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Prev Professional Automotive Repair Technical Discussions for November 21, 2014
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Open Help Requests for All Makes and Models
Help Request Answers
2006 Audi A4 2.0L Unknown VIN: WAUDF98E96
Start engine, all normal, within 15 sec. a whistling noise develops, most noticeable at idle. Shut the engine down and the persists for about 2 seconds as it diminishes, like something leaking down. We have checked for an intake leak or any other vacuum relate...
1999 BMW Z3 Roadster 2.8L MIL Lamp on VIN: 4USCH3336X
this bmw came in with misfire codes and lean codes smoked system and found tears in the rubber boots going to mass air flow road tested car after repair and the 2 fuel trim codes come back after 13 miles.resmoke found a vaccum hose that was suked in and cracke... Trouble codes: P1188, P1189
2004 Chevrolet Monte Carlo LS 3.4L MIL Lamp on VIN: 2G1WW12E64
P0258 sets after car sits outside during the day and customer driving it home. Clear code and car kept inside overnight and code does NOT set until car left outside for the day. Ambient temperature cooling here in NJ. Coolant level dead on good, gauge seems to... Trouble codes: P0258 (low coolant temp)
2007 Chevrolet Express 3500 6.0L door locks VIN: 1GBJG31U17
Customer just bought a pristine used motor coach and during the first shakedown trip noticed that both front door locks only unlock regardless of which way the door lock rocker switch is depressed. Same problem exists when tried from either door lock switch....
2008 Chevrolet Cobalt SS 2.0L Excessive Emissions, Poor Idle Quality, Surge, Stall VIN: 1G1AP18X18
Hey everyone, I have a cobalt here that I have hit a wall with. The vehicle is very low miles, has been well maintained. Driving along the customer stated the car started to run ruff and surge. When he came to a stop it stalled. When he tried to start it, it w...
2011 Chevrolet Impala LS 3.5L abs VIN: 2G1WG5EK6B
I replaced this wheel bearing a second time for this same concern and the same DTC and symptom continue to reoccur. I've road tested vehicle while monitoring wheel speeds and they all seem to be reading ok. Any thoughts? Much appreciate your replies. Thanks
2002 Dodge Durango SLT Plus 4.7L blower resistor VIN: 1B4HS58N02
hey guys thanks in advance! the blower resistor keeps blowing in this vehicle. about once a month. we think that there is a water leak in the cabin because we found rust stains on the carpet and one time a rusted connector for the blower resistor. there is evi...
2005 Dodge Dakota SLT 4.7L Cam followers VIN: 1D7HE48N95
Repeated tappet noise / cam followers coming out / misfire. Engine VERY well maintained, very clean internally. Nothing abused with very low miles for the year. All followers and cam lobes look ok. Had no problems with noise or followers coming out prior to fi...
2007 Dodge Caliber SXT 2.0L Transmission VIN: 1B3HB48B87
Just a quick question for those who have dealt with Chrysler CVT issues -- I have a good condition Caliber purchased through an auction with a bad CVT (surprise, surprise). I have sourced a low miles used transmission to install it for resale but have seen dif...
2007 Dodge Sprinter 2500 3.0L No Start VIN: WD0PE84557
Having a no start cold condition that we have isolated to a fuel supply problem (no codes). Cracking the supply line at the high pressure pump shows very good pressure and flow. Cracking the outlet line shows hardly a dribble while cranking. However, after cra...
2000 Ford Windstar SE 3.8L Mechanical noise VIN: 2FMDA5241Y
Hi guys, this minivan shows a tapping noise at warm idle in gear. It seems to be like a metal against metal noise. I'm not very good with mechanical noises and stethoscopes, I tried probing around and the noise seems to be coming from everywhere BUT it seems ...
2001 Ford F-550 Super Duty XL 7.3L MIL Lamp on VIN: 1FDAF57F81
Hi everbody. This 7.3 sets p1211 under medium-heavy accell. Fuel press is in spec.55 psi when code sets. Graphing desired and actual icp when code sets they are identical. Have cleaned strainers in tank and replaced icp sensor and pigtail due to oil intrusion.... Trouble codes: P1211 (Icp high or low)
2007 Ford F-150 XLT 4.6L shifting VIN: 1FTRX12W47
diagnosed vehicle following DTC P0053- Heater resistance bank1 sensor1 p2270 bank1-sensor2 02 signal stuck lean Symptoms when vehicle is in operating temp, first gear from stop jumps. At 70 MPH and release accelerator OD engages erratically.
2007 Ford Crown Victoria Police Interceptor 4.6L Stall VIN: 2FAFP71WX7
Vehicle has been dying intermittently at idle speeds. No codes present. All data pids look normal. Found fault happens when pcm commands purge. Replaced purge valve and fault still occurs. Check for proper vent operation and no problems found. Fuel level about...
2008 Ford F-250 Super Duty XLT 6.4L MIL Lamp on VIN: 1FTSW21R38
Check engine light on with P2002 code for particulate filter efficiency below threshold and B1290 for particulate filter differential pressure too low.Particulate filter pressure sensor reads o psi KOEO,.055 at idle and stays below 5.0 psi under hard accelerat... Trouble codes: P2002 (Particulate filter efficiency below threshold), B1290 (Particulate filter differential pressure too low)
2013 Ford F-150 XL 5.0L window switch VIN: 1FTFW1CFXD
Guys this truck was in front left collision driver door window regulaor was replace.the window comes down when I try to close it all the way up I believe all it needs is to be relearn, how do you do that,can I do it manually?? help please
1984 Honda Civic DX 1.5L Misfire VIN: JHMAH5327E
First of all, thanks for IATN. I have a 1984 Honda Civic, 1.5 came to me for high idle. found base gasket cracked and siliconed. replaced the base gaskets. also replaced the choke stat cause faulty. Idle comes down now, but misses on 1 and 2 cylinders. can not...
2008 Honda Accord LX 2.4L Misfire, MIL Lamp on VIN: JHMCP26488
Hi Honda techs, first time car came in, it was running on 2 cylinders and mil was flashing. Found these codes p0339, p0300, p0302, p0303. We cleared the codes and missfire went away. We replaced the crank sensor with a honda brand and customer picked up. 1 wee... Trouble codes: P0339, P0300, P0302, P0303
1999 Lexus RX300 3.0L None VIN: JT6HF10UXX
As always thank you for your help. This is a well maintained vehicle that drives perfectly, has no check engine light and hvac system seems perfect. There is a very loud whistle that sounds like it is coming from the dash. It starts at 30 mph on steady cruise ...
2000 Lincoln Town Car Executive 4.6L No Start VIN: 1L1FM81W9Y
this car came in with a no start, well when I went to start it,it started right up.??? ok I checked it for codes and found these codes. didn't know if they were old codes or no so I wrote all of them down and eresase all codes.test drove the car 10 miles,car s... Trouble codes: P1260, P0230, P0231
1996 Mercedes-Benz SL500 5.0L Unknown VIN: WDBFA67FXT
Customer describes a loud clunk only when turning left. The only thing we could reproduce which is only turning left is a feeling like the alignment is out on a 3/4 to full turn to the left causing the tire to step over itself. We replaced the front struts and...
1992 Pontiac Firebird Trans Am 5.0L Stall
Thanks in advance. This car has an intermittent slow speed stall on decal. acts like slow IAC. Will catch itself most of the time and not stall. Only happens when warm and in gear. snap test on solus passes. TPS is new and non adjustable. Any ideas would be ap...
1999 Pontiac Grand Am SE 2.4L Poor Idle Quality, Hesitation, Cuts out, Stall, Engine Dies VIN: 1G2NE52T2X
Customer complains of low idle/ dying at intersections. RPM goes below 400, and on accelerating car will chug until it builds up RPM. Checked for vacuum leaks and cleaned throttle body. Car accelerates fine when cold or cruising speed.
2006 Pontiac Solstice 2.4L engine performance VIN: 1G2MB33B06
Customer brought the vehicle in because of a progressive performance issue. The car started "acting up", and gradually was spitting and sputtering. Now he says it is dangerous to drive due to a stalling problem. Driving it to the bay door was difficult, so a t...
1977 Porsche 911 S 2.7L Excessive Emissions VIN: 9117201516
Clearly it needs a fuel tank to start. I have pulled it years ago to get it internally sealed and it was only cleaned. Shop said they could not coat it because the baffles in it would be a problem. Couldnt source a new tank at the time. I want to scrap this en...
2000 Subaru Outback Limited 2.5L cooling system VIN: 4S3BH6861Y
This Subaru will over-heat very intermittently. Like every two weeks to a month. It will all of a sudden lose heat to vents and puke all the coolant out through the overflow. Customer states it doesn't seem to matter if he's climbing hills, towing a trailer or...
2003 Subaru Outback 2.5L Mechanical VIN: 4S3BH67563
The car intermittently stalls. No DTC's. The speedometer and tachometer drops to 0 while car is still in motion and the vehicle eventually dies as if the alternator has stopped charging. When it stalls the battery is completely drained and cannot be restarted....
2008 Toyota Camry XLE 2.4L fuel trim VIN: 4T1BE46K68
we have a situation with code po171 for fuel trim too lean,engine runs very smooth, no power lost or hesitation, we have replaced o2 sensor (fuel ratio),look for vaccuum leaks,no leaks found, clean maf sensor and still code is coming back i'll apreciate any he...
2004 Volvo V40 LSE 1.9L Ruff start up VIN: YV1VW27504
Car came in running ruff and check eng light on code p0352.coil pack and plugs changed 3 monthes ago.replaced coils and wires changed plugs and ecm repaired pig tails on coils. Problem wont go away but is only there for first 1 second of start are cold ... Trouble codes: P0352 (Ignition coil b primery secondary problem)

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2004 Cadillac SRX 3.6L MIL Lamp on VIN: 1GYEE63784
Found and repaired damaged wiring harness located at the left rear of the engine compartment, at the frame close to the engine. Worn through to bare wires. Thanks for all the replies- most revolved around checking for loose grounds, chafed harness, or poo...
1996 Chevrolet C1500 5.0L Cuts out, Stall, Hard Start VIN: 1GCEC14M6T
Thanks for all the replies. Most replies dealt with the fuel spider, some with the fuel pump or lines. Alright, here's where we're at: Replaced the fuel spider assembly with MPFI kit. No change in starting problems, but it did fix a slight misfire at cruis... Trouble codes: P0135 (O2 Sensor Heater Circuit Bank 1 Sensor 1), P0154 (O2 Low Activity B2S1).
2004 Chevrolet Trailblazer LS 4.2L Misfire, MIL Lamp on VIN: 1GNDT13S94
Thank you all for the replies. This one has a little egg on our face as we jumped to conclusions before confirming the basics. After pulling the valve cover to inspect for broken or missing valve train components, we ran a cylinder leak down test. During that ... Trouble codes: P0302 (Cyl 2 misfire).
2007 Dodge Dakota SLT 3.7L Steering VIN: 1D7HW48K47
Found a joint on the steering shaft was binding. I removed the shaft and twisted and turned finally found a spot it would bind a little. The rack turning very loose and then gets harder to turn must be some kind of relief in the rack itself. After putting on t...
2009 Dodge Journey SXT 3.5L No Start VIN: 3D4GG57V89
Vehicle still runs after multiple days and starts in spite of configuration errors stored in several modules and secret key code error in ECM. I have advised the customer that the only way the car will be right is if minimally the TIPM and ABS modules are inst...
2003 Jeep Grand Cherokee Laredo 4.0L Rear Lights VIN: 1J4GW48S43
Thanks again for the help! Done and done... Got the tail-lamp assemblies ordered after verifying the powers and grounds. Have a good weekend everyone.
2006 Lexus GS300 3.0L low beams VIN: JTHBH96S46
after extensive research and testing I have determined that the adaptable headlamp system (also known as AFS) is not functioning as designed at this time. I was able to manually adjust both headlamp bulbs into a level and centered position. I also had to r...
1993 Lincoln Town Car 4.6L egr VIN: 1LNLM81W3P
thanks for the help.checked over this and working fine but still was not coming on,disconnected battery for a few minuits and reconnted test drove and now getting vacuum to egr valve.must nedded to reset.working fine now
2003 Mazda Protege5 2.0L Poor Idle Quality, Cuts out, Stall VIN: JM1BJ24533
Thanks to all of you who helped us out with this little darling. The final fix was an injector o ring that would leak randomly (temp related) that was hard to find. We did replace the egr also and re set the TPS from .5 to .6 and all is well. Thanks again for ...
2001 Toyota MR2 Spyder 1.8L No Start, Stall VIN: JTDFR32011
I Brought this back in yesterday. still kicking my arse. found if i quickly switched ign off and back on while it was running for its few seconds it would run longer (example on off on off on off very quickly it seemed to reset a timer so to speak...
2003 Toyota Tundra SR5 4.7L Hard Start, Floods VIN: 5TBBT44133
No clear patterns of failure on this one. We let it sit overnight with a fuel pressure guage connected. Fuel pressure dropped to 0 psi. Removed all spark plugs, had fuel in all cylinders and spark plugs were all wet. Removed and had injectors flow tested and c...
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