EPS indicator is not on, no DTCs are stored, but there is no power assist or power assist is down
Diagnostic procedure
  1. Check the EPS motor power wires between the EPS control unit and the EPS motor for a short to body ground. Repair as needed.
  2. If the EPS motor power wires are OK, replace the steering gearbox (short in the EPS motor).
  3. Check the power and body ground connections at the EPS control unit.