DTC B1834: M/T Harness Poor Ground
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
).
- Clear the DTC with the HDS.
- Turn the ignition switch OFF, and then back ON (II).
- Operate the power seat with the power seat adjustment switch.
- Check for DTCs with the HDS.
Is DTC 1834 indicated?
YES -Go to step 5.
NO -Intermittent failure, the system is OK at this time.
- Measure the voltage between the power seat control unit connector A (20P) No. 8 terminal and body ground.Fig 1: Measuring Voltage Between Power Seat Control Unit Connector A (20P) No. 8 Terminal And Body Ground
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Is there 1 V or less?
YES -Check for poor connection between the power seat control unit connector A (20P) and G501. If the wire and ground are OK, replace the power seat control unit (see POWER SEAT CONTROL UNIT INPUT TEST ).
NO -Check for the poor ground (G501) or repair an open in the wire.