DTC B1128-11/B1128-12/B1128-13/B1128-19/B1128-1A: Driver-Side Curtain Air Bag Module Circuit [SAS Control Module (Two-Step Deployment Control System)]: Notes

DTC B1128:11/B1128:12/B1128:13/B1128:19/B1128:1A - SAS CONTROL MODULE (TWO-STEP DEPLOYMENT CONTROL SYSTEM) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location	B1128:11: Driver-side curtain air bag module circuit short to body ground B1128:12: Driver-side curtain air bag module circuit short to power supply B1128:13: Driver-side curtain air bag module circuit open circuit or resistance high B1128:19: Short circuit to driver-side curtain air bag module and other air bag module circuits B1128:1A: Driver-side curtain 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 0.81-6.42 ohms detected in driver-side curtain air bag module circuit Wiring harness between the driver-side curtain air bag module and SAS control module has a malfunction
Fail-safe	Not applicable
Possible cause	Driver-side curtain air bag module connector malfunction Short circuit to power supply or body ground in the wiring harness between the driver-side curtain air bag module and SAS control module Open circuit in the wiring harness between the driver-side curtain air bag module and SAS control module Short circuit to each other in the wiring harness between the driver-side curtain air bag module and SAS control module Short circuit to other air bag module circuits in the wiring harness between the driver-side curtain air bag module and SAS control module Driver-side curtain air bag module malfunction SAS control module malfunction

Courtesy of MAZDA MOTORS CORP.