Mazda RX-8 Manual page 2250

DTC B2777, B2778, B2779, B2780
B2777 Passenger-side curtain air bag module circuit resistance low
B2778 Passenger-side curtain air bag module circuit resistance high
DTC
B2779 Passenger-side curtain air bag module circuit short to body ground
B2780 Passenger-side curtain air bag module circuit short to power supply
WARNING:
•
DETECTION
CONDITION
•
•
•
POSSIBLE
CAUSE
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•
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.
Abnormal resistance (other than 1.4    3.2 ohms ) detected in the passenger-side
curtain air bag module circuit
Malfunction in the wiring harness between the passenger-side curtain air bag
module and SAS control module
Open or short circuit in the wiring harness between the passenger-side curtain air
bag module and SAS control module
Passenger-side curtain air bag module malfunction
SAS control module malfunction
(w) RX-8 Safety
Page 89