TM 9-2540-207-14&P
C7 - FUEL PRESSURE SENSOR FAULT
C7
Fuel pressure sensor circuit has failed
CHECK/POSSIBLE CAUSE
REF.
REPAIR
1
Check that Electrical connector attached to Fuel
Pressure Sensor
5.5.1
Reconnect Fuel Pressure Heater to Power
Wiring Harness
Restart Heater
2
Defective Fuel Pressure Sensor
5.5.1
Replace Programmed Controller
Restart Heater
3
Defective Electronic
Programmed Controller Board
5.2.5
Replace Programmed Controller
Restart Heater
4
Defective Power Wiring Harness
5.5.6
Replace Power Wiring Harness
Restart Sensor
Note: If a C7 Fault occurs during Run mode (07 or 14), the Heater will continue to
operate if possible, and alternately display the C7 code and the appropriate Run
mode (07 or 14)
6-11
