Having rich mixture problem and engine get vibration in idling only.?
Engine getting vibration in idling only , in driving no any problem in vehicle.
Fuel pressure: bar
O2 sensor bank1 upstream:1. v
O2 sensor bank1 downstream:0. v
Throttle opening:3.5 %
This problem 80% solved after replacing the Alternator . And completely solved after we put 60Ah battery. ( 45Ah is the battery specific of the vehicle.
When we replace alternator and 60Ah battery it's completely reduce the vibration.