Motor connection test failed
â–¶ How to fix
Check the 3 phase AC cables on the AXI end for any short circuit between the phases, either in the cable or inside the compressor motor. If there is a short circuit between phases in the cable or the compressor, replace the faulty component.
What you'll see
No driver-visible symptom recorded.
System reaction
The aux inverter will not start to run the compressor, after receiving the enable command from controlling ECU, and remains in error mode.
Diagnostic depth
Detection
This is done as a part of startup check immediately after Switch ON
Possible cause
There is a short cirucuit between phases in the cable or compressor motor. This DTC is set only while starting the compressor.