DTC B1127-11; B1127-12; B1127-13; B1127-19; B1127-1A; Passenger-Side Side Air Bag Module Circuit Malfunction: Notes

WARNING: This page is about a different car, the 2017 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.

DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location	B1127:11: Passenger-side side air bag module circuit short to body ground B1127:12: Passenger-side side air bag module circuit short to power supply B1127:13: Passenger-side side air bag module circuit open circuit or resistance high B1127:19: Short circuit to passenger-side side air bag module and other air bag module circuits B1127:1A: Passenger-side side air bag module circuit resistance low
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. Resistance other than 0.81-9.85 ohms detected in passenger-side side air bag module circuit Wiring harness between the passenger-side side air bag module and SAS control module has a malfunction
Fail-safe	Not applicable
Possible cause	Passenger-side side air bag module connector malfunction Open circuit in the wiring harness between the following terminals: SAS control module terminal 1H-passenger-side front seat connector terminal 1A SAS control module terminal 1F-passenger-side front seat connector terminal 1B Short circuit to body ground in the wiring harness between the following terminals: SAS control module terminal 1H-passenger-side front seat connector terminal 1A SAS control module terminal 1F-passenger-side front seat connector terminal 1B Short circuit to power supply in the wiring harness between the following terminals: SAS control module terminal 1H-passenger-side front seat connector terminal 1A SAS control module terminal 1F-passenger-side front seat connector terminal 1B Short circuit to each other in the wiring harness between the passenger-side side air bag module and SAS control module Short circuit to other air bag module circuits in the wiring harness between the passenger-side side air bag module and SAS control module Passenger-side side air bag module malfunction SAS control module malfunction