Bosch 2 464 509 015 Sensor, coolant temperature

Bosch 2 464 509 015 Sensor – Coolant Temperature

The Bosch 2 464 509 015 is a high‑performance coolant temperature sensor designed for automotive applications. It delivers precise temperature readings to the engine control unit (ECU), enabling optimal fuel injection, ignition timing, and overall engine management.

Key Features

• Accurate Temperature Measurement: Provides reliable data across a wide operating range, ensuring the ECU can adjust parameters for maximum efficiency.
• Robust Construction: Built with durable materials that withstand high temperatures and harsh automotive environments.
• Compact Design: Fits seamlessly into existing sensor mounts without requiring modifications.
• Easy Installation: Compatible with a broad range of vehicles, including models from BMW, Mercedes‑Benz, VW, Audi, and many others.
• Long Lifespan: Engineered for extended service life, reducing the need for frequent replacements.

Technical Specifications

Vehicle Compatibility

The sensor is engineered to fit a wide array of vehicles. Below are representative models and platforms where the Bosch 2 464 509 015 has proven compatibility:

• BMW: E36, E39, E46, X5, Z4, and many others.
• Mercedes‑Benz: C‑Class, E‑Class, S‑Class, Sprinter, V‑Class.
• Volkswagen: Passat, Golf, Polo, Tiguan, Transporter T4, Multivan.
• Audi: A3, A4, A6, Q5, Q7.
• Ford: Focus, Fiesta, Mondeo (in certain markets).
• Other Brands: Iveco, Renault, Volvo, Land Rover, and more.

Installation Guidelines

1. Disconnect the vehicle’s battery to ensure safety.
2. Locate the existing coolant temperature sensor in the engine block or cylinder head.
3. Unscrew the old sensor using a suitable socket or wrench.
4. Clean the mounting surface with a solvent to remove debris and corrosion.
5. Insert the Bosch 2 464 509 015, aligning it correctly with the connector pins.
6. Tighten the sensor to the manufacturer’s specified torque (typically 10–15 Nm).
7. Reconnect the battery and start the engine to verify proper operation via diagnostic tools.

Diagnostic Use

When integrated with an OBD‑II scanner, the sensor’s output can be monitored in real time. Typical readings include:

• Engine coolant temperature (°C or °F).
• Sensor voltage and resistance values.
• Error codes related to temperature anomalies (e.g., P0128 – Engine Coolant Temperature Sensor Circuit High).

Benefits of Using the Bosch 2 464 509 015

• Improved Fuel Efficiency: Accurate temperature data allows the ECU to fine‑tune fuel delivery.
• Enhanced Engine Longevity: Prevents overheating by providing early warnings.
• Reduced Emissions: Optimized combustion leads to lower exhaust pollutants.
• Reliability: Bosch’s reputation for quality ensures dependable performance over years of service.

Maintenance Tips

• Inspect the sensor and connector pins periodically for corrosion or damage.
• Avoid using harsh chemicals that could degrade the sensor housing.
• If the vehicle exhibits overheating symptoms, test the sensor’s resistance with a multimeter before replacing it.

Conclusion

The Bosch 2 464 509 015 Coolant Temperature Sensor is an essential component for modern engines that rely on precise temperature data to operate efficiently and reliably. Its robust design, wide compatibility, and proven performance make it a trusted choice for automotive technicians and enthusiasts alike.