Suzuki Wagon R Plus RB413 - Freeze Frame Data Clearance; Data Link Connector (DLC)

ENGINE GENERAL INFORMATION AND DIAGNOSIS (M13 ENGINE) 6-2-9
In the 2nd through the 4th frames, the freeze frame data of each
malfunction is stored in the order as the malfunction is detected.
These data are not updated.
Shown in the table below are examples of how freeze frame data
are stored when two or more malfunctions are detected.
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) is in compliance with SAE J1962 in the shape of connec-
tor and pin assignment.
OBD serial data line (3) (K line of ISO 9141) is used for SUZUKI
scan tool or OBD generic scan tool to communicate with ECM, Air
bag SDM, immobilizer control module and ABS control module.
FRAME
FRAME 1 FRAME 2 FRAME 3 FRAME 4
FREEZE FRAME
DATA
to be updated
1st FREEZE
FRAME DATA
2nd FREEZE
FRAME DATA
3rd FREEZE
FRAME DATA
MALFUNCTION
DETECTED
ORDER
No malfunction No freeze frame data
1 P0401 (EGR)
detected
Data at P0401
detection
Data at P0401
detection
––
2 P0171 (Fuel system)
detection
Data at P0171
detection
Data at P0401
detection
Data at P0171
detection
–
3 P0300 (Misfire)
detected
Data at P0171
detection
Data at P0401
detection
Data at P0171
detection
Data at P0300
detection
4 P0301 (Misfire)
detected
Data at P0171
detection
Data at P0401
detection
Data at P0171
detection
Data at P0300
detection
2. B + (Unswitched Vehicle Battery Positive)
4. ECM ground (Signal Ground)
5. Vehicle body ground (Chassis Ground)
2
3
4
5
1
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