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SCHNECKE Manifold Absolute Pressure Sensor
Brand Information
SCHNECKE
- Provider of Manifold Absolute Pressure Sensor products to the worldwide OEM market and aftermarket.
- SCHNECKE offers complete Manifold Absolute Pressure Sensor coverage for Asian, Domestic and European vehicles.
MAP sensors can be mounted directly onto the intake manifold or mounted remotely with a vacuum hose going to the intake manifold. This sensor is a major contributor to fuel injector pulse width and ignition and valve timing, reporting engine load to the engine computer.
CAUSE FOR REPLACEMENT
- Check engine lamp illumination
- Engine hesitation
- Poor fuel economy
- Failed emissions test
- Engine stalling
- Extended crank time
PURPOSE
The manifold absolute pressure (MAP) sensor determines the intake manifold pressure or vacuum
FUNCTION
- Sends voltage signal to the ECM which changes with the varying pressure/vacuum within the intake manifold
- ECM uses signal to determine engine load and ensure proper air/fuel ratio
POSITION
Intake manifold, throttle body or remote mounted under hood
SpankHuggins
Reviewed in the United States on April 8, 2025
Didn't have a raised lip for the gasket to go around but it worked.
CarlosSala
Reviewed in the United States on July 10, 2023
So far so good, working alright
Richard
Reviewed in the United States on February 15, 2023
I replace the sensor on my Honda b20b AKA CRV engine. Upon startup my check engine light all that stuff was fine. I literally made it 5 miles down the road before it failed. To be honest, it's not even worth my time to return it. You get what you pay for after all.
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