Engine Coolant Temperature Sending Unit Switch Connectors

Replacement Parts > Belts and Cooling > Electrical Connectors

Engine Coolant Temperature Sending Unit Switch Connectors

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What is an Engine Coolant Temperature Sending Unit Switch Connector?

An Engine Coolant Temperature Sending Unit Switch Connector is a part of the engine cooling system that monitors the engine coolant's temperature and sends a signal to the engine's computer to adjust the temperature of the coolant.

What is the purpose of an Engine Coolant Temperature Sending Unit Switch Connector?

The purpose of an Engine Coolant Temperature Sending Unit Switch Connector is to monitor the temperature of the engine coolant and send a signal to the engine's computer to adjust the temperature of the coolant.

How do I determine if my Engine Coolant Temperature Sending Unit Switch Connector is faulty?

To determine if your Engine Coolant Temperature Sending Unit Switch Connector is faulty, you should check for any visible signs of damage to the connector, such as corrosion or cracking. You should also inspect the wiring and connectors for any signs of wear or damage.

Can a faulty Engine Coolant Temperature Sending Unit Switch Connector cause damage?

Yes, a faulty Engine Coolant Temperature Sending Unit Switch Connector can cause damage to your engine. If the temperature sensor is not working correctly, it can cause your engine to overheat, leading to a breakdown or costly repairs.

How do I replace an Engine Coolant Temperature Sending Unit Switch Connector?

To replace an Engine Coolant Temperature Sending Unit Switch Connector, follow these steps:

  1. Disconnect the negative terminal of the battery to prevent any accidental electric shock.
  2. Locate the Engine Coolant Temperature Sending Unit Switch Connector, usually located near the thermostat housing.
  3. Disconnect the wiring harness from the connector.
  4. Remove the old connector and replace it with the new one.
  5. Reconnect the wiring harness and secure it with the retaining clip.
  6. Turn the ignition key to the “ON” position and check for proper operation.
  7. Reconnect the negative terminal of the battery.


How often should I inspect my Engine Coolant Temperature Sending Unit Switch Connector?

It is recommended that you inspect your Engine Coolant Temperature Sending Unit Switch Connector at least once a year to ensure that it is working correctly.