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Home >> Mazda >> 2019 >> CX-9 Signature >> Repair and Diagnosis (Single Page) >> Restraints >> Air Bag, SRS >> On-Board Diagnostic - Airbag System (Two-Step Deployment Control System) >> DTC B1227-11/B1227-13/B1227-87/B1227-96: Passenger-Side Pressure Sensor Circuit [SAS Control Module (Two-Step Deployment Control System)] >> Notes
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DTC B1227-11/B1227-13/B1227-87/B1227-96: Passenger-Side Pressure Sensor Circuit [SAS Control Module (Two-Step Deployment Control System)]: Notes

DTC B1227:11/B1227:13/B1227:87/B1227:96 - SAS CONTROL MODULE (TWO-STEP DEPLOYMENT CONTROL SYSTEM) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location
  • B1227:11:Passenger-side pressure sensor circuit short to body ground
  • B1227:13:Passenger-side pressure sensor circuit open circuit or short to power supply
  • B1227:87:Signal reception error from passenger-side pressure sensor
  • B1227:96:Passenger-side pressure sensor internal malfunction
 
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.
  • Wiring harness between the passenger-side pressure sensor and SAS control module has a malfunction
  • Passenger-side pressure sensor has a malfunction
Fail-safe Not applicable
Possible cause
  • Passenger-side pressure sensor connector malfunction
  • Short circuit to power supply or body ground in the wiring harness between the passenger-side pressure sensor and SAS control module
  • Open circuit in the wiring harness between the passenger-side pressure sensor and SAS control module
  • Short circuit to power supply or body ground in wiring harness between the driver-side side air bag sensor No. 1 and SAS control module
  • Passenger-side pressure sensor malfunction
  • SAS control module malfunction
G13446848Courtesy of MAZDA MOTORS CORP.