Symptom List:
BLEND OVERCURRENT (ACTIVE)
MODE 1 OVERCURRENT (ACTIVE)
MODE 2 OVERCURRENT (ACTIVE)
RECIRC OVERCURRENT (ACTIVE)
ZONE OVERCURRENT (ACTIVE)
Test Note: All symptoms listed above are diagnosed using the same tests.
The title for the tests will be BLEND OVERCURRENT (AC-
TIVE).
When Monitored and Set Condition:
BLEND OVERCURRENT (ACTIVE)
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.
MODE 1 OVERCURRENT (ACTIVE)
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 this actuator.
Only one overcurrent DTC can set per ignition cycle.
MODE 2 OVERCURRENT (ACTIVE)
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 this actuator.
Only one overcurrent DTC can set per ignition cycle.
RECIRC OVERCURRENT (ACTIVE)
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 this actuator.
Only one overcurrent DTC can set per ignition cycle.
ZONE OVERCURRENT (ACTIVE)
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 Driver Blend
(dual-zone) actuator. Only one overcurrent DTC can set per ignition cycle.
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HEATING & A/C