Ignition coils (four, according to the number of cylinders) mounted directly on the spark plugs with a bolt on the cylinder head cover.
The injection ECU supplies power to the ignition coils in pairs:
- via contact CM4 for ignition coils of cylinders 1 and 4;
- via terminal CM3 for the ignition coils of cylinders 2 and 3.
Removing
Remove the engine top covers. Disconnect the wires from the battery terminals, starting with the negative terminal.
Disconnect the wire blocks from the ignition coils and unscrew the coil mounting bolts.
Disconnecting the wire blocks from the ignition coils:
1 - pads of wires;
2 - coil mounting bolts.
Attention. Damaged connector sockets must be replaced.
Installation
Installation is made in an order, the return to removal.
Apply a bead of FLUOSTAR 2L to all four ignition coils (3) with a diameter of 2 mm along the inner edge of the caps of high voltage wires.
Be sure to replace the ignition coil mounting bolts.
Install the ignition coils with new bolts.
Torque tighten the coil mounting bolts 14 Nm.
Connect the wire blocks to the ignition coils.
Install the engine top cover.