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Prev Professional Automotive Repair Technical Discussions for January 30, 2020
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Open Help Requests for All Makes and Models
Help Request Answers
2003 Aston Martin DB7 GTA 6.0L Obd monitor incomple VIN: SCFAB42343
Fail smog check. Obd monitor for catalytic converter is incomplete. Customer drove 400 plus miles.
2011 Chevrolet Silverado 1500 LT 5.3L Misfire VIN: 1GCPKSE38B
it has an misfire on cylinders 2,4,6,8 misfire very slight counts on 6 and 8 2 and 4 are the worse. checked for an clogged cat. cat passed. flowed injectors. all flow ok.spark plug on cylinder 2 is sooty removed cylinder 1 nice and clean. has good spark. c... Trouble codes: P0300
2005 Dodge Sprinter 2500 2.7L Stall VIN: WD2PD74495
Truck came in with stall at idle only. Engine starts up fine everytime, no rough running, no other problems when under a load. This stall happens only when you have zero accelerator input, and after approximately 5 to 10 seconds of running. If any throttle...
2016 Ford F-150 Lariat 2.7L starter VIN: 1FTEW1EP2G
we found bcm bad with water inside, we bay it and I install programming all are good, till we need to do parameter reset to get pcm bcm id match, and surprise was when we try to do it { I have ids software,} the process ask me for NASFT account to do that,...
2015 Honda Accord EX-L 3.5L Long crank time VIN: 1HGCR3F80F
Intermitent long crank time can not find any spec for fuel pressure after vehicle is shut down i suspect fuel pressure regulator might be the problem Trouble codes: P0627 (Fuel Pump Control FPC System Malfunction)
2007 Kia Sorento 3.8L valve timing VIN: KNDJCT3617
When this vehicle arrived it had a p0018 code ( cam crank correlation) and the customer had already replaced cam and crank sensors.following a flow chart, we discovered that commanding vvt activation worked (caused engine stumble) on the passenger bank but...
2014 Kia Forte Koup EX 2.0L Battery VIN: KNAFX6A83E
Vehicle has 400mA draw but battery has not dropped below 12 volts in 6 days with vehicle just sitting. Intermittently goes dead with customer. Have isolated the circuit of draw to B+3 50A underhood fuse. This powers blue wire I/P C #1 of underdash smart ...
2011 Lincoln MKT 3.7L timing VIN: 2LMHJ5FR4B
got this Lincoln in for no start and possible engine replacement, (because that's what the ford dealer said) charged the battery and found it started and sounded good. while checking simple things found milky oil and P0016. We just tore into it, locked cam...
2005 Mercedes-Benz E320 CDI 3.2L MIL Lamp on, Low power VIN: WDBUF26J55
I've got a OM 648 with intermittent low power and check engine MIL. Used to happen once every few months, getting more consistent lately. Power low till key cycled, DTC 2047-001 "Rail pressure monitoring via volume control valve. The rail pressure is too l... Trouble codes: P2047 (001-)
2013 Toyota Highlander 3.5L tpms VIN: 5TDBK3EH5D
We have a TPMS light that comes on and off intermittently. We scanned the sensors and had 2 with low battery. We replaced the sensors and the light still comes off and on intermittently. The light does not flash , all ID # are correct and verified by # in ...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2013 Chevrolet Equinox LT 2.4L Poor Idle Quality VIN: 1GNALBEK6D
First of all ,thank you all for responding.I found after it gets hot the oil pressure goes very low.MY head was so fixaded on the fuel pressures I didn't think about the Oil pressures.The customer decided he is going to drive it till it quits. Keith [...]... Trouble codes: P0089, P228D.
2009 Dodge Caliber SXT 2.0L Air Bag VIN: 1B3HB48AX9
Shorted out circuit at air bag didn't change.Shorted out at clock spring codes changed. replaced clock spring. thanks for the help.
2008 Mercedes-Benz E350 4Matic 3.5L abs VIN: WDBUF87X98
Replies were pointing towards suspension issues, we eliminated that possibility by bypassing abs by disconnecting the brake switch. There were a couple data pids that didn't look right. I suspect the module but am waiting for another of these to come in to com...
2017 Mercedes-Benz Sprinter 250 3.0L Excessive Emissions, Poor Idle Quality, Hesitation, Misfire, MIL Lamp on
Thank you Vinnie, Mark and especially Tim for explaining the bulletin referenced. Rare to get the real reasons. After replacing the CDI engine control module, we have driven 462 miles without incident, no codes, perfect performance.
2009 Pontiac Vibe 2.4L MIL Lamp on, Open loop VIN: 5Y2SP67069
Fixed it. After i keep erasing the codes and Letting it go in closed loop for a min the sensor was lean at 4.05v(A/F PID) and climbing but the down stream was pigged Rich at .98. I ended up telling the customer I need to get a factory sensor because I don't b... Trouble codes: P2237 (O2 Sensor Positive Current Control Circuit/Open Bank 1 Sensor 1).
2006 Volkswagen Beetle 2.5 2.5L Excessive Emissions, Surge, Misfire, MIL Lamp on VIN: 3VWRF31Y56
This VW is fixed. I had already checked most of the things everyone suggested,vacuum leaks, and PCV. The thing that fixed it was cleaning the Mass air sensor, once I cleaned it,cleared the fault and drove it the fuel trims came back to normal. Thanks for every... Trouble codes: P0171 (Systen too lean).
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