DESCRIPTION:Optimized idle safety loop faulted.
MONITORED PARAMETER:Optimized idle safety loop (parking brake, hood tilt switch, neutral safety switch and vehicle speed).
TYPICAL ENABLING CONDITIONS:Fault is set active is a maximum number of vehicle speed sensor pulses during and optimized idle engine start is exceeded or the vehicle speed is above 0.25 km/h or the engine torque is above a calibrated threshold for 2 seconds.
VERIFICATION:Run an optimized idle mode.
NOTE: Vehicle speed sensor failure.
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Detroit DD13 EPA10 (2010-13) Fault Code: SPN 1639 FMI 2 (MCM) Fan Speed Error
Detroit DD13 EPA10 (2010-13) Fault Code: SPN 1636 FMI 20 (MCM) Intake Manifold Temperature Drift (Low Box)
Detroit DD13 EPA10 (2010-13) Fault Code: SPN 1636 FMI 4 (MCM) Intake Manifold Temperature Circuit Failed Low
Detroit DD13 EPA10 (2010-13) Fault Code: SPN 1636 FMI 3 (MCM) Intake Manifold Temperature Circuit Failed High
Detroit DD13 EPA10 (2010-13) Fault Code: SPN 1636 FMI 2 (MCM) Engine Air Temperature – Plausibility Fault Out of Range (Low Box)