300SL (129.061) L6-3.0L (104.981) (1991)
Heater Core Temperature Sensor / Switch: Service and Repair
Control unit
remove. See: Control Assembly/Service and Repair
2-pin connector (B10/2x) or (B10/3x)
detach.
Heat exchanger temperature sensor (B10/2) or (B10/3)
withdraw.
Temperature sensor
test, renew if necessary.
Install
in reverse order.
Automatic climate control
test.