Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Mainshaft Sensor: Service and Repair



Mainshaft Speed Sensor Replacement

1. Disconnect the connectors from the mainshaft and countershaft speed sensors.





2. Remove the bolt securing the mainshaft speed sensor, then remove the mainshaft speed sensor from the end cover.





3. Remove the bolt securing the countershaft speed sensor, then remove the countershaft speed sensor (A) and the washer (B) from the transmission housing.
4. Replace the O-rings (C) with new ones before installing the sensors.
5. Install the mainshaft speed sensor, then connect the connector.
6. Install the countershaft speed sensor with the washer, then connect the connector.