Diagnostic Trouble Code (DTC) Information

ECM-2400 FUEL PUMP (FP) RELAY
DIAGNOSTIC TROUBLE CODE (DTC) INFORMATION




Condition
Diagnostic trouble code (DTC) ECM-2400 is stored if the control module registers that the fuel pump (FP) relay signal cable has a short-circuit to ground/voltage or if there is an open-circuit in the circuit.

Condition
None.

Possible source

Signal too high
- signal cable short-circuited to supply.

Signal too low
- short-circuit to ground in the signal cable
- open-circuit in the signal cable.

Condition
Engine does not start.