Maintenance And Service Of Srs System; Disconnecting Airbag - Chery QQ Service Manual

Warning:
In case engine is stopped and fuse is taken off, the SDM will provides sufficient voltage for 1
minute to activate airbag. If airbag is still connected, do not start maintenance operation
within one minute after power supply to SDM is switched off. If airbag is disconnected, the
maintenance may be started right away without waiting for 1 minute to be discharged. Any
failure in temporary disconnection of SRS during maintenance will result in mistrigger of
airbag, personal injuries and critical SRS damages.
Malfunction
code
01
02
03
04
05
06
07
08
17 The connection between air bag ignition circuit for driver and passenger
23
24
25
31
32

Disconnecting Airbag

1. Turn steering wheel to central position
2. Turn ignition switch to locked position and take out the key
3. Take out airbag fuse from fuse box and wait for at least 1 minute to discharge SDM
capacitor
Chery QQ Service Manual

Maintenance and Service of SRS System

Resistance of ignition circuit for driver air bag is too high
Resistance of ignition circuit for driver air bag is too low
Ignition circuit for driver air bag is short circuit with earth
Ignition circuit for driver air bag is short circuit with battery
Resistance of ignition circuit for passenger air bag is too high
Resistance of ignition circuit for passenger air bag is too low
Ignition circuit for passenger air bag is short circuit with earth
Ignition circuit for passenger air bag is short circuit with battery
Voltage of ignition input circuit is too high
Voltage of ignition input circuit is too low
Warning alarm lamp has malfunction
Inside of SDM has malfunction
SDM has bump record
Fault signature
- 161 -
Alarm
lamp
A
A
A
A
A
A
A
A
A
B
B
A
C
D