HomeEmission Control > SensorsWalker 225-1220 Manifold Absolute Pressure Sensor
Part #: 225-1220

Walker 225-1220 Manifold Absolute Pressure Sensor

Walker Products
14 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Walker Products
Fitment: Land Rover, LR3, Range Rover, and Range Rover Sport
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Walker Manifold Absolute Pressure Sensor 225-1220

The Walker 225-1220 Manifold Absolute Pressure (MAP) Sensor is designed for precise engine management in Land Rover vehicles. This sensor is compatible with Land Rover LR3, Range Rover, and Range Rover Sport models, ensuring accurate air pressure readings for optimal engine performance.

  • Compatible with Land Rover LR3, Range Rover, and Range Rover Sport
  • Part number 225-1220 for exact fitment
  • Measures manifold absolute pressure for engine control
  • Supports emission control system efficiency
  • Manufactured by Walker Products, a trusted brand in emission control sensors

About Walker Products Brand Line

Walker Products specializes in emission control components, including sensors that meet OEM specifications. The Walker 225-1220 MAP sensor is part of this product line, which focuses on delivering reliable and precise sensors to maintain proper engine air-fuel mixture and reduce emissions in vehicles such as the Land Rover LR3 and Range Rover series.

Detailed Product Description

The Walker 225-1220 Manifold Absolute Pressure Sensor plays a critical role in monitoring the pressure within the intake manifold. By providing real-time data to the engine control unit (ECU), it helps regulate fuel injection and ignition timing. This sensor is engineered to meet the specific requirements of Land Rover LR3, Range Rover, and Range Rover Sport models, ensuring compatibility and performance consistency.

Common Issues Addressed by This MAP Sensor

  • Erratic engine idling or stalling
  • Poor fuel economy due to incorrect air-fuel mixture
  • Check engine light triggered by faulty pressure readings
  • Reduced engine power and acceleration
  • Emission control system malfunctions

Installation Notes and Tips

  • Ensure vehicle compatibility with Land Rover LR3, Range Rover, or Range Rover Sport before installation
  • Disconnect the battery prior to sensor replacement to avoid electrical issues
  • Handle the sensor carefully to prevent damage to the electrical connector
  • Follow manufacturer torque specifications when securing the sensor
  • Clear any diagnostic trouble codes after installation to reset the ECU

Quality Assurance and Warranty

Walker Products maintains strict quality control standards for the 225-1220 MAP sensor to ensure durability and accurate performance. While specific warranty details are not provided here, Walker Products typically offers coverage consistent with industry standards for emission control sensors. Buyers should verify warranty terms with the supplier or manufacturer.

This part fits 14 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2009Land RoverLR34.4LV8N/AWalker Products
2009Land RoverRange Rover4.4LV8N/AWalker Products
2009Land RoverRange Rover Sport4.4LV8N/AWalker Products
2008Land RoverLR34.4LV8N/AWalker Products
2008Land RoverRange Rover4.4LV8N/AWalker Products
2008Land RoverRange Rover Sport4.4LV8N/AWalker Products
2007Land RoverLR34.4LV8N/AWalker Products
2007Land RoverRange Rover4.4LV8N/AWalker Products
2007Land RoverRange Rover Sport4.4LV8N/AWalker Products
2006Land RoverLR34.4LV8N/AWalker Products
2006Land RoverRange Rover4.4LV8N/AWalker Products
2006Land RoverRange Rover Sport4.4LV8N/AWalker Products
2005Land RoverLR34.4LV8N/AWalker Products
2005Land RoverLR34.4LV8GASN/AWalker Products

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

10.3212227094462 81955S1166584.3096AS373EC1857MA0012SU13118SU13126

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.