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Professional Automotive Repair Technical Discussions for July 12, 2023 International Automotive Technicians' Network (iATN) - Members Only |
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| (Also Available: All, Asian, Chrysler, European, Ford, GM.) | ||
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Open Help Requests for All Makes and Models
| Help Request | Answers | |
| 2017 Audi A4 Premium 2.0L Misfire VIN: WAUENAF40H Our tech first noted multiple cylinders' misfires on a cold engine, so he decarbed the intake valves & installed new s-plugs. Next he noted a misfire under load, with engine hot. Our tech has numerous years experience at an Audi dealership and neither of u... Trouble codes: P130A, P3A50 |
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| 2007 Chevrolet Express 2500 4.8L MIL Lamp on VIN: 1GCGG25V97 This truck has a recurring issue setting these two Knock Sensor faults. It originally had just a KS1 fault, but now sets faults for both. Vehicle got a Jasper 4.8 engine installed about 7k ago in late 2022. When originally diagnosed 6 months ago, it was de... Trouble codes: P0327 (Knock Sensor 1 Signal Short/Low), P0332 (Knock Sensor 2 Signal Short/Low) |
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| 2005 Jeep Wrangler Rubicon 4.0L MIL Lamp on VIN: 1J4FA69SX5 Hello freinds This is my own personal vehicle. I have a check engine light with all 4 02 sensor heater code faults. I checked all the basics at computer. All sensors reading the same on heater element tests. Swapped out ASD relay. Checked all common ground... |
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| 2003 Mercedes-Benz SLK320 3.2L readiness monitors VIN: WDBKK65FX3 This one is killing me. It started with an Emisssions test which was not passing due to monitors being " not ready " Sold the customer a drive cycle, and we tried many many times, Catalytic Converter and O2 Sensor monitors would not run. No codes ... |
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Fixes & Summaries for All Makes and Models
| Fix/Summary | Answers | |
| 2007 Nissan Altima S 2.5L Smart key B2190 VIN: 1N4AL21E47 I scoped every wire to the key pocket,and they all seemed to work as intended. The 2 data lines each showed a burst of 0-12v square wave data after the start button was pushed. So with 2 used BCMs, key pockets, and fobs, I tried all combinations, but was unabl... |
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| 2017 Volvo S60 T5 Inscription 2.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: LYV402HK1H Heartfelt thanks to all that offered help. I attempted to close this 2 weeks ago. I must have goofed up in the process. The customer declined any further diagnostic time and is considering trading the vehicle in as it has been problematic for them. Sorry that ... Trouble codes: P0301 (cylinder 1 misfire), P0304 (cylinder 4 misfire), P0300 (multiple cylinder misfire). |
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