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Prev Professional Automotive Repair Technical Discussions for April 18, 2019
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Open Help Requests for All Makes and Models
Help Request Answers
2011 BMW 328i xDrive 3.0L Surge, Stall, MIL Lamp on VIN: WBAPK5C56B
Car came in with CEL on drove the car seems to run fine. 2 codes 29E0(P171) & 29E1(P174) Bank 1 & 2 lean condition LTFT was 17% both banks, STFT was around 10%. Checked crankcase pressure 35mbar spec is 33%2 +/-5mbar. Cleared codes & adaptations started th... Trouble codes: P0171 (Bank 1 lean fuel trim), P0174 (Bank 2 Lean fuel trim)
2013 BMW X3 xDrive28i 2.0L MIL Lamp on VIN: 5UXWX9C51D
One of the first things to check was to make sure oil level is ok. Unfortunately, the test goes up to 17% and stops, so we could not check using the instrument cluster. Drain oil and checked the amount was perfect. Remove oil filter and make sure the guts ... Trouble codes: 13150, 12040, 13010, 13010, 13140
2010 Chevrolet Equinox LT 3.0L No Start VIN: 2CNFLEEY3A
good day all. i have this equinox here i put timing chains in about 5 months 6000 miles ago back in as a no start,died while driving.ran great till yesterday. it has spark, after cranking the spark plugs come out dry. the fuel rail pressure shows 13.6mpa. ...
2009 Ford F-150 FX4 5.4L steering rack VIN: 1FTPX14V49
Thanks in advance to everyone! This truck is whipping me. Came in with loss of power steering. checked tsb's and found 1 for loss of steering in parking lot type maneuvers. Fit perfect. replaced rack and no joy so I replaced p/s pump still no joy. So i rep...
2013 Honda Odyssey Touring 3.5L rear blind spot sensing VIN: 5FNRL5H92D
This help request is for information only. We perform pre and post repair for a body shop using a Autel pro scanner. Prior to collision repairs the vehicle was scanned and had the following blind spot codes b18b7 lost.comm with right BSI radar unit (stored...
2006 Hyundai Tucson GLS 2.7L Wont shift VIN: KM8JN12D66
This car cam in with a stack of codes. was able to fix most of them but U0101 Comes back as soon as engine is started. Main problem was trans will not shift unless you use manual mode but drives fine. Customer dropped off with reman TCM because he was told...
2004 Jeep Grand Cherokee Laredo 4.0L Misfire, MIL Lamp on VIN: 1J4GW48S84
Customer brought this one back in for a misfire on #4 again. Tried all day yesterday to get it to misfire but couldn't get it to happen. This morning I swapped out the injector because it was under warranty anyways. Had it running on and off all day with n... Trouble codes: P0304 (Misfire on 4), P0204 (Injector 4)
2014 Jeep Wrangler Unlimited Sahara 3.6L Misfire VIN: 1C4HJWEG4E
Customer came in for a CEL flashing and running rough under load. Removed and replaced all spark plugs and cylinder number two coil. Test drove with no problems. Customer drove 50 miles then misfire returned. Jeep is back with the same codes. Performed sco... Trouble codes: P0302 (Cylinder number two misfire), P2305 (Coil number two insufficent ionization)
2014 Kia Sorento LX 3.3L Surge, Misfire, MIL Lamp on VIN: 5XYKTDA76E
This is a direct fuel injected engine. Idles fine. Accelerating lightly it surges and misfires on 6 cruising. Full throttle it runs fine. I have the tech checking coil driver on scope now. What else should I look for? Carboned valves? I'm thinking a dirty ... Trouble codes: P0193 (Fuel rail pressure sensor 5 volts intermittent), P0306 (Misfire cyl.3)
2013 Land Rover Range Rover Sport HSE 5.0L MIL Lamp on VIN: SALSF2D48D
Further tests include reconnecting old harness & knock sensors, not attaching them under intake but wrapping them in a fender cover under the hood by the battery & test driving, within 5 minutes sets low voltage codes for all 4 sensors, I was monitoring th... Trouble codes: P032D
2006 Mazda 6 Mazdaspeed 2.3L MIL Lamp on VIN: JM1GG12L16
car came in with mil light on , code p2177 p2188 present , p0303 pending. replaced front air fuel ratio sensor, mass air flow sensor and pigtail ( all dealer parts but pigtail ) that corrected the p2177 , still running rich at idle, front air fuel ratio se... Trouble codes: P2177, P2188
2008 Mitsubishi Lancer GTS 2.0L cranks - no start VIN: JA3AU86UX8
Car towed in. Starts and runs normal. Customer stopped to fill gas after 1 hr on a highway. Would not start. Tried lock/unlock. No "key not present" message but immobilizer code was retrieved later. Starts every time today. Key lock does not turn when key ...
2008 Nissan Altima 2.5L transmission VIN: 1N4AL21E18
Customer complaint is loss of power. Car would not accelerate at times or felt like a delay. After the delay it would pick up speed well, but felt like it had taken off in second. While cruising 55, it has a delay/hesitation when trying to accelerate. S...
2001 Porsche 911 Carrera 3.4L No Start VIN: WP0CA29971
Customer told us after driving the car a while it will loose power and turn of wait a while and then starts and drives, especially on hot days. When car was towed in would not start, went ahead and replaced pump and relay. Car started, let idle car stopped... Trouble codes: P0336, P1671 (DMErelay faulty), P1124 (Fuel pump relay)
2003 Toyota RAV4 2.0L Guages VIN: JTEGH20V13
HI ALL,THIS CAR DIED WHILE DRIVING.PULLED TO A STOP LIGHT AND DIED AND WONT RESTART.So i tested battery and it was bad.i replace battery and neg cable,still no start.i tested all power cables past the fusable link near battery and all are good.odd thing is...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2000 Chevrolet C2500 5.7L Excessive Emissions, Poor Idle Quality, Hesitation, Cuts out, Misfire, Poor Fuel Economy VIN: 0999990099
Well after 4 ckp sensors 2 used and 2new the second new sensor corrected the problem the truck runs again. Scope pattern was off just enough after studying known good patterns. Thanks for your replies. Trouble codes: P0339, P0341 (Cmp sensor performance).
2014 Chrysler 300 3.6L MIL Lamp on VIN: 2C3CCAAG4E
Vehicle is fixed.Special thanks to Caleb [...] from Middlebury Indiana USA for posting the link with correct good waveform.I found one of the pulse wider than normal,this was making the cam signal out of alignment.thank to all as well for posting valuable inf... Trouble codes: P0349.
2010 Land Rover Range Rover HSE 5.0L Suspension VIN: SALMF1D41A
Sorry to close this without a fix,however,customer has not returned. Replies included ensuring that voltage tests were done @ sensor and controller and to make certain the plug was seated because seal is prone to swelling. Must admit that I only tested volta...
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