The car does not eat gas

2006 pejo partner 2.0 hdi there is sometimes the engine fault lamp is on The car is beating the gas, the cycle clock does not reach 3000 I brought it to the master said that the gaspedal is defective should change the electronic pedals in these medels Do you think you can help

First, have the original software check the fault codes, bro. When I say what the master says according to him, he said that the potentio meter is integrated into the pedal in the new generation vehicles. but I think the problem is caused by the turbo electrovalve or the airdebimeter.