Module/Testing and Inspection.
6. Clear the DTCs with the HDS.
7. Turn the ignition switch to LOCK (0) and then back to ON (II).
8. Open and close the front passenger's power window by using the front passenger's power window switch manually.
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 to ON (II).
14. Open and close the front passenger's power window by using the front passenger's power window switch manually.
15. Check for DTCs with the HDS.
Is DTC B2190 indicated?
YES -
Replace the front passenger's power window motor.?
NO -
Replace the original front passenger's MPCS unit.?
B2191
DTC Troubleshooting: B2191
DTC B2191:
Front Passenger's MPCS Unit Internal Error (EEPROM error)
NOTE: If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A See: Powertrain
Management/Computers and Control Systems/Information Bus/Testing and Inspection/Component Tests and General Diagnostics/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. Check for DTCs with the HDS.
Is DTC B2191 indicated?
YES -
Replace the front passenger's MPCS unit.?
NO -
Intermittent failure, the system is OK at this time.?
