Honda HR-V Owners & Service Manuals

Honda HR-V: DTC Troubleshooting 12-12, 14-12, 16-12, 18-12: Wheel Speed Sensor Short to the Other Sensor Circuit

Honda HR-V (2015-2021) Service Manual / Brakes / VSA System - Diagnostics / DTC Troubleshooting / DTC Troubleshooting 12-12, 14-12, 16-12, 18-12: Wheel Speed Sensor Short to the Other Sensor Circuit

NOTE:

  • Before you troubleshoot, review the general troubleshooting information.
  • These DTCs may be caused by electrical interference. Check for aftermarket devices installed in the vehicle when these DTCs are indicated.

VSA System - Diagnostics

1. Problem verification:

  1. Turn the vehicle to the ON mode.
  2. Clear the DTC with the HDS.
  3. Turn the vehicle to the OFF (LOCK) mode.
  4. Test-drive the vehicle at 12 mph (20 km/h) or more, and go a distance of 328 ft (100 m) or more.

NOTE: Drive the vehicle on the road, not on a lift.

  1. Check for DTCs with the HDS.

VSA System - Diagnostics

VSA System - Diagnostics

Is DTC 12-12, 14-12, 16-12, or 18-12 indicated?

YES

The failure is duplicated. Go to step 2.

NO

Intermittent failure, the system is OK at this time. Refer to intermittent failures troubleshooting.

2. Shorted wire check (Wheel speed sensor lines wire to wire):

  1. Turn the vehicle to the OFF (LOCK) mode.
  2. Disconnect the following connector.

VSA modulator-control unit 21P connector

  1. Check for continuity between the appropriate VSA modulator-control unit 21P connector wheel speed sensor GND terminals (see table).

VSA System - Diagnostics

Is there continuity?

YES

Repair a short in the wires between the appropriate wheel speed sensor and the VSA modulator-control unit.

NO

The wheel speed sensor wires are OK. Go to step 3.

3. VSA modulator-control unit check (update):

  1.  Reconnect the following connector.

VSA modulator-control unit 21P connector

  1. Update the VSA modulator-control unit if it does not have the latest software.
  2. Turn the vehicle to the OFF (LOCK) mode.
  3. Test-drive the vehicle at 12 mph (20 km/h) or more, and go a distance of 328 ft (100 m) or more.

NOTE: Drive the vehicle on the road, not on a lift.

  1. Check for DTCs with the HDS.

VSA System - Diagnostics

Is DTC 12-12, 14-12, 16-12, or 18-12 indicated?

YES

Check for loose terminals in the VSA modulator-control unit 21P connector. If the VSA modulator-control unit was updated and the symptom/indication is still present, replace the VSA modulator-control unit.

NO

Troubleshooting is complete. If any other DTCs are indicated, go to the indicated DTCs troubleshooting.

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