Suzuki Wagon R Manual page 736

O/D
OFF
1. Ground terminal
DIAGNOSTIC TROUBLE CODE(S) CHECK
[Check DTC with SUZUKI scan tool]
1) Turn ignition switch OFF.
2) After setting cartridge to SUZUKI scan tool, connect it to data link
connector (DLC) (1) located on underside of instrument panel at
driver's seat side.
Special Tool
(A): 09931-76011 ( SUZUKI scan tool)
(B): Mass storage cartridge
(C): 09931-96030 (16/14 pin DLC cable)
3) Turn ignition switch ON.
4) Read DTC according to instructions displayed on scan tool and
print it or write it down. Refer to SUZUKI scan tool operator's
manual for further details.
5) After completing the check, turn ignition switch OFF and discon-
nect scan tool from data link connector (DLC).
[Check DTC without SUZUKI scan tool]
1) Turn ignition switch ON and make sure that O/D OFF light is OFF
in combination meter (O/D cut switch OFF).
2) Turn ignition switch OFF.
3) Using service wire, ground diagnosis switch terminal (2) of mon-
itor coupler (3).
AUTOMATIC TRANSMISSION (4 A / T) 7B-25