yaris spark plug order 1-4

[ahmad_yaris]

Originally Posted by bronsin

I think number one is on the driver side, and number four is on the passenger side. 304 means switch the coil with any other one let’s say Number one period start the engine know if you get a 301 code you know that coil was bad and you need a new coil

Good luck and tell us what happens!

I removed coil 3 and 4 from their cables and from the spark plugs. Then switch them, now coil 4 is in the slot 3 and connected to able 3, and coil 3 is slot 4 and on cable 4.

Its been 2 day error light went away, there is no more error code.