B1148

DTC B1148 FRONT AIRBAG SENSOR (RH) MALFUNCTION

CIRCUIT DESCRIPTION

DTC Detecting Condition:

The airbag front RH sensor circuit consists of a diagnosis circuit and a frontal deceleration sensor, etc. It receives signals from the frontal deceleration sensor, judges whether or not the SRS must be activated, and detects a diagnosis system malfunction.
DTC B1148/36 is recorded when occurrence of a malfunction in the airbag front RH sensor is detected.

Wiring Diagram:

Step 1 - 3:

Step 4 - 5:

Step 6:

INSPECTION PROCEDURE