Have we verified the coils are receiving both 5V (pulsed) and 12V constant when cranking? The 5V signal is supplied by ECU, 12V usually switched battery - possibly through a relay. I don't have the schematic handy for that vehicle. Often if the ECU is unhappy (immobilizer, sensors drastically out of...

Monty, I had an issue with the TCU on my current 'project' prior to buying it. I took it to the dealer as my Vida system would not communicate with the trans and the check lights were on for the trans and engine. They removed the TCU and ECU and carefully cleaned the contacts of both with a special ...