K&N Filters under tank

02 sensor

Help please.....

I installed the filters under the tank, removed the O2 sensor and capped the exhaust. The orange engine light has come on after the install and does not go off. What is happening? What could I have done wrong?

PM sent mate
 
obdII

here is where u can buy the obdII lead
cable OBD ftdi vw audi | eBay

Just make sure it is the one which can send and recieve info "ask seller"
they are universal so it will say for audi volkswagon ect

here is some pics of mine
 

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