressure VIN: 1GDJC34162 First, I didn't put in enough digits for the mileage. It has 335,830 miles. Well, I feel like an idiot! The problem was blocked fins on the radiator and inter cooler. There was no debris between the two, so I just blasted some water where I could reach and let... |
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| 2006 GMC Sierra 3500 SLT 6.6L Cooling Systems VIN: 1GTJK33236 Thanks for all the help diesel guys! Water pump was in deed leaking. After replacing, I vacuum and pressure tested cooling system and could not duplicate any leaks at all. Even the anticipated exterior head gasket leak did not reappear ( I don't know why thou... |
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| 2003 Mercedes-Benz C230 Kompressor 1.8L engine oil lubrication system VIN: WDBRN40J63 Thank you for your reply! I had found the tsb you pointed me towards and have confirmed the leak to be from the cylinder head bolts. We await the proper repair kit from Mercedes. |
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| 2009 Nissan Altima S 2.5L IGNITION/theft VIN: 1N4AL21E99 i had ordered a used module for 300$ and the vehicle would not start. i had actually found a reman on Ebay for 250$ while i was talking to our key guy. sent used back, installed re-manufactured module, and vehicle starts and runs. thanks for all the help. |
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