| DTC Code | DTC Name |
|---|---|
| B22F1 | Sub Battery Module Backup Relay Stuck Open |
DESCRIPTION
Refer to DTC B22F0.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | Warning Indicate | Memory |
|---|---|---|---|---|---|
| B22F1 | Sub Battery Module Backup Relay Stuck Open | This DTC is stored when the backup relay is stuck open. (1 trip detection logic) |
Backup relay | Comes on | DTC stored |
The details of a DTC can be checked by using the DTC Sub Code of the freeze frame data that was recorded when the DTC was output.
| DTC Sub Code | Detail |
|---|---|
| "37" | Backup relay is continuously stuck closed for 2 seconds |
| "3A" | Backup relay control is continuously not possible for 60 seconds |
CAUTION / NOTICE / HINT
Read freeze frame data using the GTS. Freeze frame data records the sub-battery module assembly condition when malfunctions are detected.
PROCEDURE
REPLACE BACKUP RELAY
Replace the backup relay.
| Result | ||
|---|---|---|
|
END