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Model specific boards => Golf mk4 => Topic started by: Screech16v on 03 September 2013, 19:21

Title: Back firing
Post by: Screech16v on 03 September 2013, 19:21

My agu will backfire in between gear changes sometimes, normally after sitting at lights going from 1st to second it will pop loud, sounds ace but is it ok ,its only done this since fitting a tip.

Title: Re: Back firing
Post by: mcgee9t2 on 03 September 2013, 20:44

proberbly just in the exhaust...

are you experiencing any loss of power when this happens?

Title: Re: Back firing
Post by: Screech16v on 03 September 2013, 20:56

No loss of power just a loud pop out back possibly flames too when changing gear,possible over fueling ?no smoke though

Title: Re: Back firing
Post by: dom on 03 September 2013, 22:30

Quote from: Screech16v on 03 September 2013, 20:56

No loss of power just a loud pop out back possibly flames too when changing gear,possible over fueling ?no smoke though

The pop is just unburned fuel in the exhaust, I wouldn't worry about it mine does it when I'm giving it the beans, spits flames as well :grin:

Title: Re: Back firing
Post by: gazareth on 03 September 2013, 22:46

but you wouldn't want unburnt fuel in the exhaust???

Title: Re: Back firing
Post by: dom on 03 September 2013, 22:50

If it's only on gear changes it's fine

Title: Re: Back firing
Post by: Screech16v on 03 September 2013, 23:00

Yes its only on gearchange and theres no cat to worry about .suppose it will be ok then.

Title: Re: Back firing
Post by: Scott D on 03 September 2013, 23:52

could be a vacuum leak from the TIP clip not being tight enough

Title: Re: Back firing
Post by: mcgee9t2 on 04 September 2013, 08:14

im guessing its cause theres no cat...

mine pops like a b!tch when i let off and get to low revs and sometimes when changing gear...