HEATING & A/C
Symptom List:
ATC FUNCTION TEST COOL FAILURE
ATC FUNCTION TEST FAILURE
ATC FUNCTION TEST HEAT FAILURE
Test Note: All symptoms listed above are diagnosed using the same tests.
The title for the tests will be ATC FUNCTION TEST COOL
FAILURE.
When Monitored and Set Condition:
ATC FUNCTION TEST COOL FAILURE
When Monitored: With the engine running.
Set Condition: This DTC will set if specific operating criteria are not met when
attempting to run the ATC Function Test.
ATC FUNCTION TEST FAILURE
When Monitored: With the engine running.
Set Condition: This DTC will set if specific operating criteria are not met when
attempting to run the ATC Function Test.
ATC FUNCTION TEST HEAT FAILURE
When Monitored: With the engine running.
Set Condition: This DTC will set if specific operating criteria are not met when
attempting to run the ATC Function Test.
ATC FUNCTION TEST OPERATING CRITERIA NOT MET
AUTOMATIC TEMPERATURE CONTROL (ATC) DTC(S) PRESENT
ENGINE CONTROL MODULE DTC(S) PRESENT
CRITERIA TO RUN ATC FUNCTION TEST NOT MET AND NO DTCS PRESENT
POSSIBLE CAUSES
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