Expo LRV AWD L4-1834cc 1.8L SOHC 16 Valve (1992)
Power Steering Pressure Switch: Testing and Inspection
Power Steering Load Switch
Power Steering Oil Pressure Switch
1.
Disconnect the power steering oil pressure switch connector.
2.
Start the engine.
Testing The Oil Pressure Switch
3.
With the steering wheel in a straight ahead position, check for continuity between the pressure switch terminal and body ground. There should
NOT be continuity.
4.
With the steering wheel in a turned position, check for continuity between the pressure switch terminal and body ground. There should be
continuity.
5.
If the tests results are other than specified, connect an oil pressure gauge to verify oil pump delivery pressure is within specifications.
POWER STEERING PUMP PRESSURE CHECK
1.
Disconnect the pressure hose from the oil pump.
