ENGINE GENERAL INFORMATION AND DIAGNOSIS (G16/J20 ENGINES) 6-11
Freeze frame data clearance :
The freeze frame data is cleared at the same time as clearance of diagnostic trouble code (DTC).
DATA LINK CONNECTOR (DLC)
DLC (1) in compliance with SAE J1962 in its installation position,
the shape of connector and pin assignment.
K line of ISO 9141 (4) is used for SUZUKI scan tool or generic
scan tool to communication with ECM (PCM) and ABS control
module.
SUZUKI serial data line (3) is used for SUZUKI scan tool to com-
municate with an electronic control unit (Air bag SDM, etc.).
FRAME
FRAME 1FRAME 2FRAME 3FRAME 4
MALFUNCTION
DETECTED ORDER
FREEZE FRAME
DATA to be updated
1st FREEZE
FRAME DATA
2nd FREEZE
FRAME DATA
3rd FREEZE
FRAME DATA
No malfunction No freeze frame data
1
P0400 (EGR)
detected
Data at P0400
detection
Data at P0400
detection
––
2
P0171 (Fuel sys-
tem) detected
Data at P0171
detection
Data at P0400
detection
Data at P0171
detection
–
3
P0300 (Misfire)
detected
Data at P0171
detection
Data at P0400
detection
Data at P0171
detection
Data at P0300
detection
4
P0301 (Misfire)
detected
Data at P0171
detection
Data at P0400
detection
Data at P0171
detection
Data at P0300
detection
2. B+
5. Body ground
6. ECM (PCM) ground
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