DTC 85-79: OPDS Initial Check Failure

WARNING: This page is about a different car, the 2013 Honda Fit, 2012 Honda Fit, 2011 Honda Fit, 2010 Honda Fit, and 2009 Honda Fit. However, it is still accessible from the selected car via links, so may be relevant.

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. (See COMPONENT REPLACEMENT/INSPECTION AFTER DEPLOYMENT ).
Before doing this troubleshooting procedure, review SRS PRECAUTIONS AND PROCEDURES and, General Troubleshooting Information (see DTC (DIAGNOSTIC TROUBLE CODES) ).
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 (see SRS UNIT UPDATE ), and retest.

Clear the DTC memory (see CLEAR THE DTC MEMORY ).
Turn the ignition switch to ON (II), then wait for 10 seconds.
Check for DTCs with the HDS (see READING THE DTC ).
Is DTC 85-79 indicated?

YES - Go to step 4

NO - Intermittent failure, the system is OK at this time. Go to TROUBLESHOOTING INTERMITTENT FAILURES . If another DTC is indicated, troubleshoot the DTC.
Turn the ignition switch to LOCK (0).
Make sure nothing is on the front passenger's seat, and make sure nothing is in the seat-back pocket.
Clear the DTCs with the HDS (see CLEAR THE DTC MEMORY ).
Turn the ignition switch to ON (II), then wait for 10 seconds.
Check for DTCs with the HDS (see READING THE DTC ).
Is DTC 85-79 indicated?

YES - Go to step 10

NO - Intermittent failure, the system is OK at this time. Go to TROUBLESHOOTING INTERMITTENT FAILURES . If another DTC is indicated, troubleshoot the DTC.
Clear the DTCs with the HDS (see CLEAR THE DTC MEMORY ).
Do the ODS unit initialization (see ODS UNIT INITIALIZATION ).
Turn the ignition switch to LOCK (0), then wait for 10 seconds.
Turn the ignition switch to ON (II), then wait for 10 seconds.
Check for DTCs with the HDS (see READING THE DTC ).
Is DTC 85-79 indicated?

YES - Faulty ODS unit, replace the ODS unit (see ODS UNIT REPLACEMENT ), then clear the DTC and retest. If the DTC is still present, replace the OPDS sensor/front passenger's seat-back cover/pad with equipped OPDS sensor (see FRONT SEAT-BACK COVER/PAD REPLACEMENT ), then clear the DTC and retest. If the DTC is still present, replace the SRS unit (see SRS UNIT REPLACEMENT ).

NO - The system is OK.