Evaporator Temperature Sensor Open (Active)

Tests 1 - 2:

Test 3:

SYMPTOM
EVAP TEMP SENSOR OPEN (ACTIVE)

WHEN MONITORED
With the ignition ON and the IOD fuse installed.

SET CONDITION
This DTC is set if the ATC detects an abnormally high voltage on the evaporator temperature sensor signal.

POSSIBLE CAUSES
- Evaporator temperature sensor
- Evaporator temperature sensor signal circuit open
- Sensor ground circuit open
- ATC