TSRM/MK3 Supra/Repair Manual
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AB/SRS Airbag — Diagnostic Chart, page 56

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Diagnostic Chart — MK3 Supra SRS Airbag, page 56
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Page text (OCR transcript)
DIAGNOSTIC CHART

1  Preparation.

2  Check squib circuit.  OK → Go to step 5.
                         NG ↓

3  Check spiral cable.  NG → Repair or replace spiral cable.
                        OK ↓

4  Check harness between center airbag   NG → Repair or replace harness or
   sensor assembly and spiral cable.          connector between center air-
                                              bag sensor assembly and spiral
                                              cable.
                        OK ↓

5  Check center airbag sensor assembly.  NG → Replace center airbag sensor
                                              assembly.
                        OK ↓

6  Check squib.  NG → Replace steering wheel pad.

   OK ↓
   From the results of the above inspection,
   the malfunctioning part can now be con-
   sidered normal. To make sure of this, use
   the simulation method to check.

WIRING DIAGRAM

                                                    Center Airbag Sensor Assembly
                                                    Power Source
Steering Wheel Pad       Spiral Cable
   Squib                                      D⁺    Safing
                                                    Sensor

                                              D⁻
                                                    To Front
                                                    Airbag
                                                    Sensor

                                                    AB0191