I'm having Tata indigo 2007 model dicor engine(CR4) after engine overhauling this problem arises " When engine is in cool condition no knocking occur when engine heated to certain temp engine check light is on & knocking starts too much (po299,po489) but one mor thing I serviced all atomiser n technician says it's Gud and EGR is faulty
33.7k questions
32.5k answers
1.3k comments
23.0k users