Knock Sensor (KS)
WARNING: This page is about a different car, the 2013 Ford F-550 Super Duty, 2013 Ford F-450 Super Duty, 2013 Ford F-350 Super Duty, and 2013 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
The KS:
- is located in the intake valley of the cylinder block.
- sends a signal to the PCM indicating engine detonation.