Cars are equipped by safety systems (SRS), including pillows of safety and натяжители seat belts. Before work about gauges of blow, the panel of devices and a steering column disconnect at first negative, and then positive the plug from the storage battery and wait 2 minutes It will exclude unapproved disclosing of pillows of safety and operation натяжителей seat belts which can put physical injuries.
Check of a sound signal make as follows.
Check up integrity of safety locks in an electric chain of a sound signal.
Disconnect an electric socket from a sound signal.
Additional wires submit pressure from the storage battery to a sound signal. If the signal does not work, replace it.
If the sound signal works, check up pressure in an electric socket by pressing of the button of inclusion of a sound signal. If pressure on a socket is present, check up connection of a sound signal with "weight".
In the absence of pressure on an electric socket check up the relay of a sound signal.
If the relay is serviceable, check up a chain of giving of pressure to contacts of the relay and a chain of management of the relay. In the absence of pressure on the relay check up an electric chain between the relay and the block of safety locks.
If pressure moves to the relay, press the button of a sound signal and check up an electric chain between the relay and the button. If the electric chain is serviceable, replace the button of inclusion of a sound signal.
Replacement of a sound signal make as follows.
Remove a forward bumper.
Fig. 15.52. An arrangement of bolts of fastening of sound signals
Disconnect an electric socket, turn out a bolt and remove a sound signal (fig. 15.52
Installation of a sound signal make in sequence, return to removal.