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DTC - Diagnostic Trouble Codes information

P0607

Powertrain Codes

P0607 - SUBARU - Control Module Performance

Symptoms

- Engine Light ON (or Service Engine Soon Warning Light) - Engine may not start

Possible Causes

- ECM Harness power supply circuit is open or shorted - ECM Programing - Faulty ECM

When Detected

Indicates the ECM has experienced an internal memory fault.

Tech Notes

Check the ECM fuse, if fuse is OK try erasing the code first and if the code comes back you may have to reprogram or replaced the ECM.

Description

The ECM continuously monitors its internal memory status, internal circuits, and output signals to the throttle actuator. This self−check insures that the ECM is functioning properly. If any malfunction is detected, the ECM will set the code and illuminate the engine light.