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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for April 5, 2024
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Open Help Requests for All Makes and Models
Help Request Answers
2008 BMW 335i 3.0L MIL Lamp on VIN: WBAVB73518
Got a fun one right before the weekend here and want to see if you guys got any insight into this- 2008 e90 335i n54 motor. Check engine light on 2e90 fuel mixture control. Motor is running lean, about 25-30%. Initially smoke tested intake for any leak... Trouble codes: 2E90
2010 Dodge Ram 2500 Laramie 6.7L Oil Pressure Gauge VIN: 3D7UT2HLXA
Hope someone came give me some insight on no oil pressure at oil pressure gauge on dash, also digital display says no oil pressure. Checked oil pressure at oil filter housing (removed plug on top of oil filter housing). says 65 PSI! Install CarQuest oil pr...
2017 GMC Acadia Denali 3.6L Left Rear tail, turn and brake and right front tur
Customer stated that he jump started the car one day and the next day the left rear tail light, turn signal and brake light did not work. A few miles later the right front turn signal stopped working. Codes it had in bcm were b3881 symptom 1 and 4, b3949 s...
2012 Hyundai Genesis 4.6 4.6L Tpms VIN: KMHGC4DF4C
This vehicle came to us with a TPMS light on. Diagnosed 1 failed tire pressure sensor. Replaced sensor and programmed. We verified all sensor ID's are correct in the Tire Pressure data. After clearing the code and programming all four sensors the data show...
2017 Mercedes-Benz GLS450 4Matic 3.0L Left rear brake temp VIN: 4JGDF6EE8H
Mercedes guru's help please. I have a nagging problem with this GLS450, brake warning lamp comes on AFTER customer drives and puts the vehicle in park. Ive gone through every part and inspected or replaced including the left rear parking brake motor which ...
2005 Toyota Tundra SR5 4.7L Secondary Air VIN: 5TBDT44105
Vehicle came in with a string of secondary air codes. I removed the intake ad found the air pump physically broken. Great! I replaced the pump and replaced the valve for good measure. (Buy once cry once). I cleared the codes and ran the secondary air test ...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2003 Mazda B4000 SE 4.0L Misfire, MIL Lamp on, Extreme lean VIN: 4F4ZR47E13
So, after getting sidetracked with the extreme and seemingly contradictory fuel trims and codes I was seeing, along with a couple of random codes that aren't applicable to this vehicle, I got back on track with the multiple recommendations to look deeper into ... Trouble codes: P0172 (B1 rich), P0174 (B2 lean), P0300 (Random misfire also p0301-303 p0316 misfire startup), P2195 (B1s1 stuck lean p2196 b1s1 stuck rich), P2197 (B2s1 stuck lean), P0172 (B1 rich).
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