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Detroit DD13 EPA07 (2007-09) Fault Code: SPN 51 FMI 3 (MCM) Intake Throttle Valve Circuit Failed High

DESCRIPTION:This fault code sets when there is a short to voltage on the intake throttle valve circuit.

MONITORED PARAMETER:Intake air throttle

TYPICAL ENABLING CONDITIONS:Key on

MONITOR SEQUENCE:None

EXECUTION FREQUENCY:Always enabled

TYPICAL DURATION:2 seconds

DASH LAMPS:1. MIL2. CEL

ENGINE REACTION:Derate 10%

VERIFICATION:Engine Idle: One minute.

PROBABLE CAUSES:1. Air throttle valve harness.2. ITV harness connector.3. Intake throttle valve failure.4. Cold temperatures may falsely cause this code to appear.5. Intake throttle valve sensor.

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