B1D9B

B1D9B-SEAT HORIZONTAL FRONT STOP NOT LEARNED

For a complete wiring diagram, refer to the Wiring Information.

- When Monitored:
Whenever the seat motor is activated.

- Set Condition:
If the seat is standardized and then it becomes de-standardized. The seat is standardized when the module learns the seat cushion horizontal front hard stop position. The seat is de-standardized if the seat cushion motor is 5% past the expected hard stop position or if a seat cushion hall sensor failure occurs. The seat must be standardized to perform an Easy Exit/Entry function.





1. CHECK FOR SEAT POSITION SENSOR AND CIRCUIT PERFORMANCE DIAGNOSTIC TROUBLE CODES (DTCs)
1. Turn the ignition on.
2. Using a scan tool, read DTCs.

Does the scan tool display any seat position sensor or circuit performance DTCs?

Yes

- Diagnose and repair all seat position sensor and circuit performance DTCs. Testing and Inspection.

No

- Go To 2

2. TEST FOR INTERMITTENT CONDITION
1. Using a scan tool, record and erase DTCs.
2. Move the seat switch in the full forward horizontal adjust position.
3. Using a scan tool, read DTCs.

Does the scan tool display DTC B1D9B-SEAT HORIZONTAL FRONT STOP NOT LEARNED?

Yes

- Using a scan tool, perform the MSM Standard Routine.
- Perform POWER SEAT SYSTEM VERIFICATION TEST. Power Seat System Verification Test.

No

- The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors.
- Perform POWER SEAT SYSTEM VERIFICATION TEST. Power Seat System Verification Test.