Full Throttle Enrichment

- unplug throttle valve switch connector (arrow)





- unplug vacuum hose from control unit (arrow)





- connect VW 1367 according to manufacturers instructions
- using US 1112, connect green test lead to blue/black OXS test connector
- push % button on VW 1367
- start engine and run at idle





- using jumper cable, bridge terminals 2 and 3 of open throttle switch connector
^ specification: approx. 60% duty cycle (constant)