Detroit DD16 GHG14 (2014-16) Fault Code: SPN 103 FMI 2 (MCM) Turbocharger Speed Not Plausible

DESCRIPTION:
Turbocharger speed not plausible

MONITORED PARAMETER:
Turbo speed sensor

TYPICAL ENABLING CONDITIONS:
Turbocharger speed above threshold

MONITOR SEQUENCE:
None

EXECUTION FREQUENCY:
Always enabled

TYPICAL DURATION:
Two seconds

DASH LAMPS:
1. MIL
2. CEL

ENGINE REACTION:
None

VERIFICATION:
Road test

PROBABLE CAUSES:
1. Intake air system leaks (Hoses, charge air cooler, etc…).
2. EGR system las leaks, loose clamps, damage, or obstructions.
3. EGR valve failure.
4. Turbocharger Speed Sensor failure.
5. Turbocharter speed sensor connector/harness.

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