Product Description
The CUMMINS 3971106 OEM MAP (MANIFOLD ABSOLUTE PRESSURE) SENSOR is designed for 2003–2007 5.9L Cummins common rail diesel engines. This genuine Cummins sensor monitors intake manifold pressure and provides critical boost pressure data to the engine control module for proper fueling, turbocharger operation, and engine performance.
Use this sensor when diagnosing boost-related trouble codes, poor engine performance, excessive smoke, reduced fuel economy, or failed sensor readings. Always verify fitment by year, make, model, engine, and part number before ordering.
FEATURES
- Genuine Cummins OEM MAP sensor
- Direct-fit replacement for factory manifold pressure sensor
- Monitors intake manifold boost pressure
- Helps maintain proper fueling and turbocharger performance
- Designed for reliable operation in diesel engine environments
- Recommended for repair, maintenance, or troubleshooting boost-related issues
FITMENT
- 2003–2007 Dodge Ram 2500 5.9L Cummins
- 2003–2007 Dodge Ram 3500 5.9L Cummins
- Select Cummins ISB 5.9L industrial and commercial applications
WHAT'S INCLUDED
- 1 Cummins 3971106 OEM MAP Sensor
CROSS-REFERENCE AND RELATED PRODUCTS
- Cummins 3971106
- Cummins Intake Air System Components
- Cummins Boost Pressure Sensors
- Cummins Turbocharger and Charge Air System Components
SPECIFICATIONS
- Manufacturer: Cummins
- Part Number: 3971106
- Part Type: MAP Sensor / Manifold Absolute Pressure Sensor
- Engine Compatibility: 5.9L Cummins Common Rail
- Fitment Years: 2003–2007
- Vehicle Application: Dodge Ram 2500 / 3500
- Condition: New OEM Cummins
- Sensor Type: Electronic Pressure Sensor
- Installation Type: Direct Replacement
FAQ
Will this MAP sensor fit my truck?
This sensor fits many 2003–2007 Dodge Ram 2500 and 3500 trucks equipped with the 5.9L Cummins common rail diesel engine. Always verify fitment before ordering.
What does a MAP sensor do?
The MAP sensor measures intake manifold pressure and sends boost pressure information to the engine control module for proper fuel delivery and turbocharger control.
What are common symptoms of a bad MAP sensor?
Common symptoms include poor throttle response, excessive smoke, loss of power, reduced fuel economy, check engine lights, and boost-related diagnostic trouble codes.
Is this a genuine Cummins OEM sensor?
Yes. Cummins 3971106 is a genuine OEM replacement MAP sensor designed to meet factory specifications.
What is included with this listing?
This listing includes one Cummins 3971106 OEM manifold absolute pressure sensor.
Do I need any related parts?
Inspect the intake manifold connection, wiring harness, electrical connector, charge air system, and related sensors during installation and replace damaged components as needed.
