Toyota Yaris: Air Fuel Ratio Sensor (for Sensor 1) / 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 air fuel ratio 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 |
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Replacement of air fuel ratio sensor (sensor 1)
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Gas leak from exhaust system is repaired
| Inspection after repair | -
Poor idle, etc.
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Engine start function, etc.
|
|
CAUTION:
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When the engine is hot, do not touch high-temperature areas such as the engine or exhaust manifold.
-
Touching high-temperature areas such as the engine and exhaust manifold could result in burns.
PROCEDURE
1. REMOVE WINDSHIELD WIPER MOTOR AND LINK
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2. REMOVE FRONT NO. 1 VENTILATOR SEAL
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3. REMOVE WATER GUARD PLATE RH
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4. REMOVE OUTER COWL TOP PANEL SUB-ASSEMBLY
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5. SEPARATE NO. 1 AIR CLEANER HOSE
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6. REMOVE INTAKE AIR RESONATOR
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7. REMOVE AIR FUEL RATIO SENSOR
| (a) Disconnect the air fuel ratio sensor connector. | |
(b) Disengage the 2 clamps.
(c) Using SST, remove the air fuel ratio sensor from the exhaust manifold.
SST: 09224-00012
NOTICE:
If the air fuel ratio sensor has been struck or dropped, replace it.
COMPONENTS ILLUSTRATION
*1 WATER GUARD PLATE LH *2 NO. 1 FRONT VENTILATOR SEAL *3 OUTER COWL TOP PANEL SUB-ASSEMBLY - -
N*m (kgf*cm, ft...
INSPECTION PROCEDURE 1. INSPECT AIR FUEL RATIO SENSOR (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition Specified Condition D102-1(HA1A) - D102-2(+B) 20°C (68°F) 1...
Other information:
DESCRIPTION This DTC is stored when a malfunction in the ACC output circuit is detected. The ACC output circuit is the circuit between terminal ACCD of the certification ECU (smart key ECU assembly) and the ACC relay. DTC No. Detection Item DTC Detection Condition Trouble Area Note B227411 ACC Circuit Short to Ground The ACC relay circuit of the certification ECU (smart key ECU assembly) is malfunctioning...
Headlights/Daytime running lights (With halogen headlights)
Make sure the ignition is switched off, and the headlight switch is
off.
Lift the hood.
Disconnect the connector
from the bulb.
Detach the sealing cover
from the bulb.
Retaining spring
Sealing cover
Unhook the bulb retaining spring...