| Detection condition |
- Ignition switch signal is off.
Precondition
- IG ON condition continues for the specified period of time.
|
| Fail-safe |
|
| Possible cause |
- IG1 relay malfunction (Refer to [RELAY INSPECTION
] in service information).
- Malfunction in wiring harness (including connector/terminal) between body control module (BCM) and IG1 relay (See CIRCUIT INSPECTION
.) (See CONNECTOR INSPECTION
.)
- LF control unit malfunction (ignition switch signal output stuck off) (Refer to [LF CONTROL UNIT REMOVAL/INSTALLATION
] in service information).
- Backup power supply unit malfunction (Without Mazda M Hybrid boost) (Refer to [BACKUP POWER SUPPLY UNIT REMOVAL/INSTALLATION
] in service information).
- Control valve body malfunction (IG1 relay control signal terminal pin deformity) (Refer to [CONTROL VALVE BODY REMOVAL/INSTALLATION
] in service information).
|
| Repeatability verification procedure |
- Clear the DTC recorded in the memory. (See CLEARING DTC
.)
- Perform the following procedure to ensure that the DTC has been resolved:
- Switch the ignition ON (engine off or on).
|
 Courtesy of MAZDA MOTORS CORP.
|
| 1 |
Body control module (BCM) |
| 2 |
IG1 relay |