docc Posted September 15, 2016 Report Share Posted September 15, 2016 There are three necessary cables to set the Throttle Position Sensor (TPS) baseline and interface with the ECU: 1)TPS Breakout Harness: http://www.casperselectronics.com/cart/index.php?route=product/product&product_id=853&search=109172 And the thread posted by danl that details the development: http://www.v11lemans.com/forums/index.php?showtopic=18052 [Cable shown is my breakout harness modified with connectors I can clip my voltmeter to. N/Vi (purple with black stripe)is positive, Vi (purple) is negative. The third wire (yellow) gets tucked away. Also shown are my old pins to back probe the ECU connector. ] 2) Adapter cable: Do a web search for "3-pin to ODB II Fiat/ Lancia" for current availability in your location: 3) OBD II to USB with correct FTDI 232RL chip: (Do a web search for current sources): ! >> Lonelec (UK) has been the most reliable, long running source for both cables 2 and 3 << ! New, improved version (2022) with adapter to accommodate various cabling/ devices: https://www.lonelec.com/product/guzzidiag-3pin-interface-cable-kit/ 1 Link to comment Share on other sites More sharing options...
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