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Rear Blend Pot Circuit Shorted (Stored)

Test 1:






SYMPTOM
REAR BLEND POT CIRCUIT SHORT (STORED) - MTC

TEST NOTE
This symptom is diagnosed using the test A/C SWITCH FAULT (STORED) - MTC.

WHEN MONITORED
When the ignition is on.

SET CONDITION
This DTC will set if the A/C - Heater Control Module sees voltage below 0.25 volts on the Rear Temperature Feedback Signal circuit.

POSSIBLE CAUSES
- Check for active HVAC DTCs and system tests fault messages
- Stored code(s) test complete