Honda HR-V Owners & Service Manuals

Honda HR-V: DTC B0072-11

NOTE:

  • Before doing this troubleshooting procedure, find out if the vehicle was in a collision. If so, verify that all the required components were replaced with new components of the correct part number, and that they were properly installed.
  • Before doing this troubleshooting procedure, review SRS Precautions and Procedures, General Troubleshooting Information, and 12 Volt Battery Terminal Disconnection and Reconnection.
  • Before replacing the SRS unit, check the SRS unit software version with the HDS. If the software version is not the latest, update the SRS unit software, and retest.

Supplemental Restraint System - Diagnostics

DTC (SRS)

1. Problem verification:

  1. Clear the DTCs with the HDS.

Clear DTCs

  1. Turn the vehicle to the ON mode, then wait for 10 seconds.
  2. Check for DTCs with the HDS.

Supplemental Restraint System - Diagnostics

Is DTC B0072-11 indicated?

YES

The failure is duplicated. Go to step 2.

NO

Intermittent failure, the system is OK at this time. Go to Troubleshooting Intermittent Failures. If another DTC is indicated, troubleshoot the DTC.

2. Shorted wire check (RRP+, RRP- lines) 1:

  1. Turn the vehicle to the OFF (LOCK) mode.
  2. Disconnect the negative cable from the 12 volt battery, then wait at least 3 minutes.
  3. Disconnect the following connector.

SRS unit connector B (39P)

  1. Measure the resistance between test points 1 and 2.

Supplemental Restraint System - Diagnostics

Is there an open circuit?

YES

The RRP+ and RRP- wires are OK. Replace the SRS unit.

NO

Go to step 3.

3. Shorted wire check (RRP+, RRP- lines) 2:

  1. Remove the right side B-pillar lower trim - Refer to: Interior Trim Removal and Installation - Pillar Areas (With Side Curtain Airbag), or Interior Trim Removal and Installation - Pillar Areas (Without Side Curtain Airbag).
  2. Disconnect the following connector.

Front passenger's seat belt tensioner 2P connector (on the floor wire harness)

  1. Measure the resistance between test points 1 and 2.

Supplemental Restraint System - Diagnostics

Is there an open circuit?

YES

The RRP+ and RRP- wires are OK. Faulty front passenger's seat belt tensioner; replace the front passenger's seat belt, then clear the DTC.

NO

Short to ground in the floor wire harness; replace the floor wire harness, then clear the DTC.

    READ NEXT:

     DTC B0072-12

    NOTE: Before doing this troubleshooting procedure, find out if the vehicle was in a collision. If so, verify that all the required components were replaced with new components of the correct pa

     DTC B0072-13

    NOTE: Before doing this troubleshooting procedure, find out if the vehicle was in a collision. If so, verify that all the required components were replaced with new components of the correct pa

     DTC B0072-1A

    Special Tools Required SRS Short Canceller 070AZ-SAA0100 NOTE: Before doing this troubleshooting procedure, find out if the vehicle was in a collision. If so, verify that all the required compone

    SEE MORE:

     Inner Taillight Removal and Installation

    Removal & Installation 1. Tailgate Lower Trim Panel - Remove - Refer to: Interior Trim Removal and Installation - Door Areas, or Interior Trim Removal and Installation - Tailgate Areas, or Interior Trim Removal and Installation - Rear Side Area, or Interior Trim Removal and Installation - Carg

     DTC Troubleshooting 86-12, 86-13, 86-14, 86-16, 86-19, 86-21, 86-22: F-CAN Communication Malfunction

    NOTE: Before you troubleshoot, review the general troubleshooting information. Refer to the DTC code shown on the display, and then inspect the connectors and terminals based on the instructions in the table below. The DTC may be stored due to loss of voltage supply or ground at the transmi

    © 2019-2024 Copyright www.hohrv2.com