A bad or malfunctioning crankshaft sensor will often cause a service engine light error code, and or cause a no start condition, or rough running due to inaccurate ignition and fuel timing.


  • Brand New Crankshaft Position Sensor
  • Built to strict quality control standards
  • 3-pin connector
  • Direct replacement
  • 100% factory tested

This is an electrical part and is tested before it leaves our warehouse.

Returns Note:

Our electrical and electronic parts are subject to strict quality control testing.  Once the item has been installed or plugged in, it is no longer eligible for a refund.  The item may be eligible for replacement, only if it is found to have a manufacturing defect. Before purchasing, please ensure proper diagnosis of the failed original part is performed.

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser.

  1. step : Removing the Crank Position Sensor (0:20)
    • Disconnect the connector
    • Remove the 10mm bolt from the sensor
    • Remove the crank position sensor
  2. step : Installing the Crank Position Sensor (3:07)
    • Insert the crank position sensor into the mounting hole
    • Tighten the 10mm bolt
    • Connect the connector

Tools needed for replacement:

    Materials, Fluids, and Supplies

  • Rust Penetrant

  • Pliers, Cutters & misc Wrenches

  • Needle nose pliers

  • Ratchets & Related

  • Socket Extensions
  • Ratchet

  • Sockets - Metric

  • 10mm Socket

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Vehicle Fit

Year Make Model Description
2007-2012Acura RDX Acura RDX Crankshaft Position Sensor
2004-2008Acura TSX Acura TSX Crankshaft Position Sensor
2003-2007Honda Accord Honda Accord Crankshaft Position Sensor L4 2.4L
2006-2011Honda Civic Honda Civic Crankshaft Position Sensor
2003-2011Honda Element Honda Element Crankshaft Position Sensor
2007-2008Honda FIT Honda FIT Crankshaft Position Sensor

This part replaces:

  • OE # 37500RAAA01
  • Standard Motor Products PC478
  • Wells SU6679
Part #: 1AECS00077

Order must be placed by 4pm ET

Get it in: 2 - 4 Business Days

Want it sooner? Choose Next Day Air at Checkout

How-to Video:

(04:10 min)