Diagnostic procedure
DTC B2296 DIAGNOSTIC PROCEDURE
| STEP |
INSPECTION |
ACTION |
| 1 |
INSPECT CRASH ZONE SENSOR CONNECTOR
WARNING:
- Handling the air bag system components improperly can accidentally operate (deploy) the air bag modules and pre-tensioner seat belts, which may seriously injure you. Read the service warnings and cautions before handling the air bag system components.
(See
SERVICE WARNINGS.
)
(See
SERVICE CAUTIONS.
)
- Turn the ignition switch to the LOCK position.
- Disconnect the negative battery cable and wait for 1 min or more.
- Disconnect the crash zone sensor connector.
- Is there any malfunction of the crash zone sensor connector?
|
Yes |
Replace wiring harnesses. |
| No |
Go to next step. |
| 2 |
INSPECT WIRING HARNESS BETWEEN CRASH ZONE SENSOR AND SAS CONTROL MODULE
- Turn the ignition switch to LOCK position.
- Disconnect the negative battery cable and wait for 1 min or more.
- Remove the column cover.
- Disconnect the clock spring connector.
- Remove the glove compartment.
- Disconnect the passenger-side air bag module connector.
- Disconnect the driver and passenger-side side air bag module connectors. (Vehicles with side air bag)
- Disconnect the driver and passenger-side curtain air bag module connectors. (Vehicles with curtain air bag)
- Remove the B-pillar lower trims. (Vehicles with pre-tensioner seat belt)
- Disconnect the driver and passenger-side pre-tensioner seat belt connectors. (Vehicles with pre-tensioner seat belt)
- Turn up floor covering.
- Disconnect the all SAS control module connectors.
- Disconnect the crash zone sensor connector.
- Connect the negative battery cable.
- Inspect the following wiring harnesses between SAS control module and crash zone sensor terminals for short to ground, short to power supply, and open circuit:
- Is wiring harness okay?
|
Yes |
Replace the crash zone sensor, then go to next step.
(See
CRASH ZONE SENSOR REMOVAL/INSTALLATION.
) |
| No |
Replace the wiring harnesses. |
| 3 |
INSPECT SAS CONTROL MODULE
- Turn the ignition switch to LOCK position.
- Disconnect the negative battery cable and wait for more than 1 minute.
- Connect the all SAS control module connectors.
- Connect the crash zone sensor connector.
- Is DTC B2296 indicated?
|
Yes |
Present malfunction diagnosis:
Past malfunction diagnosis:
- Troubleshooting completed.
|
| No |
Troubleshooting completed. |