Diagnosis Procedure
WARNING:
Always observe the following items for preventing accidental activation.
- Before servicing, turn ignition switch OFF, disconnect battery negative terminal, and wait 3 minutes or more. (To discharge backup capacitor.) - Never use unspecified tester or other measuring device.
1.CHECK CONNECTOR
2.CHECK AIR BAG DIAGNOSIS SENSOR UNIT
Check the air bag diagnosis sensor unit. Refer to SRC-3, "Work Flow".
STRG branch line circuit
ABS branch line circuitDiagnosis and repair workflow
Repair Work Flow
WORK FLOW
DETAILED FLOW
1.CUSTOMER INFORMATION
Interview the customer to obtain detailed information about the symptom.
2.PRELIMINARY CHECK
Perform preliminary check
3.SELF-DIAGNOSIS
Perform SELF-DIAGNOSIS.
4.SYMPTOM
Check for symptoms.
5.MALFUNCTIONING PARTS
Repair or ...
Signal buffer system
System Diagram
System Description
OUTLINE
BCM has the signal transmission function that outputs/transmits each
input/received signal to each unit.
Signal transmission function list
Signal name
Input
Output
Description
Ignition switch ON si ...
B1086 - B1089 seat belt pre-tensioner LH
Description
DTC B1086 - B1089 SEAT BELT PRE-TENSIONER LH
The seat belt pre-tensioner LH is wired to the air bag diagnosis sensor unit.
The air bag diagnosis sensor unitwill monitor for opens and shorts in
detected lines to the seat belt pre-tensioner LH.
PART LOCATION
DTC Logic
DTC DETECTIO ...