Chery automobile Service Manual page 497

BCM should not be used any more.
When replacing the BCM, the arrow on the BCM must point to the direction right ahead of
the vehicle.
The BCM must be horizontally installed onto the installation plane, and parallel with the
coordinate axis of the vehicle body.
In order to avoid the occurrence of malfunction codes during the diagnosis, do not connect
the power supply to the airbag system or turn on the power supply according to the special
requirements listed in the diagnosis table before all the system components are connected
properly.
The SRS diagnosis system inspection must be the starting point of any SRS system diagnosis.
The SRS diagnosis system inspection can check whether the indicator function is proper, and
direct the accurate method of diagnosing any SRS malfunctions. Omitting these procedures
may result in longer diagnostic time or inaccurate replacement of components.
(4) Maintenance and inspection after the accident
Warning: Any maintenance of the vehicle structure must ensure to restore the vehicle to its
original state. The activated airbag needs to replace the BCM control module and airbag, and
inspect the dimension of the steering column.
All the SRS components must be replaced after been defective. If the installation point for the
SRS component is damaged, it must also be replaced.
Never use SRS spare parts from other vehicles (not including the new type SRS components
from the same model vehicle).
Do not try to repair the hairspring spring, airbag and seat belt. If there is any defect, these
components must be replaced.
Check the part number or part marking of the SRS components after replacement. The airbag
air generators that are alike in the appearance may have different internal structure.
(5) Replacement of activated airbag components after accident
All the SRS components must be replaced immediately after airbag had been activated in the
accident. After the airbag is activated, there may be powder like leftover on the airbag surface.
These leftover mainly includes the amylum and chemical reaction product (for lubricating the
airbag during the inflation).
Airbag
Airbag control module
SRS wiring harness
(6) Inspection of inactivated airbag components after the accident
Irrespective of whether the airbag has been activated or not, a specific inspection must be
carried out after any collision accidents.
T-57