Lexus ES: System Diagram
Lexus ES (XZ10) Service Manual / Engine & Hybrid System / A25a-fxs (emission Control) / Emission Control System / System Diagram
SYSTEM DIAGRAM
| *1 | Intake Manifold | *2 | Purge Valve (Purge VSV) |
| *3 | Throttle Valve | *4 | Canister (Charcoal Canister Assembly) |
| *5 | Air Cleaner | *6 | ECM |
| *7 | Canister Filter | *8 | Fuel Tank Pressure Sensor (Vapor Pressure Sensor Assembly) |
| *9 | Canister Pump Module (Leak Detection Pump Sub-assembly) - Canister Pressure Sensor - Pump Motor - Vent Valve | *10 | Cut-off Valve |
| *11 | Fuel Tank Assembly | *12 | Fuel Tank Cap Assembly |
| *13 | Fuel Vapor Containment Valve (Fuel Tank Solenoid Main Valve Assembly) | *14 | Fuel Outlet Valve (Relief Valve) |
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On-vehicle Inspection
ON-VEHICLE INSPECTION CAUTION / NOTICE / HINT CAUTION: To prevent injury due to contact with an operating cooling fan, keep your hands and clothing away from the cooling fans when working in the engin
Fuel Tank Cap
InspectionINSPECTION PROCEDURE 1. INSPECT FUEL TANK CAP ASSEMBLY (a) Visually check that the fuel tank cap assembly and gasket are not deformed or damaged. If the result is not as specified, repla
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How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
The ECM is connected to the CAN communication system. Therefore, before starting troubleshooting, make sure to check that there are no malfunctions in the CAN communication system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
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Installation
INSTALLATION PROCEDURE 1. INSTALL NO. 2 ECM BRACKET (a) Install the No. 2 ECM bracket to the ECM with the 2 screws. Torque: 4.5 N·m {46 kgf·cm, 40 in·lbf} 2. INSTALL NO. 1 ECM BRACKET (a) Install the No. 1 ECM bracket to the ECM with the 2 screws. Torque: 4.5 N·m {46 kgf·cm, 40 in·lbf} 3. IN
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