Prins VSI CNG, Installation Manual

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Copyright © Prins Autogassystemen B.V. 2013 Page 14
The wiring loom.
The cables in the loom are provided with numbers and text. The text on the cable explains the function of
the wire. The wire loom is not model specific, therefore is it may be necessary to adjust the length of the
wires.
The watertight ECM housing is made from aluminium; this material is chosen for its excellent heat
dissipation qualities, necessary for cool the injector drivers.
Always fix the computer in the coolest place in the engine compartment.
Ensure maximum care is taken when connecting wiring.
Make professional solder joints and insulate the joints.
Do not stretch the wiring harness.
VSI-I
The wiring harness is equipped with a 56 position interlocking connector which slots into the VSI computer.
Pull the purple interlocking clip and push the connector into the VSI computer, push the clip back into its
original position, the connector is now locked into the VSI computer.
VSI-2.0
The wiring harness connects to the computer via two Bosch a 81+40 pins connector which is locked to the
VSI-2.0 computer by means of connector clamping mechanism.
All cable numbers correspond with a position numbered on the connector.
Example wire number 4 is mounted on connector position 4.