Category Archives: OBDII Powertrain Codes

P042B

P042B OBD Code Definition:
Catalyst Temperature Sensor Circuit Range/Performance (Bank1, Sensor Circuit 2)
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P054A

P054A OBD Code Definition:
Cold Start Exhaust (B) Camshaft Position Timing Over-Advanced (Bank 1)
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P054D

P054D OBD Code Definition:
Cold Start Exhaust (B) Camshaft Position Timing Over-Retarded (Bank 2)
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