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Home >> Toyota >> 2022 >> Corolla XLE >> Repair and Diagnosis >> External Pages >> Different car >> Section 444 (Can Communication System (Except HEV) (Early 2023, Except TMC) - Circuit Tests (1 Of 2) & Diagnostic Codes) >> CAN COMMUNICATION SYSTEM (for Gasoline Model except TMC Made) >> Restraints Occupant Classification System Module Communication Stop Mode [09/2022 - 11/2022] >> Description

Restraints Occupant Classification System Module Communication Stop Mode [09/2022 - 11/2022]: Description

WARNING: This page is about a different car, the 2023 Toyota GR Corolla and 2023 Toyota Corolla. However, it is still accessible from the selected car via links, so may be relevant.
Detection Item Symptom Trouble Area
Restraints Occupant Classification System Module Communication Stop Mode Any of the following conditions are met:
  • Communication stop for "Occupant Detection" is indicated on the "Communication Bus Check" screen of the Techstream.

    Refer to PROBLEM SYMPTOMS TABLE [09/2022 - 11/2022]

  • Communication stop history for "Occupant Detection" is indicated on the "Communication Bus Check (Detail)" screen of the Techstream. (The Lost Communication Time value for "Occupant Detection" is 6 or more.)

    Refer to PROBLEM SYMPTOMS TABLE [09/2022 - 11/2022]

  • Communication system DTCs (DTCs that start with U) that correspond to "Restraints Occupant Classification System Module Communication Stop Mode" in "DTC Combination Table" are output.

    Refer to DTC COMBINATION TABLE [09/2022 - 11/2022]
  • Occupant detection ECU branch line or connector
  • Power source circuit of occupant detection ECU
  • Occupant detection ECU ground circuit
  • Occupant detection ECU
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