Toyota CH-R Service Manual: Problem Symptoms Table

PROBLEM SYMPTOMS TABLE

HINT:

  • 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 the system before inspecting the suspected areas below.
  • If the problem occurs in certain locations or times of day, the possibility of wave interference is high.
  • If a malfunction occurred after optional components were installed by the dealer, check if there is wave interference from the components.
Smart Key System (for Start Function)

Symptom

Suspected Area

Link

Power source mode does not change to on (IG) or on (ACC)

Refer to "Power Source Mode does not Change to ON (IG and ACC)"

Power source mode does not change to on (IG)

Refer to "Power Source Mode does not Change to ON (IG)"

Power source mode does not change to on (ACC)

Refer to "Power Source Mode does not Change to ON (ACC)"

Engine does not start

Refer to "Engine does not Start"

    Operation Check
    OPERATION CHECK NOTICE: Make sure that the smart key system (for Start Function) has not been canceled before performing this inspection. Click here OPERATION DESCRIPTION (a) Push-button star ...

    Diagnosis System
    DIAGNOSIS SYSTEM DESCRIPTION (a) Smart key system (for Start Function) data and Diagnostic Trouble Codes (DTCs) can be read through the Data Link Connector 3 (DLC3) of the vehicle. When the system ...

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