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Detroit DD13 EPA07 (2007-09) Fault Code: SPN 974 FMI 4 (CPC) Remote Accelerator Pedal Circuit Failed Low

DESCRIPTION:This fault may occur if remote accelerator pedal is programmed on and remote pedal circuit is shorted to ground while pin 8 of the common powertrain controller (CPC) connector #2 is grounded.

MONITORED PARAMETER:Remote throttle sensor.

TYPICAL ENABLING CONDITIONS:Always enabled

MONITOR SEQUENCE:None

EXECUTION FREQUENCY:Always enabled

TYPICAL DURATION:Two seconds

DASH LAMPS:CEL

ENGINE REACTION:None

VERIFICATION:1. Key on.2. Engine on with remote pedal activated.

NOTE: If the unit doesn’t have a remote throttle pedal, it is programmed incorrectly.

NOTE: If it does have one, the problem is either the remote throttle switch or the wiring between the remote throttle pedal and the ECM.