DTC B2841-13 (2017 2018 2019 2020)

DTC B2841-13  : SRS Unit Connector B Not Properly Installed

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 were properly installed .
• Before doing this troubleshooting procedure, review SRS Precautions and Procedures , General Troubleshooting Information , and Battery Terminal Disconnection and Reconnection. - Refer to: Battery Terminal Disconnection and Reconnection .

DTC (SRS)

1. Problem verification

   -1. Clear the DTCs with the HDS.

   - 2. Turn the vehicle to the ON mode, then wait for 10 seconds.

   - 3. Check for DTCs with the HDS.

   DTC Description	DTC
   B2841-13 SRS unit connector B not properly installed

   Is DTC B2841-13 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 connection.

   SRS unit connector B (39P)

   Is the connector OK?

   YES 

   Go to step 4.

   NO 

   Go to step 3.

3. System check

   -1. Reset the loose connections that caused 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.

   DTC Description	DTC
   B2841-13 SRS unit connector B not properly installed

   Is DTC B2841-13 indicated?

   YES 

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

   NO 

   The system is OK at this time.

4. SRS unit check

   -1. Disconnect the negative cable from the Battery, then wait at least 3 minutes.

   - 2. Disconnect the following connector.

   SRS unit connector B (39P)

   - 3. Check for bent or damaged terminals on the SRS unit.

   Are any terminals bent or damaged?

   YES 

   Check for any authorized service information related to the DTCs or symptoms you are troubleshooting or replace the SRS unit - Refer to: SRS Unit Removal and Installation (2017 2018 2019 2020) .

   NO 

   Replace the floor wire harness, then clear the DTC.