Bad pinking

[jade]

Hi all
Today my car started to pink badly , more so when hot anyone one got ideas what could becausing this ??? Cheers Jade

[newsh]

Bad fuel?

[Jensk]

do you mean "ping"? as in detonation? In that case, something is causing high tempratures in your cylinders. Lean mixture maby?

[porkkis]

You're running some generic TS chips and not custom mapped?

Motronic increases ingnition advance when intake temps drop....