DTC Troubleshooting: 68-1x

DTC 68-1x (''x'' can be 0 thru 9 or A thru F):
Open in the Front Passenger's Airbag ON/OFF Switch
NOTE:
  • Before doing this troubleshooting procedure, review SRS Precautions and Procedures and General Troubleshooting Information.
  • 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.
  1. Clear the DTC memory.
  1. Turn the ignition switch to LOCK (0), then wait for 10 seconds.
  1. Turn the ignition switch to ON (II).
  1. Read the DTC.
Is DTC 68-1x indicated?
YES -
Go to Step 5 .
NO -
Intermittent failure, the system is OK at this time. Go to Troubleshooting Intermittent Failures. If another DTC is indicated, troubleshoot the DTC.
  1. Turn the ignition switch to LOCK (0).
  1. Remove the dashboard side cover, then disconnect the dashboard wire harness 4P connector from the front passenger's airbag on/off switch.
  1. Measure the resistance between the No. 1 and No. 4 terminals of front passenger's airbag on/off switch 4P connector according to the table.
    Position
    Resistance
    ON
    3.11−3.88 kΩ
    OFF
    0.68−0.83 kΩ

Is the resistance as specified?
YES -
Go to Step 8 .
NO -
Faulty front passenger's airbag on/off switch or poor connection at front passenger's airbag on/off switch 4P connector and the front passenger's airbag on/off switch. Check the connection between the connector and the front passenger's airbag on/off switch. If the connection is OK, replace the front passenger's airbag on/off switch. ■