spdm

  1. G

    Speedometer wiring

    Hi everybody :) For 1996 ls400 I am trying to connect the ecu to run the speedometer without the circuit board . The actual speedometer has three inputs a 12v , ground and signal. The signal is to be received from pin 12 off the the ecu 28pin plug . It connects to b plug pin 8 on the instrument...


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