Detroit DD15 GHG14 (2014-16) Fault Code: SPN 1761 FMI 3 (ACM) Diesel Exhaust Fluid (DEF) Tank Level Sensor Circuit Failed High (Shorted to Power or an Open in the Circuit)
DESCRIPTION:
DEF tank level tank level sensor circuit failed high.
MONITORED PARAMETER:
DEF tank level sensor.
TYPICAL ENABLING CONDITIONS:
always enabled
MONITOR SEQUENCE:
None
EXECUTION FREQUENCY:
Always enabled
TYPICAL DURATION:
2 seconds
DASH LAMPS:
1. MIL
2. CEL
ENGINE REACTION:
1. 25% Derate.
2. After 4 hours engine will be idle after ignition key cycle.
VERIFICATION:
Engine Idle: One minute.
PROBABLE CAUSES:
1. DEF tank level sensor harness/connector.
2. DEF tank level sensor.
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