Pinout Values and Diagnostic Parameters

POWER ASSIST SYSTEMS: POWER STEERING SYSTEM (for 2GR-FE): TERMINALS OF ECU

1. CHECK POWER STEERING ECU ASSEMBLY





Text in Illustration





(a) Measure the voltage and resistance according to the value(s) in the table below.

NOTICE:
When the P/S warning light is illuminated due to a malfunction, the fail-safe function may cause the voltage of the power steering ECU assembly terminals to become 0 V.









HINT
# means that the motor terminal is tightened directly to the ECU with bolts.