Evaporator Temperature Sensor Circuit Open (Active) - Mtc - Chrysler Town and Country 2003 Owner's Manual

Symptom:
EVAPORATOR TEMPERATURE SENSOR CIRCUIT OPEN (ACTIVE)
- MTC
When Monitored and Set Condition:

EVAPORATOR TEMPERATURE SENSOR CIRCUIT OPEN (ACTIVE) - MTC

When Monitored: With the ignition on.
Set Condition: This DTC will set if the A/C - Heater Control Module sees abnormally high
voltage on the Evaporator Temperature Sensor Signal circuit.
EVAPORATOR TEMPERATURE SENSOR SIGNAL CIRCUIT SHORTED HIGH
A/C - HEATER CONTROL MODULE
EVAPORATOR TEMPERATURE SENSOR SIGNAL CIRCUIT OPEN
SENSOR GROUND CIRCUIT OPEN
EVAPORATOR TEMPERATURE SENSOR
TEST
1 Turn the ignition off.
Disconnect the A/C - Heater Control Module C1 harness connector.
Turn the ignition on.
Measure the voltage between the Evaporator Temperature Sensor Signal circuit and
ground.
Is there any voltage present?
Yes → Repair the Evaporator Temperature Sensor Signal circuit for a
→ Go To 2
No
POSSIBLE CAUSES
ACTION
short to voltage.
Perform BODY VERIFICATION TEST - VER 1.
539
HEATING & A/C
APPLICABILITY
All