DTC B1830: Right Mirror Horizontal Sensor Open Honda Pilot II

Note. If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A (see TROUBLESHOOTING - B-CAN SYSTEM DIAGNOSIS TEST MODE A ).

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1. Clear the DTC with the HDS.
2. Turn the ignition switch to LOCK (0), and then back to ON (II).
3. Operate the right power mirror in each direction with the power mirror switch.
4. Check for DTCs with the HDS. Is DTC B1832 indicated? YES - Go to step 5 . NO - Intermittent failure, the system is OK at this time.
5. Turn the ignition switch to LOCK (0).
6. Remove the driver's door panel (see «FRONT DOOR PANEL REMOVAL/INSTALLATION»(ref-333581-S09178406072009072100000) ).
7. Disconnect the power mirror control unit 24P connector.
8. Disconnect the left power mirror 16P connectors.
9. Check for continuity between left power mirror connector (16P) terminal No. 6 and body ground. Is there continuity? YES - Repair a short to ground in the wire. • NO - Go to step 10 .
10. Connect power mirror control unit connector (24P) terminal No. 7 to body ground with a jumper wire.
11. Check for continuity between left power mirror connector (16P) terminal No. 6 and body ground. Is there continuity? YES - Go to step 12 . NO - Repair an open or high resistance in the wire.
12. Check for continuity between left power mirror connector (16P) terminals No. 4 and No. 3 and body ground. Is there continuity? YES - Repair a short to ground in the wire. • NO - Go to step 13 .
13. Connect power mirror control unit connector (24P) terminals No. 19 and No. 20 to body ground with a jumper wire.
14. Check for continuity between body ground and right power mirror connector (16P) terminals No. 4 and No. 3 individually. Is there continuity? YES - Go to step 15 . NO - Repair an open or high resistance in the wire.
15. Check for continuity between power mirror control unit connector (24P) terminal No. 6 and body ground. Is there continuity? YES - Repair a short to ground in the wire. • NO - Go to step 16 .
16. Connect power mirror control unit connector (24P) terminal No. 6 to body ground with a jumper wire.
17. Check for continuity between left power mirror connector (16P) terminal No. 5 and body ground. Is there continuity? YES - Go to step 18 . NO - Repair an open or high resistance in the wire.
18. Reconnect the power mirror control unit connector (24P).
19. Turn the ignition switch to ON (II).
20. Measure the voltage between power mirror control unit connector (24P) terminals No. 6 and No. 7. Is there about 5 V? YES - Faulty left power mirror position sensor; replace the power mirror actuator (see «POWER MIRROR ACTUATOR REPLACEMENT»(ref-333628-S12762254012009072100000) ). • NO - Substitute a known-good power mirror control unit, and recheck. If the DTC is gone, the original power mirror control unit is faulty; replace it (see «Power Mirror Control Unit Input Test/Replacement»(ref-333636-S32905824302009072100000) .