LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2009 >> EX35 Base, RWD >> Repair and Diagnosis >> Restraints >> Restraints Control Systems >> SRS Airbag Control System >> Component Diagnosis >> DTC B1022: Occupant System Control Unit >> DTC Logic >> DTC Detection Logic
April 5, 2026: LEMON Manuals is launched! Read the announcement.

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
scientia non olet · About LEMON Manuals