B2190

DTC Troubleshooting: B2190

DTC B2190: Front Passenger's Power 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. 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 ON (II).

3. Open and close the front passenger's window by using the front passenger's power window switch.

4. Check for DTCs with the HDS.

Is DTC B2177 or B2178 also indicated?
YES - Troubleshoot the indicated DTC(s) first.

NO - Go to step 5.


5. Reset the power window control unit. Testing and Inspection

6. Clear the DTCs with the HDS.

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

8. Open and close the front passenger's power window by using the front passenger's power window switch.

9. Check for DTCs with the HDS.

Is DTC B2190 indicated?
YES - Go to step 10.

NO - The system is OK at this time.


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

11. Substitute a known-good front passenger's MPCS unit.

12. Clear the DTCs with the HDS.

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

14. Open and close the front passenger's power window by using the front passenger's power window switch.

15. Check for DTCs with the HDS.

Is DTC B2190 indicated?
YES - Replace the front passenger's window motor.

NO - Replace the front passenger's MPCS unit.