Power Steering Pressure Switch: Testing and Inspection

POWER STEERING PRESSURE (PSP) SWITCH




The power steering oil pressure switch senses the power steering load into low/high voltage and inputs it to ECM, which then controls the idle speed control motor based on this signal.

Circuit Diagram (Power Steering Switch):

CIRCUIT DIAGRAM

Harness Connector:

USING HI-SCAN (PRO)

Harness Inspection:

HARNESS INSPECTION