Detroit DD15 GHG14 (2014-16) Fault Code: SPN 2791 FMI 9 (MCM) Smart Remote Actuator 3 (EGR), No Communication

DESCRIPTION:
The fault code sets when the motor control module (MCM) does not receive a message from the exhaust gas recirculation (EGR) valve actuator.

MONITORED PARAMETER:
MCM communication from the EGR valve actuator.

TYPICAL ENABLING CONDITIONS:
Ignition on

MONITOR SEQUENCE:
None

EXECUTION FREQUENCY:
Always enabled

TYPICAL DURATION:
Two seconds

DASH LAMPS:
1. MIL
2. CEL

ENGINE REACTION:
None

VERIFICATION:
Ignition on

PROBABLE CAUSES:
1. If any voltage codes exist, fix those first.
2. EGR valve actuator pull rod.
3. EGR actuator.
4. EGR valve.
5. Wiring between the EGR actuator harness and the ECM.

Categories DD15 GHG14 (2014-16), Detroit, DTC TRUCKS Tags 16, 2014, 2791, 3, 9, Actuator, Code, communication, DD15, Detroit, EGR, Fault, FMI, GHG14, MCM, No, Remote, smart, SPN

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