Suzuki WagonR+ RB310 Service Manual page 2943

8G-8 IMMOBILIZER CONTROL SYSTEM
DIAGNOSTIC TROUBLE CODE (DTC) CHECK
IMMOBILIZER CONTROL MODULE
1) Prepare SUZUKI scan tool.
2) With ignition switch OFF to position ( ), connect it to data link
connector (DLC) located under instrument panel at driver's seat
side.
Special Tool:
(A): SUZUKI scan tool
(B): Mass storage cartridge
(C): 16/14 pin OBD-II adapter cable
(D): 14/26 pin DLC cable (Use this cable if 14/26 pin DLC
(D): cable is not available)
3) Turn ignition switch to ON position (II).
Read DTC according to instructions displayed on scan tool and
print it or write it down.
Refer to scan tool operator's manual for further details.
If communication between scan tool and immobilizer control
module is not possible, check if scan tool is communicable by
connecting it to immobilizer control system in another vehicle. If
communication is possible in this case, scan tool is in good
condition. Then check data link connector and serial data line
(circuit) in the vehicle with which communication was not pos-
sible.
NOTE:
DTC No. B3040, B3042 and B3043 can not be confirmed by
scan tool unless W-line circuit is repaired.
4) After completing the check, turn ignition switch to OFF position
and disconnect scan tool from data link connector.
ECM
Refer to DTC CHECK in SECTION 6.
DIAGNOSTIC TROUBLE CODE (DTC)
CLEARANCE
IMMOBILIZER CONTROL MODULE
1) Connect SUZUKI scan tool to data link connector in the same
manner as when making this connection for DTC check.
2) Turn ignition switch to ON position.
3) Erase DTC according to instructions displayed on scan tool. Re-
fer to scan tool operator's manual for further details.
4) After completing the clearance, turn ignition switch to OFF posi-
tion and disconnect scan tool from data link connector.
ECM
Refer to DTC CLEARANCE in SECTION 6.