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)

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Ambient Temperature Sensor / Switch HVAC: Service and Repair

Outside Temperature Sensor





1. Undo battery negative cable.
2. Remove windscreen wiper well.
3. Remove outside temperature sensor:
- The outside temperature sensor is located on a bracket by the A/C system air intake.
- Undo outside temperature sensor from bracket.
- Pull it straight out as shown in the Image. It is held in place by a spring snap-on mounting.
4. Remove connection:
- Undo connection from outside temperature sensor.
- Hold catches pressed in and pull apart.
5. Install:
- Connector.
- Outside temperature sensor.
- Windscreen wiper well cover.
- Battery negative terminal.