| Last Modified: 05-13-2024 | 6.11:8.1.0 | Doc ID: RM10000000272K5 |
| Model Year Start: 2023 | Model: Corolla | Prod Date Range: [09/2022 - 11/2022] |
| Title: 2ZR-FAE (FUEL): FUEL INJECTOR: INSTALLATION; 2023 MY Corolla [09/2022 - 11/2022] | ||
INSTALLATION
PROCEDURE
1. INSTALL FUEL INJECTOR ASSEMBLY
HINT:
Perform "Inspection After Repair" after replacing the fuel injector assembly.
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![2020 - 2023 MY Corolla [01/2019 - 11/2022]; 2ZR-FAE (ENGINE CONTROL): SFI SYSTEM: INITIALIZATION](/t3Portal/stylegraphics/info.gif)
(a) Apply a light coat of gasoline or spindle oil to 4 new O-rings, and install one to each fuel injector assembly.
NOTICE:
Check that there is no damage or foreign matter on the groove of the fuel injector assembly when installing the O-ring to each fuel injector assembly.
(b) Apply a light coat of gasoline or spindle oil where the fuel delivery pipe sub-assembly contacts each O-ring.
(c) While turning the fuel injector assembly left and right, install it to the fuel delivery pipe sub-assembly.
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NOTICE:
- Check that the fuel injector assembly installation holes of the fuel delivery pipe sub-assembly are not damaged and are free of foreign matter.
- Do not damage the fuel injector assembly or O-ring.
- Make sure that the O-ring is not twisted or moved out of place when installing the fuel injector assembly.
- After installing each fuel injector assembly, check that it turns smoothly. If not, replace the O-ring with a new one.
HINT:
Use the same procedure to install the other fuel injector assemblies.
2. INSTALL INJECTOR VIBRATION INSULATOR
(a) Install 4 new injector vibration insulators to the cylinder head sub-assembly.
3. INSTALL NO. 1 DELIVERY PIPE SPACER
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(a) Install the 2 No. 1 delivery pipe spacers to the cylinder head sub-assembly. NOTICE: Install the No. 1 delivery pipe spacers in the correct direction. |
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4. INSTALL FUEL DELIVERY PIPE SUB-ASSEMBLY
(a) Install the fuel delivery pipe sub-assembly with the 4 fuel injector assemblies with the 2 bolts.
Torque:
21 N·m {214 kgf·cm, 15 ft·lbf}
NOTICE:
- Be careful not to drop the fuel injector assemblies when installing the fuel delivery pipe sub-assembly.
- Check that the fuel injector assemblies turn smoothly after installing the fuel delivery pipe sub-assembly.
(b) Install the clamp of the fuel delivery pipe sub-assembly to the cylinder head sub-assembly with the bolt.
Torque:
21 N·m {214 kgf·cm, 15 ft·lbf}
5. CONNECT FUEL TUBE SUB-ASSEMBLY
(a) Connect the fuel tube sub-assembly to the fuel delivery pipe sub-assembly.
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(b) Engage the clamp and connect the fuel tube sub-assembly.
(c) Install a new No. 2 fuel pipe clamp.
6. CONNECT ENGINE WIRE
(a) Install the vacuum sensor bracket to the intake manifold with the engine cover joint.
Torque:
10 N·m {102 kgf·cm, 7 ft·lbf}
(b) Engage the 3 wire harness clamps.
(c) Connect the 4 fuel injector assembly connectors.
7. INSTALL E.F.I. VACUUM SENSOR ASSEMBLY (MANIFOLD ABSOLUTE PRESSURE SENSOR)
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8. INSTALL BATTERY
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9. INSPECT FOR FUEL LEAK
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10. PERFORM INITIALIZATION
(a) Perform "Inspection After Repair" after replacing a fuel injector assembly.
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11. INITIALIZATION AFTER RECONNECTING BATTERY TERMINAL
HINT:
When disconnecting and reconnecting the battery, there is an automatic learning function that completes learning when the respective system is used.
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