Maintenance of electrical applicances
22-71
④ The fault of the side air bag
The possible causes:
The connection fault for the safety air bag control module (ACU) and the safety air bag system
assembly wiring harness
The fault for the safety air bag assembly wiring harness
The connection fault for the safety air bag assembly wiring harness and the side safety air bag
module
The fault for the side safety air bag module
The maintenance process:
Fig. 7.6 The maintenance process for the side safety air bag
After the end of the maintenance, newly inspect the system with the fault diagnostic apparatus, its
inspection process refers to Fig. 7.2 The inspection of the safety air bag system.
The side safety air
bag in fault
Is the connection for
ACU and safety air bag
wiring harness plug
connector strong and
reliable
No
No
No
No
Yes
Yes
Yes
Yes
Newly connect the
plug connector
Change the safety air bag
module
The safety air bag wiring
harness is all in
conduction
Is the connection for the
safety air bag wiring
harness and the side
safety air bag generator
Change the side safety
air bag module
Is the side safety air bag
module normal
Newly connect the
plug connector
Completion
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