On-Vehicle Inspection

2004 Toyota Matrix XR, FWD, StandardSECTION On-Vehicle Inspection
WARNING: This page is about a different car, the 2004 Lexus IS 300. However, it is still accessible from the selected car via links, so may be relevant.
  1. REMOVE A/C CONTROL ASSEMBLY (See  REMOVAL  ) 
  2. INSPECT A/C CONTROL ASSEMBLY CIRCUIT 
    1. Disconnect the connector from the A/C control assembly and inspect the connector on the wire harness side, as shown in Fig 2 .

      Test condition:

      1. Turn ignition switch ON
      Fig 1: Identifying Connectors Terminals Of A/C Control Assembly Circuit (Wire Harness Side)
      G00889075Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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.