Toyota Yaris: Sfi System / Definition Of Terms

Toyota Yaris XP210 (2020-2022) Reapir and Service Manual / Engine & Hybrid System / G16e-gts (engine Control) / 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).

Typical Enabling Conditions

Preconditions that allow the ECM to detect malfunctions.

With all preconditions satisfied, the ECM stores a DTC when the monitored value(s) exceeds the malfunction threshold(s).

Required Sensors/Components

The sensors and components that are used by the ECM to detect malfunctions.

Frequency of Operation

The number of times that the ECM checks for malfunctions per driving cycle.

"Once per driving cycle" means that the ECM detects a malfunction only once during a single driving cycle.

"Continuous" means that the ECM detects a malfunction every time the enabling conditions are met.

Duration

The minimum time for which the ECM must detect a continuous deviation in the monitored value(s) in order to store a DTC. Timing begins after the "typical enabling conditions" are met.

Typical Malfunction Thresholds

Value beyond which the ECM will determine that there is a malfunction and store a DTC.

    Precaution

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

    System Diagram

    S..

    Other information:

    Toyota Yaris XP210 (2020-2022) Reapir and Service Manual: Invalid Data Received from ECM/PCM "A" Invalid Serial Data Received (U040181)


    DESCRIPTION If the ECM cannot recognize the millimeter wave radar sensor assembly. DTC U040181 is stored. DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from U040181 Invalid Data Received from ECM/PCM "A" Invalid Serial Data Received Approximately 17 seconds or more after the ignition switch is turned to ON, the ECM cannot recognize the millimeter wave radar sensor assembly for approximately 5 seconds or more...

    Toyota Yaris XP210 (2020-2022) Reapir and Service Manual: Components


    COMPONENTS ILLUSTRATION *1 NO. 1 SIDE DEFROSTER NOZZLE DUCT *2 NO. 2 SIDE DEFROSTER NOZZLE DUCT *3 ANTENNA CORD SUB-ASSEMBLY - - ILLUSTRATION *1 NO. 2 ANTENNA CORD SUB-ASSEMBLY *2 NO. 8 ANTENNA CORD SUB-ASSEMBLY N*m (kgf*cm, ft...

    Categories

    Fuel Gauge

    The fuel gauge shows approximately how much fuel is remaining in the tank when the ignition is switched ON. We recommend keeping the tank over 1/4 full.

    Toyota Yaris. Fuel Gauge

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