DTC B1342, B1921 [TYPE A]

id0802d3811700

System Malfunction Location

DTC

System Malfunction Location

M-MDS display

B1342

SAS control module internal malfunction

B1921

Air bag diagnostic ground circuit open

DTC	System Malfunction Location
B1342	SAS control module internal malfunction
B1921	Air bag diagnostic ground circuit open

Detection Condition

Warning

• Detection conditions are for understanding the DTC outline before performing an inspection. Performing an inspection according to only the detection conditions may cause injury due to an operating error, or damage the system. When performing an inspection, always follow the inspection procedure.

• Malfunction in the SAS control module internal circuit

Possible Causes

• SAS control module malfunction

Diagnostic Procedure

Step

Inspection

Action

1

PERFORM SAS CONTROL MODULE DTC INSPECTION

•  Clear the DTC for the SAS control module using the M-MDS. (See CLEARING DTC [TYPE A].)

•  Perform the DTC inspection for the SAS control module using the M-MDS. (See DTC INSPECTION [TYPE A].)

•  Are the same DTCs present?

Yes

Replace the SAS control module.

(See SAS CONTROL MODULE REMOVAL/INSTALLATION.)

No

DTC troubleshooting completed.

DTC	System Malfunction Location
M-MDS display	System Malfunction Location
B1342	SAS control module internal malfunction
B1921	Air bag diagnostic ground circuit open

Step	Inspection		Action
1	PERFORM SAS CONTROL MODULE DTC INSPECTION • Clear the DTC for the SAS control module using the M-MDS. (See CLEARING DTC [TYPE A].) • Perform the DTC inspection for the SAS control module using the M-MDS. (See DTC INSPECTION [TYPE A].) • Are the same DTCs present?	Yes	Replace the SAS control module. (See SAS CONTROL MODULE REMOVAL/INSTALLATION.)
1		No	DTC troubleshooting completed.