Walker 225-1209 Manifold Absolute Pressure Sensor

Overview of Walker Manifold Absolute Pressure Sensor 225-1209

The Walker Products Manifold Absolute Pressure (MAP) Sensor 225-1209 is designed for precise engine management in select Mercedes-Benz models. This sensor plays a critical role in monitoring engine load and optimizing fuel delivery for efficient performance.

• Compatible with Mercedes-Benz models including C220, C230, C280, CL500, E320, E420, ML55 AMG, S320, S420, S430, S500, S600, SL320, SL500, SL600, and SLK230
• Part number 225-1209 ensures exact fit and function
• Measures manifold pressure to support accurate air-fuel mixture control
• Designed to meet OEM specifications for reliable operation
• Part of the Walker Products line known for emission control components

Product Line Details: Walker Products

Walker Products specializes in emission control components, providing sensors and parts engineered to maintain vehicle emissions compliance and engine efficiency. The 225-1209 MAP sensor is part of this line, offering dependable performance for emission-related engine management systems in Mercedes-Benz vehicles.

Detailed Product Description

The Walker 225-1209 Manifold Absolute Pressure Sensor is engineered to accurately detect the pressure within the intake manifold of compatible Mercedes-Benz vehicles. By measuring this pressure, the sensor provides essential data to the engine control unit (ECU), enabling precise adjustments to fuel injection and ignition timing. This helps maintain optimal engine performance, fuel economy, and emission levels. The sensor is manufactured to meet strict quality standards, ensuring consistent operation under various driving conditions.

Common Applications and Issues Addressed

• Helps resolve engine stalling or rough idling caused by incorrect manifold pressure readings
• Addresses poor fuel economy linked to faulty MAP sensor data
• Prevents check engine light triggers related to emission control faults
• Improves throttle response and engine acceleration consistency
• Supports emission system compliance by providing accurate sensor input

Installation Notes and Tips

• Ensure vehicle compatibility by verifying fitment with Mercedes-Benz models such as C220, E320, or SL500
• Disconnect the battery before installation to prevent electrical issues
• Handle the sensor carefully to avoid damage to the electrical connector and sensor housing
• Follow manufacturer torque specifications when securing the sensor to the intake manifold
• Clear any diagnostic trouble codes after installation to reset the ECU

Quality Assurance and Warranty

Walker Products maintains rigorous quality control standards for the 225-1209 MAP sensor, ensuring durability and reliable performance. While specific warranty details are not provided here, Walker typically offers coverage consistent with industry standards for emission control sensors. This part is manufactured to meet or exceed OEM specifications for Mercedes-Benz vehicles.