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Check Engine Light With Code P0451 on Infiniti QX56

Problem Description and Possible Solution

The Check Engine Light may illuminate with code P0451 stored, (EVAP system pressure sensor problem). If no fault is found with the pressure sensor electrical circuit, our technicians recommend reprogramming the vehicle's powertrain control module (PCM) with updated software.

Problem Data
RepairPal Verified
Average mileage: (–)
1 model year affected: 2009
1 person reported this problem