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need help wiring pr3 ecu to my 91 crx si harness

Discussion in 'Civic and CRX - EF' started by JustoEny, Dec 14, 2010.

  1. JustoEny

    JustoEny New Member

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    wondering if anyone here know how to make a pr3 ecu work with the 91 si harness for a b16 swap
     
  2. 91ed6

    91ed6 New Member

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    You need to add your wires for VTEC and pin them into your harness. A8 is your VTEC solenoid, B5is your VTEC pressure switch.
    Heres a PR3 Pinout

     
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