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

Instructions For Using Pinpoint Tests

Prior to beginning any system testing:
1. Check horn and stop lamp for operation.
2. Check all system wiring and electrical connectors.
3. Check throttle linkage and actuator cable for proper adjustment and smooth operation.

Servo Conector Terminal Identification.:





Refer to servo connector terminal identification when performing system diagnosis and testing, and to diagnosis by symptom charts to determine the correct pinpoint test.