P054C – MERCURY

Code : P054C
Make : MERCURY
Description : P054C MERCURY Cold Start Exhaust ‘B’ Camshaft Position Timing Over-Advanced Bank 2
Possible causes :
– Camshaft timing incorrectly set
– Continuous oil flow to the Variable Camshaft Timing (VCT) piston chamber
– VCT solenoid valve stuck open
– Camshaft advance mechanism binding (VCT unit)
Solutions :
– Carry out a Reset via CarDiag
– Choose a better quality fuel
– Check that the tank cap is securely closed
– Check the oil level and add more if it is lower than MAX
– Restart an Automatic diagnostic via CarDiag
– If the fault persists, you can check the “Possible causes” listed above : visually inspect (by yourself (tutorials to come) or by a professional) the wiring harness and the associated connectors, check for damaged components, and look for broken, bent, pushed, or corroded connector pins.

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