DTC 34

DTC 34 - Connector lock system

DTC SET CONDITIONS
This diagnostic trouble code is output if a poor connection at the SRS-ECU is detected. However, if the vehicle condition returns to normal, diagnostic trouble code number 34 will be automatically erased, and the SRS warning light will go out.

TROUBLESHOOTING HINTS
- Damaged connectors
- Malfunction of the SRS-ECU

Connector - C-72, C-74:

DIAGNOSIS

STEP 1. Check SRS-ECU connector C-72 , C-72, C-74 for damage. If SRS-ECU connector C-72 , C-72, C-74 are damaged, repair or replace them.
Refer to General Information, Harness Connector Inspection. Then go to Step 2.
If SRS-ECU connector C-72 , C-72, C-74 are in good condition, replace the SRS-ECU. Then go to Step 2.

STEP 2. Check the diagnostic trouble codes.
Confirm that diagnostic trouble code 34 is not output.