Series 60 DDEC VI Troubleshooting – Section 56.6 SPN 636/FMI 14

Section 56.6
SPN 636/FMI 14

A typical diagnosis is swapped pins.‪

If this SPN and FM:I are active, verify that the wiring from CKP Sensor pin 1 to pin 41 of the MCM 120–pin connector and that the wiring from CKP Sensor pin 2 to pin 43 of the MCM 120–pin connector is correct. See Figure "Crankshaft Position Sensor" .‪

Figure 1. Crankshaft Position Sensor