DTC B1520-54: Seat Position Initial Learning Of Position Memory System Not Implemented
B1520:54 (DASH_ESU) DETECTION CONDITION AND POSSIBLE CAUSE
| System malfunction location |
Seat position initial learning of position memory system not implemented |
| Detection condition |
- The dash-electrical supply unit detects that the seat position initial learning of the position memory system was not completed.
|
| Fail-safe |
- Inhibits the seat position recall and seat position programming of the position memory system.
|
| Possible cause |
- DTCs are stored in the dash-electrical supply unit. (Other DTCs related to the position memory system are stored). (See DTC TABLE: ).
- Seat position initial learning of position memory system not implemented (Refer to [SEAT POSITION INITIAL LEARNING
]
).
- Position memory control module malfunction (Refer to [POSITION MEMORY CONTROL MODULE REMOVAL/INSTALLATION
]
).
- Dash-electrical supply unit malfunction (Refer to [DASH-ELECTRICAL SUPPLY UNIT REMOVAL/INSTALLATION
]
).
|
| Repeatability verification procedure |
- Clear the DTC recorded in the memory. (See CLEARING DTC
.)
|
| System wiring diagram |
|