Suzuki Engine 2002 GRAND VITARA SQ420 Service Manual page 152

MALFUNCTION FREEZE FRAME
DETECTED ORDER DATA to be updated
No freeze frame
No malfunction
data
P0112 (IAT) Data at P0112
1
detected detection
P0171 (Fuel sys- Data at P0171
2
tem) detected detection
P0300 (Misfire) Data at P0171
3
detected detection
P0301 (Misfire) Data at P0171
4
detected detection
ENGINE GENERAL INFORMATION AND DIAGNOSIS (H25 ENGINE) 6-1-11
FRAME 1 FRAME 2
1st FREEZE
FRAME DATA
No freeze frame
data
Data at P0112
detection
Data at P0112
detection
Data at P0112
detection
Data at P0112
detection
Freeze frame data clearance :
The freeze frame data is cleared at the same time as clearance of
DTC.
Data Link Connector (DLC)
DLC (1) is in compliance with SAEJ1962 in its installation posi-
tion, the shape of connector and pin assignment.
Serial data line (K line of ISO 9141) (4) is used for SUZUKI scan
tool or generic scan tool to communicate with ECM (PCM), Airbag
SDM and ABS control module. SUZUKI serial data line (3) is used
for SUZUKI scan tool to communicate with an electronic control
unit (Immobilizer control module).
2. B+
5. Body ground
6. ECM (PCM) ground
FRAME
FRAME 3
2nd FREEZE
FRAME DATA
No freeze frame
data
No freeze frame
data
Data at P0171
detection
Data at P0171
detection
Data at P0171
detection
FRAME 4
3rd FREEZE
FRAME DATA
No freeze frame
data
No freeze frame
data
No freeze frame
data
Data at P0300
detection
Data at P0300
detection