CHECK GROUND CIRCUIT.

1) Turn the ignition switch to OFF.

2) Using a tester and test harness, check the resistance between terminals.

Connector & terminal

(B452) No. 1 — Chassis ground:

QUESTION

Is the resistance less than 1 Ω?

Yes No

Check for poor contact of terminals in the power steering control module, and if there are no malfunctions, replace the power steering control module.

Repair the ground circuit.