TSRM/MK4 Supra/Repair Manual
Repair ManualWiring Diagrams
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SRS/Supplemental Restraint System79 / 102
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INSPECTION PROCEDURES — MK4 Supra Supplemental Restraint System, page 79
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RS–79 SUPPLEMENTAL RESTRAINT SYSTEM – TROUBLESHOOTING INSPECTION PROCEDURES [P] Preparation [C] Check 1 Preparation. LOCK P squib Center Airbag Sensor Assembly Spiral Cable D squib AB0117 RO5902 P (1) Disconnect negative (–) terminal cable from the battery, and wait at least 20 seconds. (2) Remove steering wheel pad (See page RS–10). (3) Disconnect connector of front passenger airbag assembly (See RS20). Caution Store the steering wheel pad with the front sur- face facing upward. 2 Check front airbag sensor circuit (Measure resistance between terminals +SR and –SR, +SL and –SL of center airbag sensor assembly connector.). Center Airbag Sensor Assembly +SR SR +SL SL R05264 P Disconnect center airbag sensor assembly connec- tor. C Measure resistance between terminals +SR and –SR, +SL and –SL of harness side connector of center airbag sensor assembly. OK Resistance: 755 — 885 OK NG Go to step 4 .