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DTC Detection Logic

DTC DETECTING CONDITION CHART

DTC Display contents of CONSULT-III DTC detecting condition Possible cause
B1022 OCCUPANT SENS C/U [COMM FAIL] Malfunction occurs in Occupant Classification System control unit, circuit of Occupant Classification System control unit-Air bag diagnosis sensor unit, or Air bag diagnosis sensor unit
  • Disconnection of wiring harness
  • Malfunction in Occupant Classification System control unit
  • Malfunction in air bag diagnosis sensor unit
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