Introduction
In this installation guide we have provided step by step instructions to install the 27WON Performance 4 bar MAP Sensor
Advisory:
- The engine bay will be hot after recent vehicle operation. Allow the vehicle to cool or use a fan to cool the engine bay before working on the vehicle.
Parts
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First and foremost; THANK YOU for becoming a part of the 27WON Family. We hope to REDEFINE your experience of the aftermarket with the highest level Parts, Customer Service, Packaging, & Support
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These instructions were written with a 2018 Honda Civic SI. Other models will be similar
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Configuring the software on your tuner and reflashing it will be required after installing this part. The car should not be driven until the new flash is applied
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Please note some CVT's might not have 4 bar map sensor support
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These instructions are specifically made for the 2016+ Honda Civic SI which requires two MAP Sensors
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If you are installing your MAP Sensors into a different vehicle then you can follow our general MAP Sensor install instructions here: https://www.performanceinstalls.com/Guid...
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Please note that the test vehicle is using aftermarket Intercooler pipes
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The red arrows shows where the two (2) MAP Sensors are located in the engine bay
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The blue circle shows the OEM MAP Sensor located on the cold side charge pipe
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The green circle shows the OEM MAP Sensor located on the intake manifold at the rear of the engine
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Squeeze the tab shown by the red square and gently unplug the wire harness from the MAP sensor
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Remove the bolt circled in orange with a 8mm socket, extension and ratchet
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Pull the MAP Sensor straight out of the charge pipe
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Insert the MAP Sensor into the charge pipe until it is fully seated
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Make sure not to pinch the O-ring when installing the MAP Sensor
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A small dab of silicone on the oring can be used to aid in install
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Plug the wire into the MAP Sensor until it is fully seated
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You will hear a click when it clips in
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Insert the bolt and tighten until snug with a 8mm socket, extension, and ratchet
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Avoid over tightening the sensor, the bolt will be snug with less than 12 in lbs of torque.
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Squeeze the tab shown by the yellow square and gently unplug the wire harness from the MAP sensor
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Remove the bolt circled in green with a 8mm socket, extension and ratchet
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Pull the MAP Sensor straight out of the intake manifold
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Insert the MAP Sensor into the intake manifold until it is fully seated
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Make sure not to pinch the O-ring when installing the MAP Sensor
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A small dab of silicone on the oring can be used to aid in install
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Plug the wire into the MAP Sensor until it is fully seated
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You will hear a click when it clips in
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Insert the bolt and tighten until snug with a 8mm socket, extension, and ratchet
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Avoid over tightening the sensor, the bolt will be snug with less than 12 in lbs of torque.
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Open your Ktuner or Hondata software and open your current tune, from there you will either follow the instructions below for Ktuner or Hondata
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For Ktuner: Click Main Parameters
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Click Quick Enables
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Check the 4 Bar Map sensor box and resave your tune
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For Hondata: Click Calibration
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Click Sensors
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Check the Use 4 Bar MAP sensors box and resave your tune
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Now that you have resaved your tune, Flash the newly saved tune onto your tuner
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This completes the installation of your 27WON Performance MAP Sensors. You can now safely measure boost levels above 28+ PSI. Running boost over ~28 psi is typically only done on built engines with the correct supporting mods. Consult your tuner in regards to determining the safe levels of boost for your setup.
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We hope you were impressed with your 27WON experience and love your new MAP Sensors for years to come. Email us at sales@27won.com or call us at 571-271-0271 with any questions or concerns
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