2008-09 Pilot. OBD inspection fail on an emissions test (catalytic convert, proper gas seal, gas can pressure inspection all passed). Final result is a fail bc OBD.
Trouble Codes were: P0303,P0305,P0306,P0300 -- multiple cylinder misfire detected
MIL: fail
KOER: fail
What does this mean and has someone had a like situation or advice? Somewhat time sensitive repair so curious about options to fix it or a mechanis estimated time?