If open in power circuit is detected after 0.5 sec. upon Ignition "ON", A/C Control Module sets DTC B16A4.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
Voltage check | 1. Poor contact in harness 2. Open in power circuit 3. Faulty Electric Control Valve 4. Faulty A/C control module |
Enable Conditions |
•
Ignition "ON" | |
Threshold value |
•
Open in power circuit is detected after 0.5 sec. | |
Failsafe |
•
ECV Control Inhibited |