NOTE: If the sensor is removed, be sure to check the sensor tip for metal debris and clutch material. Clean it if necessary.
PROBABLE CAUSES:1. Crankshaft sensor connector/harness.2. Crankshaft sensor.
Detroit DD13 EPA10 (2010-13) Fault Code: SPN 636 FMI 3 (MCM) Crankshaft Position Sensor has and Open Circuit
Detroit DD13 EPA10 (2010-13) Fault Code: SPN 636 FMI 2 (MCM) No Match of Camshaft and Crankshaft Signals
Detroit DD13 EPA10 (2010-13) Fault Code: SPN 636 FMI 1 (MCM) Crankshaft Position Sensor Signal Voltage Too Low
Detroit DD13 EPA10 (2010-13) Fault Code: SPN 630 FMI 14 (CPC) Communication Interruption Between the Common Powertrain Controller and Motor Control Module
Detroit DD13 EPA10 (2010-13) Fault Code: SPN 629 FMI 12 (CPC) Multiple Fault Descriptions
Detroit DD13 EPA10 (2010-13) Fault Code: SPN 629 FMI 2 (CPC) Multiple Fault Descriptions