Outline Of Diagnosis

Judge as NG when any one of the followings is established.

Diagnosis 1: When the input amplifier circuit operation of throttle position sensor 1 is abnormal

Diagnosis 2: When the learning value of backup RAM is incorrect

Diagnosis 3: When SUM value of backup RAM is outside the standard value

Diagnosis 4: When the communication between main CPU and sub CPU is abnormal

Diagnosis 5: If the CPU operation is abnormal

Diagnosis 6: If the CPU operation is abnormal (Lock-step check)

Diagnosis 7: If the CPU operation is abnormal (torque monitor)