B2026

DTC Troubleshooting: B2026

DTC B2026:

Left Power Sliding Door Switch (Close Side) Signal Error

NOTE: If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A Troubleshooting - B-CAN System Diagnosis Test Mode A.

1. Clear the DTCs with the HDS.

2. Turn the ignition switch to LOCK (0), and then back to ON (II).

3. Turn the power sliding door main switch ON.

4. Check for DTCs with the HDS.

Is DTC B2026 indicated?

YES -

Go to step 5.

NO -

Go to step 9.

5. Turn the ignition switch to LOCK (0).

6. Disconnect the 22P connector from the left power sliding door control unit.

7. Remove the power sliding door switch Service and Repair, and disconnect the 10P connector from the switch.

8. Check for continuity between power sliding door switch 10P connector terminal No. 1 and body ground.





Is there continuity?

YES -

Repair a short to ground in the wire.�

NO -

Go to step 11.

9. Push and hold the close side of the left power sliding door switch for more than 3 seconds.

10. Check for DTCs with the HDS.

Is DTC B2026 indicated?

YES -

Go to step 11.

NO -

Intermittent failure. The power sliding door system is OK at this time. Check for loose or poor connections at the left power sliding door control unit connectors, and at the power sliding door switch connector.�

11. Check for continuity between power sliding door switch 10P connector terminal No. 9 and body ground.





Is there continuity?

YES -

Repair a short to ground in the wire.�

NO -

Go to step 12.

12. Check for continuity between following terminals of the power sliding door switch 10P connector.









Is there continuity?

YES -

Replace the power sliding door switch.�

NO -

Replace the left power sliding door control unit.�