ENGINE GENERAL INFORMATION AND DIAGNOSIS (H27 ENGINE) 6-1-17
[Without Using SUZUKI Scan Tool] (Vehicle with Monitor
Connector)
1) Check malfunction indicator lamp referring to “Malfunction
Indicator Lamp Check” in this section.
2) With the ignition switch OFF position, disconnect SUZUKI
scan tool if connected and using service wire (4), connect
diagnosis switch terminal (1) to ground terminal (2) in moni-
tor connector (3).
3) With the ignition switch ON position and leaving engine OFF,
read DTC from flashing pattern of malfunction indicator
lamp. Refer to “Diagnostic Trouble Code Table”.
If lamp remains ON, go to “Diagnostic Flow Table A-4”.
4) After completing the check, turn the ignition switch OFF posi-
tion and disconnect service wire from monitor coupler.
Diagnostic Trouble Code (DTC) Clearance
[Using scan tool]
1) With ignition switch OFF, connect generic scan tool or
SUZUKI scan tool to data link connector (DLC).
2) Turn ignition switch ON.
3) Erase DTC according to instructions displayed on scan tool.
Freeze frame data is cleared with the DTC. Refer to scan tool
operator’s manual for further details.
4) After completing the clearance, turn ignition switch off and
disconnect scan tool from data link connector.
NOTE:
• If abnormality or malfunction lies in two or more areas,
malfunction indicator lamp indicates applicable codes
three times each.
And flashing of these codes is repeated as long as
diagnosis terminal is grounded and ignition switch is
held at ON position.
• Take a note of diagnostic trouble code indicated first.
NOTE:
DTC and freeze frame data stored in ECM (PCM) memory
are also cleared in following cases. Be careful not to
clear them before keeping their record.
• When power to ECM (PCM) is cut off (by disconnecting
battery cable, removing fuse or disconnecting ECM
(PCM) connectors)
• When the same malfunction (DTC) is not detected
again during 40 engine warm-up cycles (refer to
“WARM-UP CYCLE” of “ON-BOARD DIAGNOSTIC SYS-
TEM” in this section) (Vehicle without monitor connec-
tor)
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