Toyota Yaris: Sfi System / Precaution

Toyota Yaris XP210 (2020-2023) Reapir and Service Manual / Engine & Hybrid System / G16e-gts (engine Control) / Sfi System / Precaution




  • Before replacing the ECM, refer to Service Bulletin (for Immobiliser System).
  • When the ECM is replaced, update the ECU security key.

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Observe the following items for safety reasons:

  • Before using the GTS, read the instruction manual.
  • Prevent the GTS cable from being caught on the pedals, shift lever or steering wheel when driving with the GTS connected to the vehicle.
  • When driving the vehicle for testing purposes using the GTS, 2 persons are required. One drives the vehicle, and the other operates the GTS.



After the ignition switch is turned off, there may be a waiting time before disconnecting the negative (-) auxiliary battery terminal.

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When disconnecting and reconnecting the auxiliary battery, there is an automatic learning function that completes learning when the respective system is used.

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    Sfi System


    Definition Of Terms

    DEFINITION OF TERMS Term Definition Monitor Description Description of what the ECM monitors and how it detects malfunctions (monitoring purpose and details)...

    Other information:

    Toyota Yaris XP210 (2020-2023) Reapir and Service Manual: Installation

    INSTALLATION CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH and LH sides. The procedure listed below is for the LH side. PROCEDURE 1. INSTALL FRONT NO. 1 SPEAKER BRACKET (a) Engage the hooks to install the front No. 1 speaker bracket...

    Toyota Yaris XP210 (2020-2023) Reapir and Service Manual: Brake Switch "A" Signal Compare Failure (P057162)

    DESCRIPTION When the brake pedal is depressed, the stop light switch assembly outputs a signal to the ECM. The ECM uses this signal to control cancellation of vehicle speed by the dynamic radar cruise control. When the ECM determines that terminals STP and ST1- of the stop light switch assembly are both less than 1 V, DTC P057162 is stored...


    Fuel-Filler Lid and Cap


    When removing the fuel-filler cap, loosen the cap slightly and wait for any hissing to stop, then remove it

    Fuel spray is dangerous. Fuel can burn skin and eyes and cause illness if ingested. Fuel spray is released when there is pressure in the fuel tank and the fuel-filler cap is removed too quickly.

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