Advertisement
10B-20 Body Electrical Control System:
DTC B1150 (No. 1150): Air Bag Communication Circuit Malfunction
Wiring Diagram
[A]: Junction block assembly connector viewed from harness side
1. SDM
DTC Detecting Condition and Possible Cause
DTC detecting condition
After ignition switch is turned on, abnormal signal is fed
from SDM to BCM.
Flow Test Description
Step 1: Check air bag communication circuit.
Step 2: Check air bag communication circuit.
Step 3: Check air bag communication circuit.
2. BCM
3. Junction block assembly
Possible cause
• Air bag communication circuit open or short
• SDM malfunction
• BCM malfunction
S4RS0AA204014
I4RS0AA20011-
Advertisement
