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Where is the mass air flow sensor on a 2018 Dodge Journey?

The mass air flow (MAF) sensor on a 2018 Dodge Journey is typically located between the air filter housing and the throttle body. This sensor plays a crucial role in monitoring the amount of air entering the engine, allowing the vehicle's computer to adjust the fuel mixture accordingly for optimal performance and efficiency.


Understanding the Role of the Mass Air Flow Sensor


The mass air flow sensor is an essential component in the engine management system of a vehicle. It measures the amount of air flowing into the engine, providing the engine control unit (ECU) with real-time data on the air-fuel ratio. This information allows the ECU to adjust the fuel injection and ignition timing to ensure the engine runs efficiently and produces the desired power output.


Locating the Mass Air Flow Sensor on a 2018 Dodge Journey


On a 2018 Dodge Journey, the mass air flow sensor is typically located in the air intake system, between the air filter housing and the throttle body. This position allows the sensor to accurately measure the amount of air entering the engine. The sensor is usually a cylindrical or rectangular component with electrical connectors that interface with the vehicle's wiring harness.


Accessing and Inspecting the Mass Air Flow Sensor



  • Locate the air filter housing, which is typically situated near the front of the engine compartment.

  • Trace the air intake system from the air filter housing towards the throttle body, and the MAF sensor will be positioned along this path.

  • Carefully disconnect the electrical connector from the MAF sensor to inspect or replace it if necessary.

  • Ensure the sensor is clean and free of any debris or obstructions that could affect its performance.


Proper maintenance and timely replacement of the mass air flow sensor are crucial for maintaining the optimal performance and fuel efficiency of your 2018 Dodge Journey.

Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.