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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Transmission Temperature Sensor/Switch: Testing and Inspection

Oil Temperature Sensor Inspection:






1. Disconnect the Oil Temperature Sensor connector.
2. Measure the resistance between the Oil Temperature Sensor connector terminals.

Resistance
16.7 - 20.5 k ohms @ 0 °F
8.0 - 8.2 k ohms @ 68 °F
0.57 - 0.69 k ohms @ 212 °F

3. If the measured resistance does not match the value shown, replace the Oil Temperature Sensor.