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.
MONITOR SEQUENCE:None
DASH LAMPS:CEL
ENGINE REACTION:None
VERIFICATION:Run an optimized idle mode.
NOTE: Vehicle speed sensor failure.
Detroit DD13 EPA07 (2007-09) Fault Code: SPN 1636 FMI 20 (MCM) Intake Manifold Temperature Drift (Low Box)
Detroit DD13 EPA07 (2007-09) Fault Code: SPN 1636 FMI 4 (MCM) Intake Manifold Temperature Circuit Failed Low
Detroit DD13 EPA07 (2007-09) Fault Code: SPN 1636 FMI 3 (MCM) Intake Manifold Temperature Circuit Failed High
Detroit DD13 EPA07 (2007-09) Fault Code: SPN 1624 FMI 19 (CPC) Tachograph Vehicle Speed Signal is Erratic
Detroit DD13 EPA07 (2007-09) Fault Code: SPN 1624 FMI 13 (CPC) Tachograph Vehicle Speed Signal is Missing
Detroit DD13 EPA07 (2007-09) Fault Code: SPN 1624 FMI 9 (CPC) Message is Missing