B6 S4 misfire problem.
#1
B6 S4 misfire problem.
Wanted to see if anyone had any pointers on this issue.
Long story short I left my ecu lid off and fried my old computer from water.
Replaced it and the associated relays in the ecu box. I had originally a number 3 and 5 misfire. P0303 p0305. I changed plugs to iridium ngks, and changed the coils. Number five was fixed but no go on number 3. I pulled the plug And its still brand new no evidence of fire off. I swapped that pack again, and injectors still nothing. I shot for 12 vdc at the connector for coil 3 and it has it. So maybe signal voltage? Any help would be much appriciated.. Running out of ideas.
Long story short I left my ecu lid off and fried my old computer from water.
Replaced it and the associated relays in the ecu box. I had originally a number 3 and 5 misfire. P0303 p0305. I changed plugs to iridium ngks, and changed the coils. Number five was fixed but no go on number 3. I pulled the plug And its still brand new no evidence of fire off. I swapped that pack again, and injectors still nothing. I shot for 12 vdc at the connector for coil 3 and it has it. So maybe signal voltage? Any help would be much appriciated.. Running out of ideas.
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