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
If it fails: lemon-manuals.org.ua

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Coolant Temperature Sensor/Switch (For Computer): Service and Repair

1. Disconnect battery ground cable.
2. Disconnect electrical connector, then carefully back out coolant sensor. Damage to coolant sensor will affect proper operation of the EFI system.
3. Reverse procedure to install. Ensure electrical connector is fully seated.