On-Board Diagnostic System Description

On-Board Diagnostic System Description

For 4WD control system, 4WD control module has the following functions.

- When ignition switch is turned ON with engine at stop, differential lock indicator (1), 4L indicator (2) and N indicator (3) turn on at the same time for 2 seconds in order to check operation of these indicators.
- When 4WD control module detects any malfunction in the following area, differential lock indicator (1), 4L indicator (2) and N indicator (3) flash continuously and 4WD control module comes into fail-safe mode. For details of fail safe mode, refer to Fail-Safe Table Fail-Safe Table:Motor-Shift Type (Transfer with Shift Actuator).

- Transfer switch
- Transfer shift actuator motor
- Transfer shift actuator motor position switch
- 4L/N switch
- Center differential lock switch

- DTC can be checked by either one of the following ways.

- DTC can be checked by using SUZUKI scan tool connected to DLC (4).
Special Tool

(A): SUZUKI scan tool (SUZUKI-SDT)

- When 4WD control module detects any malfunction, 4WD control module will shift automatically transfer to either N or former position which is in before shifting process began.





DLC (Data Link Connector)

Refer to "Data Link Connector (DLC)" under On-Board Diagnostic (OBD) System Description On-Board Diagnostic (OBD) System Description.