Detroit DD13 SPN 84 FMI 3 MCM Vehicle Speed Sensor Open Circuit

This instruction show you guide on how to solve Detroit DD13 engine SPN 84 FMI 3 MCM vehicle speed sensor open circuit.

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Vehicle speed sensor circuit failed high.

 

MONITORED PARAMETER:

Vehicle Speed Sensor (VSS).

 

TYPICAL ENABLING CONDITIONS:

Always Enabled

 

MONITOR SEQUENCE:

None

 

EXECUTION FREQUENCY:

Always Enabled

 

TYPICAL DURATION:

2 seconds

 

DASH LAMPS:

MIL

 

ENGINE REACTION:

None

 

VERIFICATION:

Engine Idle (1 minute).

 

PROBABLE CAUSES:

1 Vehicle speed sensor.

2 Wiring between vehicle speed sensor and ECM.

 

More repair cases for Detroit Diesel engines,please refer to:Detroit Diesel Engine Repair