Clio 3 1.4 rough running

Hi All
Just wondering if anyone could help with fault i have.

Clio Mk 3 2006 1.4 16v

Has been running rough, more so on idle as it drives ok.
Engine light is on and have has codes read, comes up with 436 random misfire.

So far have done:

Compression test, all good.
Spark plugs
All 4 pencil Coils
All 4 Injectors
Cleaned Crank sensor
Cleaned throttle body
Replace MAP sensor
New air filter
Checked all fuses

Anyone had this fault before?
Many thanks

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Clio 3 1.4 rough running