Toyota Yaris: Stop And Start System / Dtc Check / Clear

Toyota Yaris XP210 (2020-2024) Reapir and Service Manual / Engine & Hybrid System / Stop And Start / Stop And Start System / Dtc Check / Clear

DTC CHECK / CLEAR

HINT:

  • DTCs, which are stored in the engine stop and start ECU, can be displayed on the GTS. The GTS can display confirmed and pending DTCs.
  • Some DTCs are not stored if the engine stop and start ECU does not detect the same malfunction again during a second consecutive driving cycle. However, such malfunctions, detected on only one occasion, are stored as pending DTCs.

CHECK DTC

(a) Check for DTCs and freeze frame data, and then save or write them down.

Powertrain > Stop and Start > Trouble Codes

GTS Display

Description

Confirmed

Shows the DTCs confirmed up to now. (The number of current trips differs for each DTC.)

Pending

Shows the malfunction judgment results up to now. (Indicates the possibility of a malfunction when no DTC is confirmed.)

Test Failed

Shows the malfunction judgment results during the current trip.

(b) Check the details of the DTCs.

CLEAR DTC

(a) Clear the DTCs.

Powertrain > Stop and Start > Clear DTCs

    Diagnosis System

    DIAGNOSIS SYSTEM DESCRIPTION When troubleshooting a vehicle with a diagnosis system, the only difference from the usual troubleshooting procedure is connecting the GTS to the vehicle and reading various data output from the engine stop and start ECU...

    Freeze Frame Data

    FREEZE FRAME DATA DESCRIPTION The engine stop and start ECU records vehicle and driving condition information as freeze frame data the moment a DTC is stored...

    Other information:

    Toyota Yaris XP210 (2020-2024) Reapir and Service Manual: Engine Immobiliser System Circuit Short to Battery (B279A12)


    DESCRIPTION If the communication line (IMI - EFIO) between the ECM and ID code box (immobiliser code ECU) is stuck high, the ECM will store this DTC. DTC No. Detection Item DTC Detection Condition Trouble Area Note B279A12 Engine Immobiliser System Circuit Short to Battery The communication line (IMI - EFIO) between the ECM and ID code box (immobiliser code ECU) is stuck high...

    Toyota Yaris XP210 (2020-2024) Reapir and Service Manual: Components


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    Allowing a person to ride in the luggage compartment/trunk is dangerous. The person in the luggage compartment/trunk could be seriously injured or killed during sudden braking or a collision.

    Do not drive with the liftgate/trunk lid open

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