MX-6 L4-2184cc 2.2L SOHC Turbo F2 (1989)
Evaporator Temperature Sensor / Switch: Testing and Inspection
On-Vehicle Inspection
1. Remove the undercover and glove box.
2. Run the engine at idle speed and set the air conditioning system to MAX-COOLING.
3. Press the ECO switch ON.
4. Block the air inlet of the blower unit with a thick piece of paper to hasten evaporator cooling.
5. After a few minutes, check that the compressor stops.
Note: The compressor stops when the temperature at the evaporator becomes 7°C (44.6°F).
6. Press the ECO switch OFF, and check that the compressor operates.
7. After a few minutes, check that the compressor stops again.
Note: The compressor stops when the temperature at the evaporator becomes 1°C (33.8°F).