Hello friend, the first thing to verify is that. There should be 12v current on the coil socket , and the ECU will produce the mass, if all this current are there it means there is a problem with the module. NB. The check engine light most come on board to indicate that the ECU is electrically powered .
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Hello friend, the first thing to verify is that. There should be 12v current on the coil socket , and the ECU will produce the mass, if all this current are there it means there is a problem with the module. NB. The check engine light most come on board to indicate that the ECU is electrically powered .