Component Inspection
Engine Control
P0551 Power Steering Pressure Sensor/Switch Circuit Range/Performance - Inspection/Repair:_:Component Inspection
Component Inspection
1. IG "ON" & Engine "ON".
2. Measure voltage between signal terminal (back probe) of the switch harness connector and chassis ground.
Specification :Approx. B+
- Signal "OFF"(Steering wheel=Straight ahead) : Approx. B+
- Signal "ON"(Steering wheel=Turned) : Approx. 0V
3. Is voltage within the specification?