POWER STEERING OIL PRESSURE SWITCH - Diagnostic Procedure (Cont'd) / Component Inspection

EF & EC-7244flowchart

Diagnostic Procedure (Cont'd)

CHECK GROUND CIRCUIT

CHECK INPUT SIGNAL CIRCUIT

DETECT MALFUNCTIONING PART

CHECK POWER STEERING OIL PRESSURE SWITCH

CHECK INTERMITTENT INCIDENT

1
Disconnect power steering oil pressure switch harness connector then start engine.
2
Check continuity between terminals 1 and 2. Refer to wiring diagram.

Conditions	Continuity
Steering wheel is being turned.	Yes
Steering wheel is not being turned.	No

Steering wheel is being turned.

ContinuityYes

Steering wheel is not being turned.

ContinuityNo

If NG, replace power steering oil pressure switch.