Efi System - Bennche Bighorn 400 Owner's Manual

EFI system

EFI engine was completely different from the
engine which uses carburetor, it consist of
ECU, EFI-cables, sensors, actuators and
other advanced components.
As the following pictures:
1. Oxygen sensor threaded sleeve
2. Exhaust Pipe
3. Oxygen sensor
Periodic Maintenance and Adjustment
1. ECU
1. High voltage wire
3. Ignition coil
8-8
2.Ignition signal plug