DTC P0197 Subaru

Cause and Solution

The following conditions can cause this concern: An open in the delivered torque circuit. An short to ground or voltage in the delivered torque circuit. A wiring problem, terminal corrosion, or poor connection in the delivered torque circuit. A communication frequency problem. A communication duty cycle problem. The EBCM is not receiving information from the PCM. Loose or corroded EBCM ground or PCM ground.