MOVICHIP

Electronic Solutions for Motorsport

RPM Setup – Knock Detection System (KSC) & ISM

1 min read
MoviChip KSC knock detection tool logo

The KSC (knock detection system) uses an RPM input to alter the knock threshold according to engine speed.

The ISM (Intercooler Spray Manager) uses an RPM input to let the user choose when water should be sprayed.

This article details the signal input the KSC & ISM can accept.


Signal Specs

Signal Type

The signal must alternate between ground and 5-15 volts.

Once every two revolutions or once every revolution.

Voltages

Minimum Voltage must be ground ie 0 volt

Maximum voltage can be between 4.5 and 15 volts.


Diagnostic

RPM signal can be diagnosed in the KSC app. Check the RPM shown by the app matches the actual RPM of the engine.


General Information

How to order

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