DTC B1054, B1877, B1878, B1879, B1885 [Two-Step Deployment Control System]: Notes

DESCRIPTION	B1054 Short to the driver-side pre-tensioner seat belt circuit and other air bag module circuits B1877 Driver-side pre-tensioner seat belt circuit open circuit or resistance high 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
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 1.10-5.77 ohms  detected in driver-side pre-tensioner seat belt circuit Wiring harness between the driver-side pre-tensioner seat belt and SAS control module has a malfunction
FAIL-SAFE FUNCTION	-
POSSIBLE CAUSE	Driver-side pre-tensioner seat belt connector malfunction Open or short or short to ground or short to power supply circuit in the wiring harness between the driver-side pre-tensioner seat belt and SAS control module Driver-side pre-tensioner seat belt malfunction SAS control module malfunction
SYSTEM WIRING DIAGRAM