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 357 (HVAC - GENERAL SERVICING)COOLING UNITDISASSEMBLY
2004 Toyota Matrix XR, FWD, Standard
Cooling Unit: Disassembly
2004 Toyota Matrix XR, FWD, StandardSECTION Disassembly
WARNING: This page is about a different car, the 2002 Toyota Sequoia. However, it is still accessible from the selected car via links, so may be relevant.
- Remove blower motor linear controller
.
Remove the 2 screws and blower motor linear controller.
- Separate upper and lower unit cases
- Disconnect the connector clamp of thermistor from upper unit case. See Fig 1.
- Using a knife, cut off the each packing.
- Remove a clip and 6 screws, and grommet.
- Separate the upper and lower unit case, then pull out the thermistor from evaporator.
- Add 40 - 50 cc (1.4 - 1.7 fl.oz.)
- Compressor oil: ND-OIL 8 or equivalent
CAUTION:
At the time of reassembly, please refer to the following item. If evaporator is replaced, add compressor oil to compressor.
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.