Mazda CX-7 2007 Workshop Manual page 1222

DTC B1881, B1882, B1883, B1886
B1881 Passenger-side pre-tensioner seat belt circuit resistance high
B1882 Passenger-side pre-tensioner seat belt circuit short to power supply
DTC
B1883 Passenger-side pre-tensioner seat belt circuit short to body ground
B1886 Passenger-side pre-tensioner seat belt circuit resistance low
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
DETECTION
inspection procedure.
CONDITION
• Abnormal resistance (other than 1.5— 3.7 ohms) detected in the passenger-side pre-tensioner circuit
• Malfunction in the wiring harness between the passenger-side pre-tensioner seat belt and SAS control
module
• Open or short circuit in the wiring harness between the passenger-side pre-tensioner seat belt and SAS
POSSIBLE control module
• Passenger-side pre-tensioner seat belt malfunction
CAUSE
• SAS control module malfunction
Diagnostic procedure
STEP
1 INSPECT DRIVER-SIDE PRE-TENSIONER
SEAT BELT
• Using the M-MDS, verify the following PID/
DATA monitor.
(See 08-02-8 PID/DATA MONITOR TABLE.)
— RES_PT_P
• Is passenger-side pre-tensioner resistance
normal?
— Resistance: 1.53.7 ohms
08-02–20
ON-BOARD DIAGNOSTIC
PASSENGER-SIDE PRE-TENSIONER SEAT BELT
WIRING HARNESS-SIDE CONNECTOR
INSPECTION
B
A
Yes Replace the SAS control module. (See 08-10-10 SAS
CONTROL MODULE REMOVAL/INSTALLATION.)
No Go to the next step.
id080200801500
ACTION