Toyota Yaris: Knock Sensor / Removal

Toyota Yaris XP210 (2020-2025) Reapir and Service Manual / Engine & Hybrid System / G16e-gts (engine Control) / Knock Sensor / Removal

REMOVAL

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed, installed, or replaced during the knock sensor removal/installation are shown below.

Necessary Procedure After Parts Removed/Installed/Replaced

Replacement Part or Procedure	Necessary Procedure	Effect/Inoperative when not Performed	Link
Replacement of throttle body with motor assembly Cleaning the deposits from the throttle body with motor assembly Air leaks from intake system Replacement of knock control sensor	Inspection after repair	Poor idle, etc. Engine start function, etc.

CAUTION / NOTICE / HINT

PROCEDURE

1. REMOVE INTAKE MANIFOLD

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2. REMOVE NO. 4 WATER BY-PASS HOSE

(a) Slide the 2 clips and remove the No. 4 water by-pass hose.

3. DISCONNECT NO. 6 WATER BY-PASS HOSE

(a) Slide the clip and disconnect the No. 6 water by-pass hose.

4. SEPARATE NO. 2 WATER BY-PASS PIPE

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5. REMOVE NO. 2 CYLINDER BLOCK INSULATOR

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6. REMOVE NO. 1 VENTILATION CASE

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7. REMOVE KNOCK SENSOR

(a) Disconnect the knock sensor connector.

(b) Remove the bolt and knock sensor from the cylinder block sub-assembly.

NOTICE:

If the knock sensor has been struck or dropped, replace it.

Components

COMPONENTS ILLUSTRATION *1 KNOCK SENSOR *2 NO. 1 VENTILATION CASE *3 NO. 2 CYLINDER BLOCK INSULATOR *4 NO. 2 WATER BY-PASS PIPE *5 NO...

Inspection

INSPECTION PROCEDURE 1. INSPECT KNOCK SENSOR (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition Specified Condition e1-1 - e1-2 25°C (77°F) 120 to 280 kΩ If the result is not as specified, replace the knock sensor...

Other information:

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Toyota Yaris XP210 (2020-2025) Reapir and Service Manual: Entry Interior Alarm does not Sound

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Categories

Supplemental Restraint System (SRS) Precautions

The front and side supplemental restraint systems (SRS) include different types of air bags. Please verify the different types of air bags which are equipped on your vehicle by locating the “SRS AIRBAG” location indicators. These indicators are visible in the area where the air bags are installed.

The air bags are installed in the following locations:

The steering wheel hub (driver air bag) The front passenger dashboard (front passenger air bag) The outboard sides of the front seatbacks (side air bags) The front and rear window pillars, and the roof edge along both sides (curtain air bags)