DTC P0A3C: Drive Motor "A" Inverter Over Temperature: Trouble Symptom
WARNING: This page is about a different car, the 2015 Subaru XV Crosstrek. However, it is still accessible from the selected car via links, so may be relevant.
- EV traveling/Auto Start Stop does not operate.
- Motor assist does not regenerates.
CAUTION:
Before performing diagnosis, refer to "CAUTION" in "General Description". < Ref. to
CAUTION , General Description.>
DTC PROCEDURE
| Step | Check | Yes | No |
|---|---|---|---|
| 1 CHECK DTC. Read the DTC. < Ref. to DRIVE MOTOR CONTROL SYSTEM , OPERATION, Read Diagnostic Trouble Code (DTC).> |
Are DTC P0A5D, P0A60, and P0A63 detected? (current malfunction) | Perform a check according to the DTC. < Ref. to DRIVE MOTOR CONTROL SYSTEM , LIST, List of Diagnostic Trouble Code (DTC).> | Go to step 2 . |
| 2 CHECK HIGH VOLTAGE BATTERY COOLING FAN. Using the Subaru Select Monitor, perform «High Voltage Battery Cooling Fan» of System Operation Check Mode for the drive motor control system. < Ref. to DRIVE MOTOR CONTROL SYSTEM , OPERATION, System Operation Check Mode.> |
Does the high voltage battery cooling fan operate? | Go to step 3 . | Check the high voltage battery cooling fan as a single part. < Ref. to HIGH VOLTAGE BATTERY COOLING SYSTEM .> |
| 3 CHECK DUCT. Check the high voltage battery cooling fan ducts. < Ref. to HIGH VOLTAGE BATTERY COOLING SYSTEM .> |
Are the conditions of ducts normal? (Check for clogging, dislodging of connections, etc.) | Go to step 4 . | Repair the ducts. |
4 CHECK DTC.
|
Is the same DTC detected? (current malfunction) | Replace DMCM. < Ref. to appropriate DRIVE MOTOR CONTROL MODULE in Continuously Variable Transmission TH58A article.> | Problem is present in drive motor inverter. |