I bought a second-hand 2019 Kia Pegas, and the fuel consumption at idle jumped from 7 to 10. What's going on?

Is there a car owner group? I just bought a second-hand car and would like to join.

Why does my Kia Pegas consume 10 liters per 100 km in the city with 100 currency units for 100 kilometers, even without using the air conditioning?

How much would be a fair price to purchase a 2019 white manual Kia Pegas with 50,000 kilometers on it?

I bought a second-hand 2019 Kia Pegas, and the fuel consumption at idle jumped from 7 to 10. What's going on?

What's the fuel consumption of the Kia Pegas automatic?

Any recommendations for which brand and type of engine oil to use for a 2019 Kia Pegas that's run about 65,000 kilometers, as a second-hand car?

Does the average fuel consumption of a 2013 model recalculate every day? I don't understand, I bought a second-hand one.

Is there a second-hand 2019 4WD Jeep Compass 1.3 for sale?

Is there anyone selling a 2023 Jietu X9 Plus, 2.0T, 7-seater? I'm looking to buy a second-hand one.

Guys, any good tips on how I can reduce my fuel consumption? Just bought a second-hand one and it's over one per unit.