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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Speedometer and Odometer Do Not Work

Speedometer and odometer do not work

Diagnostic Procedure:

Output shaft (countershaft) speed sensor defective

Also check for:

- Check for a stored DTC, and check for loose connectors.
- Inspect the sensor O-ring.