Monitor Description

The ECM continuously monitors its internal processors (CPUs) and heated oxygen sensor transistors. This self-check ensures that the ECM is functioning properly.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area	MIL	Memory	Note
P0607-96	Control Module Performance Bank 1 Component Internal Failure	Either condition is met (1 trip detection logic): The ECM CPUs malfunction. The heated oxygen sensor transistor (built into the ECM) malfunctions.	ECM Heated oxygen sensor (sensor 2) Exhaust gas leak	Comes on	DTC stored	SAE: P0607