DD15 SPN 636/FMI 14 Troubleshooting

SPN 636/FMI 14

A typical diagnosis is swapped pins.‪

Note: If the sensor is removed, be sure to check the sensor tip for metal debris and clutch material and clean it if necessary.

If this SPN and FMI 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. ‪

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