Honda HR-V Owners & Service Manuals

Honda HR-V: DTC Troubleshooting B00B5-13: Open or Increased Resistance in the Driver's Seat Position Sensor

Honda HR-V (2015-2021) Service Manual / Restraints / Supplemental Restraint System - Diagnostics / DTC Troubleshooting / DTC Troubleshooting B00B5-13: Open or Increased Resistance in the Driver's Seat Position Sensor

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

1. Problem verification:

  1. Raise the driver's seat all the way up, and position all the way rearward.
  2. Clear the DTCs with the HDS.
  3. Turn the vehicle to the ON mode, then wait for 10 seconds.
  4. Check for DTCs with the HDS.

Supplemental Restraint System - Diagnostics

Is DTC B00B5-13 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. Connector connection check:

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

SRS unit connector B (39P)

Driver's seat position sensor 2P connector (on the driver's seat wire harness)

Connector between the SRS unit and the driver's seat position sensor

Are the connectors OK?

YES

Go to step 4.

NO

Go to step 3.

3. System check:

  1. Repair the poor connector connections whichever was the cause of the problem in step 2.
  2. Clear the DTCs with the HDS.
  3. Turn the vehicle to the ON mode, then wait for 10 seconds.
  4. Check for DTCs with the HDS.

Supplemental Restraint System - Diagnostics

Is DTC B00B5-13 indicated?

YES

Turn the vehicle to the OFF (LOCK) mode, then go to step 4.

NO

The system is OK at this time.

4. Open wire check (SS+, GND lines):

  1. Disconnect the following connector.

Driver's seat position sensor 2P connector (on the driver's seat wire harness)

  1. Connect terminals A and B with a jumper wire.

Supplemental Restraint System - Diagnostics

Supplemental Restraint System - Diagnostics

  1. Disconnect the negative cable from the 12 volt battery, then wait at least 3 minutes.
  2. Disconnect the following connector.

SRS unit connector B (39P)

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

Supplemental Restraint System - Diagnostics

Supplemental Restraint System - Diagnostics

Is there 1.0 Ω or less?

YES

The SS+ and GND wires are OK. Replace the driver's seat position sensor, then clear the DTC, and retest. If the DTC is still present, replace the SRS unit.

NO

Open in the floor wire harness or the driver's seat wire harness; check for a poor ground at G501. If the ground is OK, replace the faulty harness, then clear the DTC.

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