Prins VSI CNG, Installation Manual

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Copyright © Prins Autogassystemen B.V. 2013 Page 29
Electrical connections VSI-2.0 wiring harness
Check and measure the wiring in case of changes in the cars wiring colours.
For measuring the petrol injectors :
Interrupt each petrol injector control wire (injector min)
Each VSI wire has a petrol injector / cylinder number printed on the wire, connect this wire to the
corresponding petrol injector / cylinder.
Connect the
bicoloured VSI measuring wire to the ecu side , ( wire code: ecu side inj ).
Connect the corresponding full coloured VSI wire to the petrol injector side ( wire code: min inj side ).
Attention:
Each bicoloured measuring wire corresponds to a specific VSI injector and petrol injector /
cylinder number. Do not interchange the wires.
VSI measure wire nr. : Full coloured / Bicoloured To interrupt petrol injector wire colour / location
121 ecu side injector 1
120 injector side inj 1
white-yellow
white
Colour :
Location :
119 ecu side injector 2
118 injector side inj 2 green-yellow
green
Colour :
Location :
117 ecu side injector 3
116 injector side inj 3 pink-yellow
pink
Colour :
Location :
115 ecu side injector 4
114 injector side inj 4 blue-yellow
blue
Colour :
Location :
VSI injector connectors:
98
–GAS INJ 1
106 +GAS INJ 1
white-yellow
red
Connector VSI-injector cylinder 1 .
( timing belt side )
99
–GAS INJ 2
107 +GAS INJ 2
green-yellow
red
Connector VSI-injector cylinder 2 .
100
–GAS INJ 3
108 +GAS INJ 3
pink-yellow
red
Connector VSI-injector cylinder 3 .
82
–GAS INJ 4
90 +GAS INJ 4
blue-yellow
red
Connector VSI-injector cylinder 4 .