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 MANUALSCHEVROLET2001METRO L4-079 1.3L VIN 2 MFIREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSCOOLANT TEMPERATURE SENSOR/SWITCH (FOR COMPUTER)SERVICE AND REPAIRECT SENSOR REPLACEMENT
2001 Chevrolet Metro L4-079 1.3L VIN 2 MFI
ECT Sensor Replacement
2001 Chevrolet Metro L4-079 1.3L VIN 2 MFISECTION ECT Sensor Replacement
REMOVAL PROCEDURE
NOTE: Use care when handling the coolant sensor. Damage to the coolant sensor will affect the operation of the fuel control system.
CAUTION: Refer to Battery Disconnect Caution in Service Precautions.
1. Disconnect the negative battery cable.
2. Drain the engine coolant system. Refer to Draining and Filling Cooling System in Engine Cooling.
3. Disconnect the electrical connector from the ECT sensor.
4. Remove the ECT sensor from the thermostat housing.
INSTALLATION PROCEDURE
NOTE: Refer to Component Tightening Notice in Service Precautions.
1. Install the ECT sensor in the thermostat housing.
Tighten
Tighten the sensor to 15 N.m (11 lb ft).
2. Connect the electrical connector to the ECT sensor.
3. Fill the engine coolant system to the correct level. Refer Draining and Filling Cooling System to in Engine Cooling.
4. Connect the negative battery cable.
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.