B2189

DTC B2189: Driver's Window Position Detect Circuit Error

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

1. Clear the DTCs with the HDS.
2. Turn the ignition switch OFF and then back ON (II).
3. Open and close the driver's window by using the power window master switch manually.
4. Check for DTCs with the HDS.

Is DTC B2175 or B2176 also indicated?

YES - Troubleshoot the indicated DTC.

NO - Go to step 5.

5. Reset the driver's window.
6. Open and close the driver's window by using the power window master switch manually.
7. Check for DTCs with the HDS.

Is DTC B2189 also indicated?

YES - Go to step 8.

NO - The system is OK at this time.

8. Turn the ignition switch OFF.
9. Substitute a known-good driver's MPCS unit.
10. Turn the ignition switch ON (II).
11. Open and close the driver's window by using the power window master switch manually.
12. Check for DTCs with the HDS.

Is DTC B2189 indicated?

YES - Replace the driver's window motor.

NO - Replace the driver's MPCS unit.