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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for March 30, 2018
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Open Help Requests for All Makes and Models
Help Request Answers
2007 Audi A4 Quattro 2.0L Oil press warning VIN: WAUDF78E17
Customer complaint is oil pressure warning light comes on. engine is quiet. Usually around 1600-1800 RPM. Goes off at idle & over 2000 RPM. We checked oil pressure & verified 20 PSI at idle warm. Monitor sender w/pico, Voltage stays high until 1500 rpm. Switc...
1990 Chevrolet Corvette 5.7L Auto HVAC disabled VIN: 1G1YY238XL
ATTENTION OLD CORVETTE GURUS!!! This classic is proving an electronics challenge. It came in for auto-HVAC performance problems. It would randomly choose to work or not when commanded to do anything. I found the mix actuator was faulty sending incorrect po...
2008 Chevrolet Impala LTZ 3.9L master cylinder VIN: 2G1WU583X8
hey gm guys got a very weird one here this imapala came in for brakes noisy and rotor shake at highway speeds. We replaced rotors and pads pushed pistons back with bleeders open well when we got done there was no brake pedal car would not stop. we pinched ...
2012 Chevrolet Traverse LT 3.6L Hesitation, Surge, Cuts out, Misfire VIN: 1GNKVGED1C
Vehicle came in with stutter @ highway speeds. No codes no other symptoms. Drove vehicle with scanner and found a random misfire on cylinder #1 10 misfires max and then its back to normal. Driving around town it will misfire once or twice upon acceleration...
2004 Chrysler Crossfire 3.2L MIL Lamp on VIN: 1C3AN69LX4
Hi guys, I've been chasing my tail on this one, this car has a lean condition the long fuel trim is always high +20 and up for both banks, the short fuel trim is always close to cero, even when I reset the check engine light to start from cero the long fuel tr... Trouble codes: P0171 (bank 1 lean condition), P0173 (Fuel sistem out of limits)
2000 Dodge Durango R/T 5.9L No Start VIN: 1B4HS28Z8Y
Durango came in not charging at end of day. The next morning went to test if it was charging or not. Reached in turned key started right up but it was not charging. So removed alt and went to parts store and got reman alt. Installed hooked battery back up ...
2002 Dodge Ram 2500 5.9L Loses Throttle Contr VIN: 3B7KF23622
This 2002 Dodge 2500 with 5.9 Cummins came to us with a P0121 and P0122 Throttle position error codes. The truck would be running fine, and then after a certain amount of time, would start running rough, idle would increase to about 1200 RPM and then he wo... Trouble codes: P0120 (Throttle Position Sensor Switch A Sensor Low), P0121 (Throttle Position Sensor Range/Performance)
1995 Ford F-250 XL 5.8L Noise VIN: 1FTHX26H1S
This F250 has what I would call a light knocking or tapping noise when the engine is running at around 1,500 RPM and lower. At higher RPM's it seems to quit. We went over it very carefully prior to recommending replacing the flexplate. The noise is definit...
2002 Ford F-150 King Ranch 5.4L Brake Pull VIN: 1FTRW07L72
Truck came in with a left brake pull and brake pedal bypassing. Bypassing found master cyl bypassing replaced and pedal was ok. Pulling we replaced both fr. calipers with loaded units. Still pulled left. Replaced both front brake hoses. Pull no change. Rear br...
2013 Ford Explorer Sport 3.5L Hesitation VIN: 1FM5K8GT0D
I have this beast of a Exploder in. It smokes out of the tailpipe like crazy. Found a TSB regarding this issue and replaced the valve cover and oil separator. Doesn't seem to have made a bit of difference. When driving it feels like the converter is rest... Trouble codes: P0299 (Underboost condition), P0340, P0344 (Camshaft position circuit A intermittent)
2009 Jeep Liberty Limited 3.7L evic - audio VIN: 1J8GN58K09
From a used car dealer. Multiple issues and codes. Most were caused by connection issues & them trying different things. The B1427 Remote Radio Cont. Switch High is still current and resets immediately. Diagnostics take me to a new RH remote steering wheel swi...
2011 Lexus GX460 4.6L Poor Idle Quality, Misfire, MIL Lamp on VIN: JTJBM7FX1B
My Lexus Toyota technician removed the timing chains for the purpose of resealing the timing cover. He also removed both camshaft carrier housings to reseal those on bank one and bank two. He did not remove the sub chain assemblies which join the intake to... Trouble codes: P0302 (p0304-), P0304 (p0306-), P0306 (p0308-), P0308 (P0019- Camshaft Position-Crankshaft Position Correlation Bank 2 Sensor B), P0019 (Camshaft Position-Crankshaft Position Correlation Bank 2 Sensor B), P0018 (Camshaft Position-Crankshaft Position Correlation Bank 2 Sensor A)
2014 Nissan Altima S 2.5L Poor Idle Quality, Cuts out, Stall, Misfire, MIL Lamp on VIN: 1N4AL3APXE
This car will run perfect going down the road for quite some time. It even idles normally. Then when in traffic it acts up. It surges and tries to stall when in gear. I think I changed the VVT solenoid. It is on front(right side) of the engine on the back ... Trouble codes: P0014 (Cam Timing Advanced), P0300 (Misfire doesnt always set)
2013 Ram 2500 SLT 6.7L MIL Lamp on, low power VIN: 3C6UR5DL7D
Thansk for reading. New purchase, and of course, CEL comes on in 50 miles. Sets P2262, and EGR code. EGR code did repeat on test drive. Low power, at full throttle. Fuel pressures are good. First, I found the Tk starting slow, and it gets worse. the Batter... Trouble codes: P2BAC, P2262 (Boost pressure A no detected)
2008 Smart Fortwo Pure 1.0L O2 Monitor VIN: WMEEJ31X98
Hello all and thanks in advance for your time. Vehicle was recently purchased by one of our customers and brought to Indiana from Michigan. Original complaint was check engine light and faults P0116, P0128. We have addressed that concern by replacing the t...
1999 Volkswagen Beetle GLS 2.0L keyless entry VIN: 3VWCA21C5X
When the vehicle is unlocked with the keyless remote (press unlock button 1 time) the drivers door unlocks then locks immediately. If the keyless remote unlock is pressed again the drivers door will unlock and remain unlocked. No dtcs related to doors/comf...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2003 Chevrolet Trailblazer LTZ 4.2L 2-3 Shift, 3-4 Shift VIN: 1GNDS13S23
Thanks to all who helped. Some said it might be shifting into fourth but the rpm tells me it?s still in third. Ether way it?s shot. So it?s trans time.
2016 Chevrolet Silverado 1500 LTZ 6.2L Excessive Emissions, No Start, Poor Idle Quality, Stall VIN: 1GCVKSEJ5G
Thanks to all who replied-no luck on this one.We repaired the compression loss on 8,checked for all conditions described by GM TSBs,triple checked the wiring/fuse box/grounds,went over every single thing we could possibly think of and everything you all mentio...
1996 Ford Bronco Eddie Bauer 5.8L cruise inop VIN: 1FMEU15H8T
Thanks to everyone who responded. There was a lot of great input to get this problem resolved. After replacing the PCM originally, I verified again that the PCM was still a problem. Don't you love those reman PCM's. So I took the original PCM and sent it out f...
2011 Ford F-350 Super Duty King Ranch 6.2L Anti-Theft VIN: 1FT8W3B60B
I appreciate the responses but I haven?t got the vehicle back yet to attempt the manual learn of the fob buttons. I know the IDS instructed me that the fob buttons are learned when PATS function is learned. So for now this one is a mystery. Perhaps I did no...
2007 Honda Odyssey EX-L 3.5L Reverse VIN: 5FNRL38677
After testing over and over with a labscope set 1 channel for current and 1 channel for volts the CPC c worked perfectly, after clearing and testing the code never came back, but the trans does slip a bit, we`re certain it's a matter of time before it dies. ...
2009 Mercedes-Benz R320 Bluetec 3.0L Cuts out, Cuts out VIN: 4JGCB25E59
Replaced the SCR cat. Back pressure during WOT getting on the freeway went down to 3376 hPa and boost went to 2647 hPa. The backpressure went down about 1000 hPa or 14.5 psi. Trouble codes: P1239.
2010 Mercedes-Benz Sprinter 2500 3.0L exhaust smell in cab VIN: WD3PE7CC3A
Thanks for everyone's suggestions, I did look at it one more time and noted that it was wisping up at driver's side front of valve cover/exhaust manifold, so I don't think it was coming from the plastic cac resonator or boost piping. I didn't receive authoriz...
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