In this video, I will diagnose CEL codes P0171 & P0174 on my 2004 325Ci. I will run a smoke test and repair a leaky valve cover gasket and also diagnose an issue with a bad Mass Air Flow (MAF) sensor.
Parts:
Mass Air Flow Sensor: a.co/d/4gdYcKs
Autel Scanner: a.co/d/0GBs4w2
Valve Cover Gasket: www.rockauto.com/en/moreinfo....
Smoke Machine: a.co/d/5qZtAKu
00:00 - Start
00:09 - Problem Description
00:47 - Smoke Test - Bad Valve Cover Gasket
04:36 - Diagnose Bad MAF
Негізгі бет Автокөліктер мен көлік құралдары 2004 E46 325Ci Lean Condition Smoke Test & MAF Sensor Diagnostics
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