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DTC P0607 Control Module Performance: Description

WARNING: This page is about a different car, the 2008 Toyota Yaris. However, it is still accessible from the selected car via links, so may be relevant.

The ECM continuously monitors its main and sub CPUs. This self-check ensures that the ECM is functioning properly. If outputs from the CPUs are different and deviate from the standards, the ECM will illuminate the MIL and set a DTC immediately.

DTC DETECTION CONDITIONS CHART

DTC No. DTC Detection Conditions Trouble Areas
P0607 ECM main CPU error ECM