Toyota Yaris: Monolithic Converter / Removal
REMOVAL
CAUTION / NOTICE / HINT
The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during exhaust manifold converter sub-assembly removal/installation are shown below.
Necessary Procedures After Parts Removed/Installed/Replaced
| Replaced Part or Performed Procedure | Necessary Procedure | Effect/Inoperative Function when Necessary Procedure not Performed | Link |
| Gas leaks from exhaust system is repaired | Inspection after repair | -
Poor idle, etc.
-
Engine start function, etc.
|
|
CAUTION:
-
To prevent burns, do not touch the engine, exhaust manifold or other high temperature components while the engine is hot.
-
To prevent burns, do not touch the engine, exhaust pipe or other high temperature components while the engine is hot.
PROCEDURE
1. REMOVE AIR FUEL RATIO SENSOR
Click here
2. REMOVE PROPELLER SHAFT WITH CENTER BEARING ASSEMBLY
Click here
3. REMOVE FRONT SUSPENSION CROSSMEMBER SUB-ASSEMBLY
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4. REMOVE EXHAUST MANIFOLD CONVERTER SUB-ASSEMBLY
CAUTION:
To prevent burns, do not touch the engine, exhaust manifold or other high temperature components while the engine is hot.
(b) Loosen the bolt and slide the exhaust pipe clamp and remove the exhaust manifold converter sub-assembly from the turbocharger sub-assembly.
| (c) Remove the exhaust pipe clamp from the exhaust manifold converter sub-assembly. | |
5. REMOVE OUTLET TURBINE ELBOW GASKET
| (a) Remove the outlet turbine elbow gasket from the turbocharger sub-assembly. | |
COMPONENTS ILLUSTRATION
*1 EXHAUST MANIFOLD CONVERTER SUB-ASSEMBLY *2 EXHAUST PIPE CLAMP *3 OUTLET TURBINE ELBOW GASKET - -
N*m (kgf*cm, ft...
INSTALLATION PROCEDURE 1. INSTALL TURBINE OUTLET ELBOW GASKET (a) Install a new outlet turbine elbow gasket to the turbocharger sub-assembly. 2. REPLACE EXHAUST MANIFOLD CONVERTER SUB-ASSEMBLY (a) Temporary install a new exhaust pipe clamp to the exhaust manifold converter sub-assembly...
Other information:
DISPOSAL CAUTION / NOTICE / HINT CAUTION: Before performing pre-disposal deployment of any SRS part, review and closely follow all applicable environmental and hazardous material regulations. Pre-disposal deployment may be considered hazardous material treatment...
DESCRIPTION Problem Symptom Suspected Area Trouble Area
Engine speed fluctuation due to abnormal combustion
Idle speed too low or high
Strong engine vibration due to above symptoms
Ignition malfunction
Deviation in air fuel ratio (Excessive or insufficient intake air volume or fuel supply)
Insufficient compression
Changes in load from another system
Ignition system
Spark plug
Ignition coil assembly
Fuel system
Direct fuel injector assembly
Port fuel injector assembly
Fuel pump assembly (for high pressure side)
Fuel pump (for low pressure side)
Fuel pump control circuit
Fuel line
Purge VSV system
Fuel quality (existence of foreign matter, degradation)
Intake and exhaust systems
Mass air flow meter sub-assembly
Intake system
(Air leaks or deposit accumulation)
Throttle body with motor assembly
Air fuel ratio sensor (sensor 1)
Air fuel ratio sensor (sensor 2)
Cam timing oil control solenoid assembly
Variable Valve Timing system (VVT system)
Other control systems
ECM
Wire harness or connector
Knock control sensor
Engine coolant temperature sensor
Engine
Water control valve
Engine assembly
Engine mount
High load from another system
Air conditioning system
Power steering system
Electrical load signal system
SYMPTOM AND CAUSE OF SYSTEM MALFUNCTION HINT: The following are descriptions of the characteristics of each system malfunction...
Categories
WARNING
Never allow a person to ride in the luggage compartment/trunk
Allowing a person to ride in the luggage compartment/trunk is
dangerous.
The person in the luggage compartment/trunk could be seriously injured or
killed during sudden braking or a collision.
Do not drive with the liftgate/trunk lid open
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