Hey, I’ve just had my injectors upgraded to 1200 cc no the car won’t start there was a fault code to do with the o2 sensor but I have now linked the sensor to the ecu in hoping that was the issue of getting it to start with air and fuel mixture first of all it was running to rich and now running to lean car won’t start at all would anyone be able to help me pleaseeeee or even have a base map to suit 1200cc injector upgrade I’m running a link4 extreme ecu.
someone pleasee help me it’s driving me insane