How many lambda sensors on twingo??

[benmc]

Alright just wondering how many lambda sensors are on the twingo I thought there was two but only noticed 1 hole on ktecs new exhaust system the one on te Mani .. Where's the other ?? Cheers

 

[singlespeed]

two. One before and one after the cat

 

[benmc]

Ahh sweet okay bud

 

[chunk]

one is right behind the airbox

 

[1975DCS]

Is the 1st one to make the engine run and the 2nd one to check if the cat still works (and therefore emissions)?

 

[singlespeed]

Is the 1st one to make the engine run and the 2nd one to check if the cat still works (and therefore emissions)?

Basicaly yes