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

Antilock Brakes / Traction Control Systems


Fig. 74 Connector Position Assurance Locking Pins:






The Powermaster III unit is equipped with electrical connectors which utilize a connector position assurance locking pin. This locking pin assures proper alignment and engagement of the connector, Fig. 74.
Always remove the locking pin prior to disconnecting electrical connector. Use extreme caution as to not damage locking pin during removal or installation. Note position of rubber seals when disconnecting connectors for installation purposes. Always reinstall locking pins after reconnecting connector.