Hotbray 4603183ES Engine Coolant Temperature Sensor

Engine Coolant Temperature Sensor Overview

The Hotbray 4603183ES engine coolant temperature sensor is a direct-fit replacement for select Land Rover cooling system applications. It is used in thermostat housing locations and supports accurate coolant temperature reporting for the engine management system.

Key Features

• Engine coolant temperature sensor for cooling system monitoring
• Fits thermostat housing applications on select Land Rover models
• Lightweight design at 0.05 weight units
• Cross-references Hotbray 4603183ES, 4603183, and AJ88655 for the same application

Detailed Description

This Hotbray coolant temperature sensor, part number 4603183ES, is built for select Land Rover LR3, Range Rover, and Range Rover Sport applications from 2005-2009. It installs in the thermostat housing and provides the temperature signal used by the vehicle’s engine control strategy. When the original sensor becomes inaccurate or fails, this replacement helps restore proper coolant temperature feedback for the cooling system. The 4603183ES part number is also referenced as 4603183ES in catalog listings for the same application.

What It Is Used For

• Restoring coolant temperature signal accuracy
• Replacing a failed thermostat housing temperature sensor
• Addressing temperature-related warning lights or fault codes
• Supporting stable engine temperature monitoring

Installation Notes and Tips

Fits 2005-2009 Land Rover LR3, N/A. Fits 2006-2009 Land Rover Range Rover, N/A. Fits 2006-2009 Land Rover Range Rover Sport, N/A. Verify the thermostat housing sensor location and connector style before installation. Confirm the part number 4603183ES against the original sensor and vehicle catalog data before ordering.

Quality Assurance

Use this replacement sensor when you need a catalog-matched part for the listed Land Rover applications. The 4603183ES part number and interchange references help confirm application matching during service lookup.