Supplemental restraint system--Inspection
1. Automobile is not impacted:
a. Make malfunction diagnostic inspection,
b. Check the safety airbag assembled on panel framework with your eyes, including following items
mainly:
Check whether the airbag has any cut and small crack, the surface and concave slot of airbag has
obvious changed color, and connecting bolts are loosened.
2. Automobile is impacted but airbag does not explode:
a. Make malfunction diagnostic inspection,
b. Check the disassembled safety airbag with your eyes, including following items mainly:
Check whether the airbag has any cut, small crack or the surface and concave slot of airbag has
obvious changed color.
Check whether wiring harness has any cut, crack or joint has any flaw.
Check whether connecting bolt between airbag module and panel framework has been loosened, weld-
ing part of assemble bracket has any crack or distortion, and Assemble and disassemble of passenger
airbag module should accord with correct step to work.
3. Automobile is impacted and airbag explodes:
a. Make malfunction diagnostic inspection,
b. Check the disassembled safety airbag with your eyes, including following items mainly:
Check whether panel has any distortion and crack;
Check whether wiring harness of safety airbag has any cut, crack or the joint has any flaw;
If there is any crack on connector between panel and safety airbag, it is necessary to change it with
new product;
When new airbag module is assembled on its position, its surrounding clearance should be even
(Assemble and disassemble of passenger airbag module should accord with correct step to work).
III. Inspection for safety airbag controller could be divided into two situations: automobile
is not impacted, and automobile is impacted but airbag does not explode.
1. Automobile is not impacted: make system inspection.
2. Automobile is impacted but airbag does not explode:
a. Make system inspection.
b. Check safety airbag controller with your eyes:
Whether the bracket has any concave, crack, distortion and so on;
Whether zincification layer of bracket is damaged;
Whether the exterior casing of controller has any crack, concave or distortion;
Whether the joint is damaged, the terminal is distorted, or wiring harness is bitten.
IV.Inspection for wiring harness.
a. Make system inspection.
b. Check whether all wiring harnesses of safety airbag (SRS) has been damaged or lead wire are exposed,
joint has been damaged, and terminal has any distortion or crack.
Hint: wiring harness of safety airbag combines with the wiring harness of whole automobile,
but the wiring harness of safety airbag is yellow.
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