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)

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Speed Sensor

Inspection




1. Connect a voltmeter between the terminal 1P[1M] and a ground as shown.
2. Turn the ignition switch ON.




3. Remove the speedometer cable from the transmission.
4. Slowly turn the speedometer cable one turn.
5. Verify that approx. 7 V is shown 4 times.
6. If not correct, check the speedometer and cable.