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 |
-
Replacement of air fuel ratio sensor (sensor 1)
-
Gas leak from exhaust system is repaired
| Inspection after repair | -
Poor idle, etc.
-
Engine start function, etc.
|
|
CAUTION:
-
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
Click here
2. REMOVE FRONT NO. 1 VENTILATOR SEAL
Click here
3. REMOVE WATER GUARD PLATE RH
Click here
4. REMOVE OUTER COWL TOP PANEL SUB-ASSEMBLY
Click here
5. SEPARATE NO. 1 AIR CLEANER HOSE
Click here
6. REMOVE INTAKE AIR RESONATOR
Click here
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:
REASSEMBLY PROCEDURE 1. INSTALL FRONT DIFFERENTIAL SIDE GEAR (w/o LSD) (a) Coat the front differential side gear, front No. 1 differential side gear thrust washer and conical spring with gear oil.
*1 Front Differential Side Gear *2 Conical Spring *3 Front No...
FAIL-SAFE CHART FAIL-SAFE OPERATION
If there is a problem with sensor signals or actuator systems, the skid control ECU prohibits power supply to the brake actuator assembly and informs the ECM of an VSC system malfunction.
The brake actuator assembly turns off the solenoids and the ECM stops its VSC control according to signals from the skid control ECU...