P054B - Cold Start Exhaust (B) Camshaft Position Timing Over-Retarded (Bank 1)

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P054B - COLD START EXHAUST (B) CAMSHAFT POSITION TIMING OVER-RETARDED (BANK 1)

Description: This DTC sets when the variable camshaft timing (VCT) position is over-retarded during cold start up. The test fails when the camshaft timing exceeds a maximum calibrated value or remains in a retarded position.
Possible Causes: Camshaft timing incorrectly set Continuous oil flow to the VCT piston chamber VCT12 solenoid valve stuck open Camshaft advance mechanism binding (VCT unit)
Diagnostic Aids: This DTC is a functional check of the VCT unit. Diagnose any base engine concerns related to the engine oil pressure or engine timing. Refer to the Engine System, Oil Pressure Test, to check the engine oil pressure. Refer to the Engine, Timing Drive Components, to check the engine timing.
Application	Key On Engine Off	Key On Engine Running	Continuous Memory
All	GO to PINPOINT TEST HP: HIGH PRESSURE FUEL DELIVERY SYSTEM .