Honda HR-V Owners & Service Manuals

Honda HR-V: DTC C1861-9A (76-02): Vehicle Spin Detected (AWD)

Honda HR-V (2015-2021) Service Manual / Driveline & Axles / AWD System - Diagnostics / DTC C1861-9A (76-02): Vehicle Spin Detected (AWD)

NOTE:

  • Before you troubleshoot, review the General Troubleshooting Information for the AWD with intelligent control system.
  • When a vehicle spin is detected, DTC C1861-9A is set for the purpose of protecting the AWD with intelligent control system. When this condition occurs, the system will temporarily stop the AWD function. This DTC may also set under these conditions.
    • When spinning the rear wheels while stuck in sand, mud, snow, etc
    • When the VSA system is OFF
  • If except DTC C1860-98 and/or DTC C1861-9A is stored at the same time as DTC C1860-98 and/or DTC C1861-9A, troubleshoot except DTC C1860-98 and/or DTC C1861-9A first, then recheck for DTC C1860-98 and/or DTC C1861-9A.

AWD System - Diagnostics

1. DTC check:

  1. Turn the vehicle to the ON mode.
  2. Check for DTCs with the HDS.

AWD System - Diagnostics

Is DTC C1860-98, C1861-9A, or other DTCs indicated?

DTC C1860-98 or C1861-9A is indicated

Go to step 2.

Other DTC is indicated

Go to the indicated DTC's troubleshooting.

2. Tyre size check:

Check the tire size of the four wheels.

Are all tire sizes same?

YES

The tire sizes are OK. Go to step 3.

NO

Replace the tire with the standard size.

3. Rear brake drag check:

Check for rear brake drag.

Are the rear brakes OK?

YES

The rear brakes are OK. Go to step 4.

NO

Inspect and repair the rear brakes.

4. Brake system indicator check:

Pull the electric parking brake switch to apply the parking brake.

Does the brake system indicator come on?

YES

The system is OK at this time. Intermittent failure, the system is OK at this time. If the freeze data/onboard snapshot of this DTC is recorded, try to reproduce the failure under the same conditions with the Freeze data/on-board snapshot.

NO

Inspect and repair the brake system.

DTC C1870-00 (77-01), C1871-00 (77-04), C1872-00 (77-02): Fuel and Emissions Related Malfunction, Automatic Transmission Related Malfunction, VSA Modulator-Control Unit Related Malfunction (AWD)

NOTE: Before you troubleshoot, review the General Troubleshooting Information for the AWD with intelligent control system.

AWD System - Diagnostics

1. Problem verification (DTC check):

  1. Turn the vehicle to the ON mode.
  2. Clear the DTC with the HDS.
  3. Start the engine.
  4. Check for DTCs with the HDS.

NOTE: These codes are stored whenever the following systems DTCs are detected.

  • When DTC C1870-00 is indicated, check the PGM-FI system DTC.
  • When DTC C1871-00 is indicated, check the CVT system DTC.
  • When DTC C1872-00 is indicated, check the VSA system DTC.

AWD System - Diagnostics

Is DTC C1870-00, C1871-00, or C1872-00 indicated?

DTC C1870-00 is indicated

The failure is duplicated. Check the PGM-FI system DTC - Refer to: Fuel and Emissions Systems DTC Troubleshooting Index (KA/KC), or CVT System DTC Troubleshooting Index (KA/KC CVT).

DTC C1871-00 is indicated

The failure is duplicated. Check the CVT system DTC - Refer to: Fuel and Emissions Systems DTC Troubleshooting Index (KA/KC), or CVT System DTC Troubleshooting Index (KA/KC CVT).

DTC C1872-00 is indicated

The failure is duplicated. Check the VSA system DTC.

DTC is not indicated

Intermittent failure, the system is OK at this time. If the freeze data/on-board snapshot of this DTC is recorded, try to reproduce the failure under the same conditions with the Freeze data/on-board snapshot.

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