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P0021 Diagnostic Trouble Code Discussion for December 2012

Camshaft Position 'A' Timing Over-Advanced / System Performance (Bank 2)

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Trouble Ticket Help Requests for DTC P0021
Help Request Posted
2002 Infiniti I35 3.5L MIL Lamp on, Pings VIN: JNKDA31AX2
P0021: Intake Valve Timing Control Range/Performance (Bank 2). Codes P0011 and P0021. Cleared codes and monitored cam solenoid duty cycle and position while driving around. At idle both cams are around -30 degrees with duty cyle at 0%. Cruising cam position is arond +50 degrees with duty cycle around 50% for both banks. T...
December 28, 2012