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

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

Engine Coolant Temperature (ECT) Sensor:






REMOVAL
1. Disconnect battery ground cable.
2. Partially drain engine cooling system.
3. Disconnect engine control sensor wiring from Engine Coolant Temperature sensor (ECT sensor).
4. Remove engine coolant temperature sensor from intake manifold.

INSTALLATION
1. Follow removal procedure in reverse order.
2. Tighten engine coolant temperature sensor to 16-24 Nm (12-17 lb ft). Refill engine cooling system.