P Codes – OBD2 Powertrain Codes

Learn all about the P0547 code, what causes issues with the exhaust gas temperature sensor circuit, and how to diagnose and fix common problems to maintain optimal engine performance.

Learn all about the P0548 code, what causes exhaust gas temperature sensor circuit low, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P0549 code, what causes exhaust gas temperature sensor circuit high, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P054A code, what causes cold start "B" camshaft position timing over-advanced, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P054B code, what causes cold start "B" camshaft position timing over-retarded, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P054C code, what causes cold start "B" camshaft position timing over-advanced, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P054D code, what causes cold start camshaft position timing over-retarded, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P0550 code, what causes power steering pressure sensor/switch circuit issues, and how to diagnose and fix common problems.

Learn all about the P0552 code, what causes power steering pressure sensor/switch circuit low, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P0553 code, what causes power steering pressure sensor/switch circuit high, and how to diagnose and fix common issues to maintain optimal engine performance.