Signal Circuit Inspection
- Ignition "OFF".
- Refer to RAIL PRESSURE SENSOR (RPS) and disconnect Fuel Rail Pressure Sensor (RPS) joint connector.
- Ignition "ON"
- Measure voltage between Pin No. 10 (Signal) terminal of Fuel Rail Pressure Sensor (RPS) joint connector and chassis ground.
Specification: Approx. 5V
- Is measured value within specification?
YES
- go to "Component Inspection " procedure.
NO
- Repair open or short in signal circuit of Fuel Rail Pressure Sensor (RPS) and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.