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

Coolant Temperature Sensor / Switch HVAC: Service and Repair

Coolant Temperature Switch





- Disconnect battery earth lead.
- Remove the left dash liner.
- Disconnect the switch supply cables, and remove the coolant switch.

NOTE: Installation is the reverse of this procedure.