Product Description
The CUMMINS 3918461 OEM INTAKE AIR TEMPERATURE (IAT) SENSOR is designed for 1991.5–1997 Dodge Ram trucks equipped with the 5.9L Cummins 12-Valve diesel engine. This genuine Cummins sensor helps monitor incoming air temperature so the engine can maintain proper fuel delivery, performance, and drivability.
Use this part when diagnosing faulty intake air temperature readings, hard starting, drivability issues, sensor failures, or during engine repair and maintenance. Always verify fitment by year, make, model, engine, and part number before ordering.
FEATURES
- Genuine Cummins OEM intake air temperature sensor
- Direct-fit replacement for factory sensor applications
- Designed for 1991.5–1997 5.9L Cummins 12-Valve engines
- Helps maintain accurate intake air temperature readings
- Supports proper engine performance and fuel system operation
- Ideal for maintenance, repair, or sensor replacement service
FITMENT
- 1991.5–1993 Dodge Ram 250 and 350 5.9L Cummins 12-Valve
- 1994–1997 Dodge Ram 2500 and 3500 5.9L Cummins 12-Valve
- Select Cummins industrial and commercial applications using Cummins 3918461
WHAT'S INCLUDED
- 1 Cummins 3918461 OEM Intake Air Temperature (IAT) Sensor
CROSS-REFERENCE AND RELATED PRODUCTS
- Cummins 3918461
- Cummins Intake System Components
- Cummins MAP Sensors
- Cummins Engine Sensors and Electrical Components
SPECIFICATIONS
- Manufacturer: Cummins
- Part Number: 3918461
- Part Type: Intake Air Temperature (IAT) Sensor
- Engine Compatibility: 5.9L Cummins 12-Valve
- Fitment Years: 1991.5–1997
- Vehicle Application: Dodge Ram 250, 350, 2500, and 3500
- Condition: New OEM Cummins
- Sensor Type: Intake Air Temperature Sensor
- Installation Type: Direct Replacement
FAQ
Will this sensor fit my truck?
This sensor is designed for 1991.5–1997 Dodge Ram trucks equipped with the 5.9L Cummins 12-Valve engine. Always verify fitment before ordering.
What does the intake air temperature sensor do?
The intake air temperature sensor measures incoming air temperature and provides data used to help maintain proper engine performance and fuel system operation.
Is this a genuine Cummins sensor?
Yes. Cummins 3918461 is a genuine OEM Cummins intake air temperature sensor.
What are common signs of a faulty IAT sensor?
Symptoms may include inaccurate temperature readings, poor drivability, reduced fuel efficiency, hard starting, or diagnostic trouble codes related to intake air temperature.
What is included with this listing?
This listing includes one Cummins 3918461 OEM intake air temperature sensor.
Do I need any related parts?
Inspect related wiring, connectors, intake components, MAP sensors, and surrounding electrical connections during installation and replace damaged components as needed.
