i have a marea 2.0 20 valve and the injector light is constantly on. the car judders at low revs and sometimes stalls. can any one shed any light on this matter. cheers lee

what does the ECU diagnostics say? Have you tried?

Hello and welcome to the forum! :wave:

Your problem could be a faulty lamda sensor, or it could be other faulty sensors somewhere on the engine. Best get it on a diagnostics computer which will then tell you where the fault lies.

Good luck!