Mazda 2: DTC B0072:11/B0072:12/B0072:13/B0072:19/B0072:1A
System Malfunction Location

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 1.54-5.06 ohms detected in passenger-side
pre-tensioner
seat belt circuit
- Wiring harness between the passenger-side pre-tensioner seat belt and
SAS control
module has a malfunction
Possible Causes
- Passenger-side pre-tensioner seat belt connector malfunction
- Open or short circuit in the wiring harness between the passenger-side
pre-tensioner
seat belt and SAS control module
- Passenger-side pre-tensioner seat belt malfunction
- SAS control module malfunction
System Wiring Diagram

Diagnostic Procedure




READ NEXT:
System Malfunction Location
Detection Condition
WARNING:
Detection conditions are for understanding the DTC outline before
performing an
inspection. Performing an inspection according to only th
System Malfunction Location
Seat weight sensor collision detection
Detection Condition
WARNING:
Detection conditions are for understanding the DTC outline before
performing an
inspection. Perf
System Malfunction Location
Seat weight sensor control module circuit open to power supply
Detection Condition
WARNING:
Detection conditions are for understanding the DTC outline before
perform
SEE MORE:
1. Park the vehicle on a level ground, in an unloaded condition*, and with
the wheels straight
forward.
*: Unloaded condition.....Fuel tank is full. Engine coolant and engine oil are
at specified level.
Spare tire, jack and tools are in designated position.
2. Inspect the tire pressure.
Adjus
KNOCK SENSOR (KS) REMOVAL/INSTALLATION
1. Disconnect the negative battery cable.
2. Remove the intake manifold. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION).
3. Disconnect the KS connector.
4. Remove the KS using the SST
5. Install in the reverse order of removal.
KNOCK SENSOR (KS) INSPECTION
1.
© 2016-2023 Copyright www.ma2auto.com
