Delphi PS20027 MAP Sensor Overview

The Delphi PS20027 is a manifold absolute pressure sensor built for precise engine load and intake pressure measurement. It is a standard replacement part with OE-calibrated output, making it a direct choice for BMW applications that need accurate sensor readings and stable drivability.

Compatible with select BMW 1 Series M, 135i, 335i, 535i, 550i, 650i, 740i, 750i, X5, X6, and Z4 models, the Delphi PS20027 supports a wide range of turbocharged and performance-oriented vehicles. This part cross-references Standard Ignition AS416 for the same application.

Key Features

• Manifold Absolute Pressure Sensor for engine air-load measurement
• 5V sensor with 3-pin male terminal design
• Black rectangular connector with 1 connector and 4 ports
• Bolt-on mount type for direct replacement service
• Black plastic housing with standard replacement grade
• Tested and calibrated to OE standards for accurate readings
• Delphi part number PS20027

Detailed Product Description

Delphi PS20027 is engineered as a MAP sensor replacement for BMW vehicles that rely on accurate manifold pressure data for fuel delivery, boost control, and engine management. Delphi validates its sensor portfolio using OE development methods and calibration standards, helping ensure the signal output matches the requirements of the vehicle’s control system. For BMW 335i, 535i, X5, X6, and related models, correct MAP sensor performance is important for consistent throttle response and proper engine operation. The Delphi PS20027 combines a 5V design, 3-terminal pin layout, and bolt-on installation format in a compact black housing.

What This Sensor Helps Address

• Incorrect manifold pressure readings
• Check engine light related to MAP sensor faults
• Rough idle or unstable engine operation
• Poor throttle response under load
• Fuel mixture and boost control issues tied to sensor signal errors

Installation Notes and Tips

Verify connector shape, terminal count, and port layout before installation. This sensor uses a male connector with 3 terminals and a bolt-on mount, so matching the original configuration is important for proper fitment. Confirm the vehicle application against the listed BMW fitment before replacing the sensor, and inspect the intake tract and wiring connector for contamination or damage during service.

Quality Assurance

Delphi tests and calibrates these sensors to OE standards and uses stringent product validation methods during development. That focus on measurement accuracy helps support reliable sensor output and reduces the chance of repeat repairs. Delphi PS20027 is a standard replacement MAP sensor for BMW applications requiring dependable manifold pressure data.

• Fits 2007-2010 BMW 335i
• Fits 2007-2008 BMW 335xi
• Fits 2008-2010 BMW 135i
• Fits 2008-2010 BMW 535i
• Fits 2008 BMW 535xi
• Fits 2008-2014 BMW X6
• Fits 2009-2010 BMW 335i xDrive
• Fits 2009-2010 BMW 535i xDrive
• Fits 2009-2012 BMW 750i
• Fits 2009-2012 BMW 750Li
• Fits 2009-2016 BMW Z4
• Fits 2010 BMW 535i GT
• Fits 2010-2012 BMW 750i xDrive
• Fits 2010-2012 BMW 750Li xDrive
• Fits 2010-2013 BMW X5
• Fits 2010-2015 BMW 550i GT
• Fits 2010-2015 BMW 550i GT xDrive
• Fits 2011 BMW 1 Series M
• Fits 2011-2012 BMW 740i
• Fits 2011-2012 BMW 740Li
• Fits 2011-2013 BMW 335is
• Fits 2011-2015 BMW 550i
• Fits 2011-2015 BMW 550i xDrive
• Fits 2012-2013 BMW 650i
• Fits 2012-2013 BMW 650i xDrive
• Fits 2013 BMW 650i Gran Coupe
• Fits 2013 BMW 650i xDrive Gran Coupe
• Fits 2011-2015 BMW 760Li