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Control system for exhaust light on

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This light came on when I was accelerating from a red light, is it bad and can I still drive my car for now? My car is 2011 Skoda Octavia 118tsi 7 speed auto petrol 

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Welcome.

Needs plugged in to see if there are faults codes.

Maybe misfiles logged, maybe a sensor / lambda sensor or wiring / connector, maybe a spark plug needing replace (all 4)  maybe an Ignition coil.

Loads of maybe,s.

 

So has servicing been done, plugs changed, maybe a coil damaged when done, or maybe just the plugs need changed.

Is the air filter clean / fresh.

Maybe you want to use some super unleaded if you are running 95 run and the exhaust system is a bit sooted up, or the plugs are, maybe the car running rich, maybe lean..

 

*Get someone to check for fault codes logged.*

 

PS

I will flag for a Mod so they can move the thread to the Octavia Mk2 section.

Edited by toot

I’ve moved the post to the octavia section 👍

 

Would agree it’s probably a sensor or part of the ignition system, but without fault diagnostic codes were are just guessing. 
 

get the codes and the fox hopefully won’t be too expensive.

 

I wouldn’t keep driving it as a damaged lambda sensor can cause the cat to be damaged and that would get expensive.

 

fingers crossed it’s something simple.

  • Author
3 hours ago, toot said:

Welcome.

Needs plugged in to see if there are faults codes.

Maybe misfiles logged, maybe a sensor / lambda sensor or wiring / connector, maybe a spark plug needing replace (all 4)  maybe an Ignition coil.

Loads of maybe,s.

 

So has servicing been done, plugs changed, maybe a coil damaged when done, or maybe just the plugs need changed.

Is the air filter clean / fresh.

Maybe you want to use some super unleaded if you are running 95 run and the exhaust system is a bit sooted up, or the plugs are, maybe the car running rich, maybe lean..

 

*Get someone to check for fault codes logged.*

Light has randomly turned off now,

but in park revving is only at 4,000 rpm and idk if that means it’s in limp mode or that’s just the normal rev limit, hopefully light doesn’t come back on

Revs are limited on petrol and diesel models to avoid damage when revving in park or neutral.

1 hour ago, tobyh said:

in park revving is only at 4,000 rpm and idk if that means it’s in limp mode or that’s just the normal rev limit

Normal function these days.

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