Is the resistance as specified?
YES -
Faulty ODS unit or SRS unit; replace the ODS unit See: Relays and Modules/Relays and Modules - Restraints and Safety Systems/Air Bag
Control Module/Service and Repair/ODS Unit Replacement, then clear the DTC. If the problem is still present, replace the SRS unit See: Relays
and Modules/Relays and Modules - Restraints and Safety Systems/Air Bag Control Module/Service and Repair/SRS Unit Replacement.?
NO -
Open in the wire harness between SRS unit connector B (39P) terminal No. 1 and ODS unit harness 18P connector terminal No. 7 (floor wire
harness, or ODS unit harness); replace the faulty harness, then clear the DTC.?
81-63
SRS DTC Troubleshooting: 81-4x, 81-63, 81-64
DTC 81-4x ("x" can be 0 thru 9 or A thru F), 81-63, 81-64 :
Internal the Failure of the ODS Unit
NOTE:
- Before doing this troubleshooting procedure, review SRS Precautions and Procedures See: Body and Frame/Air Bag(s) Arming and
Disarming/Service and Repair and General Troubleshooting Information See: Restraints and Safety Systems/Air Bag Systems/Testing and
Inspection/Reading and Clearing 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: Restraints and Safety Systems/Air Bag Systems/Testing and Inspection/Programming and Relearning/SRS Unit Update,
and retest.
1. Clear the DTCs with the HDS.
2. Turn the ignition switch to ON (II), then wait for 10 seconds.
3. Check for DTCs with the HDS.
Is DTC 81-4x,81-63, or 81-64 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.?
4. Do the ODS unit initialization See: Restraints and Safety Systems/Air Bag Systems/Testing and Inspection/Programming and
Relearning/ODS Unit Initialization.
5. Clear the DTCs with the HDS.
