DTC P31DB-9E: AC Inverter Drive Signal Stuck On [11/2020 - 12/2022]: Description
The EV control ECU sends voltage inverter operation permission/prohibition signals (NOAC signals) to the voltage inverter.
Also, it performs a functional check of the voltage inverter gate shutdown and outputs a DTC if a malfunction is found in the voltage inverter gate shutdown function.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | Warning Indicate | DTC Output from | Priority |
|---|---|---|---|---|---|---|
| P31DB-9E | AC Inverter Drive Signal Stuck On | Continuing inverter output is detected even though a gate shutdown command for the power supply inverter was output. (1 trip detection logic) |
|
Master Warning: Does not come on |
EV | A |
RELATED DATA LIST
| DTC No. | Data List |
|---|---|
| P31DB-9E |
|