Mazda CX-9 Grand Touring 2009 Manual page 41

DTC B1054, B1877, B1878, B1879, B1885 DETECTION CONDITION AND POSSIBLE CAUSE
B1054 Driver-side pre-tensioner seat belt and other air bag module circuits short
B1877 Driver-side pre-tensioner seat belt circuit resistance high
DTC B1878 Driver-side pre-tensioner seat belt circuit short to power supply
B1879 Driver-side pre-tensioner seat belt circuit short to body ground
B1885 Driver-side pre-tensioner seat belt circuit resistance low
WARNING:
DETECTION
CONDITION
POSSIBLE
CAUSE
DIAGNOSTIC PROCEDURE
DTC B1054, B1877, B1878, B1879, B1885 DIAGNOSTIC PROCEDURE
STEP
INSPECT DRIVER-SIDE PRE-TENSIONER
SEAT BELT
2008 Mazda CX-9 Grand Touring
2008 RESTRAINTS On-Board Diagnostic (Restraints) - Mazda CX-9
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 1.0-9.7 ohms detected in driver-side pre-tensioner seat belt
circuit
Malfunction in the wiring harness between driver-side pre-tensioner seat belt and SAS
control module
Open or short circuit in wiring harness between driver-side pre-tensioner seat belt and
SAS control module
Driver-side pre-tensioner seat belt malfunction
SAS control module malfunction
INSPECTION ACTION