Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Problem Symptoms Table

Toyota Corolla Cross (2022-2025) Service Manual / ADAS & AD / Advanced Driver Assistance System / Front Camera System / Problem Symptoms Table

PROBLEM SYMPTOMS TABLE

HINT:

  • If no DTC is output when a diagnosis code check is performed for the front camera system and the CAN communication system, perform diagnosis according to the following symptoms.
  • Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
  • Inspect the fuses and relays related to this system before inspecting the suspected areas below.
Front Camera System

Symptom

Suspected Area

Link

Driving assist switch, +RES switch, - switch, CANCEL switch cannot be operated

Steering pad switch circuit

ECM*1

Hybrid vehicle control ECU*2

Driving assist mode select switch cannot be operated

Steering pad switch circuit

Vehicle-to-vehicle distance switch cannot be operated

Steering pad switch circuit

LTA switch cannot be operated

Steering pad switch circuit

  • *1: for Gasoline Model
  • *2: for HEV Model

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