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 MANUALSTOYOTA2005MATRIX XR, FWD, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCEFUEL DELIVERYENGINE FUEL SYSTEMFUEL SYSTEMPRECAUTION

2005 Toyota Matrix XR, FWD, Standard

Fuel System: Precaution

2005 Toyota Matrix XR, FWD, StandardSECTION Precaution

PRECAUTION
1. Before working on the fuel system, disconnect the battery negative terminal.
2. Do. not work on the fuel system near fire. Never smoke during the work.
3. Keep rubber and leather parts away from gasoline.
DISCHARGE FUEL SYSTEM PRESSURE
CAUTION:
- Before removing fuel system parts, take precautions to prevent gasoline spillage.
- As some pressure remains in the fuel line even after taking precautions to prevent gasoline spillage, use a shop rag to prevent gasoline splashes when disconnecting the fuel line.
1. Disconnect the battery negative terminal.
2. Remove the rear seat cushion (see REMOVAL & INSTALLATION AND DISASSEMBLY & REASSEMBLY (FF) , REMOVAL & INSTALLATION AND DISASSEMBLY & REASSEMBLY (4WD) ).
3. Remove the rear floor service hole cover (see REMOVAL & INSTALLATION AND DISASSEMBLY & REASSEMBLY (FF) , REMOVAL & INSTALLATION AND DISASSEMBLY & REASSEMBLY (4WD) ).
4. Disconnect the fuel pump connector.
  
  Fig 1: Disconnecting Fuel Pump Connector
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
5. Connect the engine wire (battery negative terminal). Torque: 5.4 Mm (55 kgf.cm, 48 in..lbf)
6. Start the engine.
7. After the engine stops, turn the ignition switch to OFF.
  HINT:
  
  DTC P0171 (system to lean) may be present.
8. Crank the engine again, and check that the engine does not start,
9. Remove the fuel tank cap and discharge the pressure in the fuel tank completely,
10. Disconnect the battery negative terminal,
11. Connect the fuel pump connector.
12. Install the rear floor service hole cover (see REMOVAL & INSTALLATION AND DISASSEMBLY & REASSEMBLY (FF) , REMOVAL & INSTALLATION AND DISASSEMBLY & REASSEMBLY (4WD) ).
13. Install the rear seat cushion (see REMOVAL & INSTALLATION AND DISASSEMBLY & REASSEMBLY (FF) , REMOVAL & INSTALLATION AND DISASSEMBLY & REASSEMBLY (4WD) ).
14. Connect the battery negative terminal.
  Torque: 5.4 N.m (55 kgf.cm, 48 In..lbf)
  
  Fig 2: Connecting Fuel Pump Connector
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
FUEL SYSTEM
1. When disconnecting the high-pressure fuel line, a large amount of gasoline will splash. So take the following precautions.
  1. Discharge the fuel system pressure (step 2).
  2. Disconnect the fuel tube (see REMOVAL & INSTALLATION AND DISASSEMBLY & REASSEMBLY (FF) , REMOVAL & INSTALLATION AND DISASSEMBLY & REASSEMBLY (FUEL TANK ASSY (FF)) REMOVAL & INSTALLATION AND DISASSEMBLY & REASSEMBLY (4WD) , REMOVAL & INSTALLATION AND DISASSEMBLY & REASSEMBLY (FUEL TANK ASSY (4WD)) ).
  3. Release the pressure remaining in the fuel tank main tube.
  4. Cover the disconnected fuel tank main tube (fuel tube joint and fuel tube connector) with a vinyl bag to prevent damage and the intrusion of foreign objects.
  5. Put a container under the connection.
    
    Fig 3: Covering Disconnected Fuel Tank Main Tube With Vinyl Bag
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Take the following precautions when removing and installing the fuel injector.
  1. Do not reuse the O-ring.
  2. Do not damage a new O-ring when installing it onto the fuel injector.
  3. Before installing a new O-ring, apply gasoline or spindle oil onto the fuel injector.
    NOTE: Do not use engine oil, gear oil or brake oil.

RENDER: 1.0x

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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.