Electronics various Prins VSI-1 RPM module 4-wire coil signal

Details

4-wire RPM signal module for Prins VSI-1 – ignition coil connection for safe RPM transfer and ECU protection

Overview
The Prins VSI-1 RPM module (4-wire) is designed to transfer engine speed signals from the ignition coil to the LPG ECU. It stabilizes and filters the signal to prevent electrical interference or voltage spikes, ensuring accurate engine speed detection and protecting the Prins VSI-1 control unit.

Key Features and Benefits

• Specifically developed for Prins VSI-1 LPG systems.

• 4-wire configuration for secure and simple installation.

• Protects ECU from overvoltage and irregular pulses.

• Stable and precise RPM signal for reliable gas injection control.

• Wiring color codes:

  • Brown: ground

  • Grey/white: terminal 15 (ignition +)

  • Purple (long): coil input

  • Purple/white: signal output

• Works with vehicles using ignition coil signal reading.

Installation and Use
Connect the module between the ignition coil and the Prins ECU following the color codes. It converts the coil pulse into a clean RPM signal, preventing ECU damage and ensuring smooth LPG operation.

Applications

• For Prins VSI-1 LPG systems.

• Suitable for cars, vans, and campers with coil ignition.

• Ideal for replacing faulty RPM signal interfaces.

The Prins VSI-1 4-wire RPM module provides accurate engine speed transmission and protects the ECU, ensuring stable operation of your Prins LPG installation.