Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSTOYOTA2004CELICA GT, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 175 (SERVICING A/T)REMOVAL & INSTALLATIONVALVE BODY ASSEMBLYINSTALLATION

2004 Toyota Celica GT, Standard

Valve Body Assembly: Installation

2004 Toyota Celica GT, StandardSECTION Installation

WARNING: This page is about a different car, the 2003 Lexus LS 430. However, it is still accessible from the selected car via links, so may be relevant.

Raise and support vehicle.
Install solenoid valves using the following steps:
1. Install solenoid valves SLU and SLT and lock plate with bolt.
2. Coat 2 new "O" rings with automatic transmission fluid.
3. Install 2 "O" rings to solenoid valves No. 2 and 4.
4. Install solenoid valve SLN with bolt.
5. Install solenoid valves No. 1, 2, 3 and 4 with 4 bolts. See Fig 4.
Install check ball body and spring. See Fig 3.
Install valve body using the following steps:
1. Align the groove of manual valve with pin of lever. See Fig 5.
2. Install the 21 bolts. See Fig 2.
3. Tighten bolts to specification. See TORQUE SPECIFICATIONS .
Install solenoid valve wiring with ATF temperature sensor using the following steps:
1. Connect 7 connectors to solenoid valves.
2. Install clamp with bolt. See Fig 1.
3. Connect ATF temperature sensor.
Install oil filter. See DRAINING & REFILLING .
Install oil pan. See DRAINING & REFILLING .
Install NEW gasket and drain plug.
Lower vehicle.
Fill and add automatic transmission fluid. See DRAINING & REFILLING .

Fig 1: Removing & Installing Solenoid Valve Wiring

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.