TSRM/MK3 Supra/Repair Manual
Repair ManualWiring Diagrams
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AB/SRS Airbag40 / 90
p.041
SRS AIRBAG — Troubleshooting — MK3 Supra SRS Airbag, page 40
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AB-40 4 Check squib circuit. Center Airbag Sensor Assembly Spiral Cable Steering Wheel Pad (Squib) D+ D- AB0272 AB0414 C Measure resistance between D+, D- on spiral cable side of connector between spiral cable and steering wheel pad and body ground. ON Resistance: ∞ Ω OK NG Go to step 8 5 Check center airbag sensor assembly. Center Airbag Sensor Assembly Spiral Cable Steering Wheel Pad (Squib) ACC ON or D- D+ E1 Tc Code 11 AB0274 AB0409 AB0118 AB0410 AB0120 AB0411 Pr (1) Connect connector to center airbag sensor assembly. (2) Using a service wire, connect D+ and D- on spiral cable side of connector between spiral cable and steering wheel pad. (3) Connect negative (-) terminal cable to battery, and wait at least 20 seconds. C (1) Turn ignition switch ACC or ON and wait at least 20 seconds. (2) Using SST, connect terminals Tc and E1 of check connector. SST 09843-18020 (3) Check diagnostic code. ON Diagnostic code 11 is not output. Hint Codes other than code 11 may be output at this time, but this is not relevant to this check. OK NG Replace center airbag sensor assembly.