P0300 Toyota - sequoia 2001

Question

Have a p0300 , p1126 engine running rough,did coil check ,back 2 cylinder on each side not firing on each side timing is correct just did timing belt. Coils r good. At about 2500 rpm engine runs good Check e Nguni light comes on and flashes at lower rpm will go off at higher rpm idle down and comes back on

Answer 1

P0300 Random misfire

P1126 Magnetic clutch circuit malfunction (throttle control motor)

If the RPM is low you can expect a P0300. hold the RPM to 1200 RPM clear the code and recheck for a misfire code condition . if the misfire is no longer preset you resolve for P1126