Tests DD: Fuel Rail Pressure (FRP) Sensor

NOTE
This Pinpoint Test is intended to diagnose the following:
- Fuel Rail Pressure (FRP) Sensor
- Harness Circuits: FRP and SIG RTN
- powertrain Control Module (PCM)

Tables and Graphs

Natural Gas Vehicles (FRP Voltage And Pressure Graph):

Natural Gas Vehicles (FRP Voltage And Pressure Specifications):

Gasoline Vehicles (FRP Voltage And Pressure Chart):

Gasoline Vehicles (FRP Voltage And Pressure Specifications):

Voltage values were calculated for VREF 5.0 volts. These values may vary 15 percent due to sensor and VREF variations.

Pinpoint Test Schematics and Connectors

Gasoline Vehicles (FRP Sensor Connector):

NG Vehicles (FRP Sensor Connector):

Pinpoint Tests