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 MANUALSTOYOTA2004MATRIX XR, FWD, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 234 (SERVICING - A/T)REMOVAL & INSTALLATIONVALVE BODY ASSEMBLYINSTALLATION

2004 Toyota Matrix XR, FWD, Standard

Valve Body Assembly: Installation

2004 Toyota Matrix XR, FWD, StandardSECTION Installation

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

Install manual valve.
Install detent spring. Tighten to specification. See TORQUE SPECIFICATIONS .
Install solenoid valves using the following steps:
1. Install 3 new "O" rings to solenoid valves.
2. Install solenoid valve and lock plate with bolt. See Fig 1.
3. Install 3 solenoid valves with 2 bolts. Tighten to specification. See TORQUE SPECIFICATIONS .
Install valve body using the following steps:
1. Align groove of the manual valve with pin of lever. See Fig 2.
2. Install valve body and bolts. See Fig 3. Tighten to specification. See TORQUE SPECIFICATIONS .
Connect 4 connectors to solenoid valves.
Install oil filter. See DRAINING & REFILLING under LUBRICATION.
Install oil pan and bolts. See DRAINING & REFILLING under LUBRICATION. Tighten to specification.
Fill and inspect automatic transmission fluid. See DRAINING & REFILLING under LUBRICATION.

Fig 1: Removing & Installing Solenoid Valves In Valve Body

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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.