Genuine Cummins 4954905 Coolant Temperature Sensor 1998.5-2026 5.9L 6.7L Cummins

Replace a failed or inaccurate coolant temperature sensor with the Genuine Cummins 4954905 Coolant Temperature Sensor.

Designed for applicable 5.9L and 6.7L Cummins Diesel engines, this OEM sensor monitors engine coolant temperature and sends that information to the ECM to help maintain proper engine and cooling-system operation.

Using a Genuine Cummins sensor helps ensure proper calibration, fit, and long-term reliability.

Features & Benefits:
- Genuine Cummins OEM sensor
- Direct-fit factory replacement
- Monitors engine coolant temperature
- Sends temperature data to the ECM
- Helps maintain proper cooling-system and engine operation
- OE-quality fit and calibration

Common Symptoms of a Faulty Sensor:
- Incorrect coolant temperature readings
- Improper cooling fan operation
- Engine performance issues related to incorrect temperature data
- Possible overheating if incorrect sensor data affects fan operation

Part Information:
Brand: Genuine Cummins
Cummins Part #: 4954905
Type: Engine Coolant Temperature Sensor
Also Known As: ECT Sensor / Coolant Temp Sensor
Engines: 5.9L / 6.7L Cummins Diesel
Mopar Interchange: 5011852AB, 5011852AA
Cummins / Cross Reference Numbers: 3096153, 3865346, 4088750, 4088751, Alliant Power AP63605

Vehicle Fitment:
1998.5–2002 Dodge Ram 2500 / 3500 5.9L Cummins Diesel
2004.5–2007 Dodge Ram 2500 / 3500 5.9L Cummins Diesel
2007.5–2026 Ram 2500 / 3500 / 4500 / 5500 6.7L Cummins Diesel

Important Fitment Note:
- Does NOT fit 2003–early 2004 5.9L Common Rail Cummins applications
- For 2003–2004 trucks, the required Cummins coolant temperature sensor is Cummins Part # 4897224