Diagnostic procedure
DIAGNOSTIC PROCEDURE - DTC 1
| STEP |
INSPECTION |
ACTION |
| 1 |
VERIFY THAT ALL SAS CONTROL MODULE CONNECTORS ARE CONNECTED WITH SAS CONTROL MODULE
WARNING:
- Handling the air bag system components improperly can accidentally deploy the air bag modules and pre-tensioner front buckles, which may seriously injure you. Read the service warnings before handling the air bag system components.
(See SERVICE WARNINGS
.)
(See SERVICE CAUTIONS
.)
- Turn ignition switch to LOCK position.
- Disconnect negative battery cable and wait for 1 min or more
.
- Turn up floor covering.
- Are all SAS control module connectors securely connected?
|
Yes |
Go to the next step. |
| No |
Reconnect connector properly. |
| 2 |
INSPECT ALL SAS CONTROL MODULE CONNECTORS
- Remove column cover.
- Disconnect clock spring connector.
- Remove glove compartment.
- Disconnect passenger-side air bag module connector.
- Disconnect driver- and passenger-side side air bag module connectors. (Vehicles with side air bag)
- Remove driver- and passenger-side B-pillar lower trims.
- Disconnect driver- and passenger-side pre-tensioner seat belt connectors.
- Disconnect all SAS control module connectors.
- Are poor connection detector bars of all SAS control module connectors normal?
|
Yes |
Go to the next step. |
| No |
Replace wiring harnesses. |
| 3 |
- Is vehicle equipped with side air bag?
|
Yes |
Present malfunction diagnosis:
Past malfunction diagnosis:
- Troubleshooting completed.
|
| No |
Go to the next step. |
| 4 |
VERIFY THAT SAS CONTROL MODULE CONNECTOR TERMINAL 2AA IS GROUNDED
- Inspect wiring harness between SAS control module terminal 2AA and ground for following.
- Short to power supply
- Open circuit
- Is wiring harness normal?
|
Yes |
Present malfunction diagnosis:
Past malfunction diagnosis:
- Troubleshooting completed.
|
| No |
Replace wiring harness. |