Blend Overcurrent (Stored)

Test 1:

SYMPTOM
BLEND OVERCURRENT (STORED)

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

WHEN MONITORED
When actuator movement is requested.

SET CONDITION
This DTC will set if the A/C - Heater Control Module detects an excessive current draw on any of the door driver circuits while attempting to drive the Blend (single-zone) or Passenger Blend (dual-zone) actuator. Only one overcurrent DTC can set per ignition cycle.

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