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 533 (HYBRID CONTROL SYSTEM)HV BATTERYREMOVAL & INSTALLATION AND DISASSEMBLY & REASSEMBLY
2004 Toyota Matrix XR, FWD, Standard
Removal & Installation and Disassembly & Reassembly
2004 Toyota Matrix XR, FWD, StandardSECTION Removal & Installation and Disassembly & Reassembly
WARNING: This page is about a different car, the 2004 Toyota Prius. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
- When working on the high voltage systems, always wear insulating gloves.
- After removing the service plug grip, do not operate the power switch as it may damage the hybrid vehicle control ECU.
- Keep the removed service plug in your pocket to prevent other technicians from reconnecting it while you are servicing the vehicle.
- After removing the service plug grip, do not touch the high voltage connectors and terminals for 5 minutes.
- PRECAUTION (See PRECAUTION )
- REMOVE REAR FLOOR BOARD NO. 2 (See SERVICE PLUG GRIP )
- REMOVE DECK FLOOR BOX REAR (See SERVICE PLUG GRIP )
- REMOVE REAR FLOOR BOARD NO. 3 (See SERVICE PLUG GRIP )
- DISCONNECT BATTERY NEGATIVE TERMINAL (See SERVICE PLUG GRIP )
- REMOVE SERVICE PLUG GRIP (See SERVICE PLUG GRIP )
- REMOVE DECK TRIM COVER REAR
- Disconnect the 4 clips shown in the illustration, then remove the deck trim cover rear.
- REMOVE TONNEAU COVER ASSY
- REMOVE REAR SEAT CUSHION ASSY
- Undo the 2 joints shown in the illustration, then remove the rear seat cushion.
- REMOVE REAR FLOOR BOARD NO. 1
- Remove the 2 bolts and luggage hold belt strikers.
- Remove the 5 clips shown in the illustration and the rear floor board No. 1.
- REMOVE REAR SIDE SEAT BACK FRAME LH
- Remove the bolt from the rear side seat back frame LH.
- Undo the 3 joints, then remove the rear side seat back frame LH.
- REMOVE REAR SIDE SEAT BACK FRAME RH
- Remove the bolt from the rear side seat back frame RH.
- Undo the 4 joints, then remove the rear side seat back frame RH.
- REMOVE REAR FLOOR BOARD NO. 4
- As shown in the illustration, while lifting up the rear floor board No. 4, undo the 2 joints and remove the rear floor board No. 4.
- REMOVE DECK FLOOR BOX LH
- Remove the clip and deck floor box LH.
- REMOVE DECK TRIM SIDE PANEL ASSY LH
- Remove the bolt and luggage hold belt striker assembly.
- Remove the 2 bolts from the deck trim side panel assembly LH.
- Remove the clip from the deck trim side panel assembly LH.
- Undo the 8 clips, then pull out a part of the weather strip and remove the deck trim side panel assembly LH.
- Disconnect the lighting connector.
- REMOVE DECK TRIM SIDE PANEL ASSY RH
- Remove the bolt and luggage hold belt striker assembly.
- Remove the 2 bolts from the deck trim side panel assembly RH.
- Remove the clip from the deck trim side panel assembly RH.
- Undo the 7 clips, then pull out a part of the weather strip and remove the deck trim side panel assembly RH.
- REMOVE BATTERY CARRIER BRACKET
- Remove the 7 bolts and battery carrier bracket.
- REMOVE QUARTER VENT DUCT INNER NO. 2
- Disconnect the clamp and battery blower relay No. 1.
- Remove the 2 clips
- Slide the ventilation inner duct No. 2 to the battery side, then remove it.
- REMOVE BATTERY BRACKET REINFORCEMENT
- Remove the 7 bolts and battery bracket reinforcement.
- REMOVE QUARTER VENT DUCT
- Disconnect the connector.
- Remove the clamp, then disconnect the wire harness.
- Remove the bolt, clip and quarter ventilator duct.
- REMOVE BATTERY CARRIER PANEL NO. 6
- Remove the 3 bolts, 2 nuts and battery carrier panel No. 6.
- REMOVE JUNCTION TERMINAL NOTE: Wear insulating gloves.
RENDER: 1.0x
NO RELATED
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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.