FIELD: technical diagnostics.
SUBSTANCE: device has diagnostic circuit for receiving input signals along electric wires at both sides of each safety device and electric wires of relay in safety devices block or distribution block, mounted in automobile, and diagnostics of operational failure by searching for changes of logical value of input signal, and output means for receiving diagnostics result from diagnostic circuit and producing signals displaying placement of faulty safety device or relay.
EFFECT: substantially simplified maintenance of automobile.
16 cl, 26 dwg
