TEST ACTION APPLICABILITY
7 NOTE: Ensure that the Evaporator Temperature Sensor harness connector
is connected to the Evaporator Temperature Sensor.
NOTE: Ensure the voltmeter leads meet the terminals in the connector and
that there is good terminal to wire connection.
NOTE: Ensure the voltmeter leads are connected for positive polarity
Back probe the Evaporator Temperature Sensor Signal circuit between the Evapo-
rator Temperature Sensor harness connector and theA/C - Heater Control Module C1
harness connector.
Turn the ignition on.
Is the voltage below 0.10 volt?
All
Yes → Replace the A/C - Heater Control Module in accordance with the
Service Information.
Perform BODY VERIFICATION TEST - VER 1.
No → Repair the high resistance in the Evaporator Temperature Sensor
Signal circuit. After the repair is complete, start the engine. Set
the blower control to high speed. With the DRBIIIt, actuate the
Cooldown Test.
Perform BODY VERIFICATION TEST - VER 1.
386
HEATING & A/C
COOLDOWN TEST TOO COLD TO START — Continued
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