Section 230 (Electrical Component Locator): Miscellaneous

2004 Toyota Matrix XR, FWD, StandardSECTION Miscellaneous
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.
MISCELLANEOUS LOCATION

Component Component Location
A/C Power Transistor On right rear of vehicle. See Figure.
Active Brake Booster On left rear of engine compartment. See Figure.
Data Link Connector (DLC) No. 3 Behind lower left side of dash, right of steering column. See Figure.
Daytime Running Light Resistor Behind left headlight. See Figure.
Diode (Interior Light No. 1) At base of right "B" pillar. See Figure.
Diode (Interior Light No. 2) At base of left "B" pillar. See Figure.
Fuel Pump Resistor On left rear of engine compartment, below master cylinder. See Figure.
Glass Breakage Sensor Microphone Behind left side of dash.
Ignition Coil & Ignitor (8) Above respective spark plug, on each cylinder head.
Junction Connector No. 1 On right front of engine compartment. See Figure.
Junction Connectors No. 2, 3, 4 & 5 On left side of engine compartment, near engine room J/B. See Figure.
Junction Connectors No. 6 & 7 Behind left kick panel.
Junction Connectors No. 8 & 9 Behind left end of dash.
Junction Connectors No. 10, 11 & 12 Behind left center of dash.
Junction Connectors No. 13, 14, 15, 16, 17 & 18 Behind right end of dash.
Junction Connectors No. 19, 20 & 21 On left rear of cargo area, behind trim panel.
Junction Connector No. 22 On left side of liftgate.
Junction Connector No. 23 On right rear of vehicle.
Junction Connectors No. 24 & 25 Under driver's seat.
Junction Connectors No. 26 & 27 Under front passenger seat.
Junction Connector No. 28 On left side of engine compartment, near engine room J/B.
Noise Filter No. 1 (Ignition System) On top center of engine. See Figure.
Pretensioner (Left) At base of left "B" pillar, behind trim panel. See Figure.
Pretensioner (Right) At base of right "B" pillar, behind trim panel. See Figure.
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:

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