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Peugeot 406 - Increased fuel cnsumption - beebeekaay

my car fuel consumption has increased. dash board showing check engine and air bag fault icons. what is the problem? Advice me on what to do. Thanks

Peugeot 406 - Increased fuel cnsumption - rcbikeracer

You need to plug in a fault code reader and find out where the prblem is, sounds like a sensor is sending duff info to the ECU and the ECU is over fueling the engine !

Peugeot 406 - Increased fuel cnsumption - Peter.N.

What engine: petrol, 1.9, 2.1, or Hdi?