Check for continuity between EPS control unit connector D (28P) terminal No. 15 and ECM connector A (49P) terminal No. 4 (L13Z1 engine model) or ECM connector A (44P) terminal No. 37 (except L13Z1 engine model).
Is there continuity?
YES
-
Check for loose terminals in the EPS control unit connector D (28P), and repair if necessary. If no poor connections are found,
replace the EPS control unit.
■
NO
-
Repair open in the wire between the EPS control unit and the ECM.■