P1122 INFINITI Electric Throttle Control Performance Problem

Possible causes – Faulty Electric Throttle Control Actuator– Electric Throttle Control Actuator harness is open or shorted– Electric Throttle Control Actuator circuit poor electrical connection Tech notes Start by performing the “Idle Air Volume Learning Procedure”, if the problem persist

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P1084 INFINITI Exhaust Valve Timing Control Position Sensor Bank 2 Circuit

Possible causes – Faulty Exhaust Valve Timing Control Position Sensor Bank 2– Exhaust Valve Timing Control Position Sensor Bank 2 harness is open or shorted– Exhaust Valve Timing Control Position Sensor Bank 2 circuit poor electrical connection– Accumulation of debris

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P1078 INFINITI Exhaust Valve Timing Control Position Sensor Bank 1 Circuit

Possible causes – Faulty Exhaust Valve Timing Control Position Sensor Bank 1– Exhaust Valve Timing Control Position Sensor Bank 1 harness is open or shorted– Exhaust Valve Timing Control Position Sensor Bank 1 circuit poor electrical connection– Accumulation of debris

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P1167 INFINITI Heated Rear Oxygen Sensor 2 Maximum Voltage Monitoring Bank 2

Possible causes – Faulty Heated Rear Oxygen Sensor Bank 2– Heated Rear Oxygen Sensor Bank 2 harness is open or shorted– Heated Rear Oxygen Sensor Bank 2 circuit poor electrical connection– Fuel pressure– Injectors– Intake air leaks Tech notes Replacing

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