Learn all about the P0402 code, what causes excessive EGR flow, and how to diagnose and fix common issues to maintain optimal engine performance.
Read More »P0402 OBD2: Exhaust Gas Recirculation “A” Flow Excessive Detected
P0420 OBD2: Catalyst System Efficiency Below Threshold
Learn all about the P0420 code, what causes catalyst system efficiency below threshold, and how to diagnose and fix common issues to maintain optimal engine performance.
Read More »P0440 OBD2: Evaporative Emission System Malfunction
Learn all about the P0440 code, what causes evaporative emission system malfunction, and how to diagnose and fix common issues to maintain optimal engine performance.
Read More »P0300 OBD2: Random/Multiple Cylinder Misfire Detected
Learn all about the P0300 code, what causes random/multiple cylinder misfire, and how to diagnose and fix common issues to maintain optimal engine performance.
Read More »P0302 OBD2: Cylinder 2 Misfire Detected
Learn all about the P0302 code, what causes cylinder 2 misfire, and how to diagnose and fix common issues to maintain optimal engine performance.
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