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 648 (ENGINE COOLING SYSTEM (1MZ-FE/3MZ-FE))RADIATOR ASSEMBLYREPLACEMENT
2004 Toyota Matrix XR, FWD, Standard
Radiator Assembly: Replacement
2004 Toyota Matrix XR, FWD, StandardSECTION Replacement
WARNING: This page is about a different car, the 2004 Toyota Camry. However, it is still accessible from the selected car via links, so may be relevant.
- DRAIN ENGINE COOLANT (See REPLACEMENT )
- DISCONNECT BREATHER HOSE
- DISCONNECT RADIATOR HOSE INLET
- DISCONNECT RADIATOR HOSE OUTLET
- DISCONNECT OIL COOLER OUTLET HOSE NO. 2
- DISCONNECT OIL COOLER OUTLET HOSE NO. 3
- REMOVE AIR CLEANER INLET ASSY
- Remove the 3 bolts, 2 air cleaner inlets.
- REMOVE RADIATOR SUPPORT UPPER
- Disconnect the 2 horn connectors.
- Remove the hood lock release lever cover.
- Remove the bolt shown.
- Remove the 4 bolts and radiator support upper.
- REMOVE RADIATOR ASSY
- Disconnect the fan motor connector.
- Disconnect the ECT switch No. 1 connector.
- Remove the radiator from the body.
- REMOVE RADIATOR SUPPORT LOWER
- REMOVE FAN ASSY W/MOTOR
- Remove the 3 bolts and fan w/ motor from the radiator.
- INSTALL FAN ASSY W/MOTOR
- Install the fan w/ motor to the radiator with the 3 bolts.
Torque: 5.0 N.m (51 kgf.cm, 44 in.lbf)
- Install the fan w/ motor to the radiator with the 3 bolts.
- INSTALL RADIATOR ASSY
- Install the radiator to the body.
- Connect the ECT switch No. 1 connector.
- Connect the fan motor connector.
- INSTALL RADIATOR SUPPORT UPPER
- Install the radiator support upper with the 4 bolts.
Torque: 14 N.m (142 kgf.cm,10 ft.lbf)
- Connect the 2 horn connectors.
- Install the radiator support upper with the 4 bolts.
- INSTALL AIR CLEANER INLET ASSY
- Install the 2 air cleaner inlets with the 3 bolts.
Torque: 5.0 N.m (51 kgf.cm, 44 in.lbf)
- Install the 2 air cleaner inlets with the 3 bolts.
- ADJUST HOOD SUB-ASSY (See ADJUSTMENT )
- ADD ENGINE COOLANT (See REPLACEMENT )
- CHECK FOR ENGINE COOLANT LEAKS (See ON-VEHICLE INSPECTION )
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.