Mercury Optimax Models 135, 150, Direct Fuel Injection., Page 71Get this manual

IGNITION
bPush rear of the cover down onto the rear pin and air intake tube for the air compressorcConnect vent hose onto fittingdPosition hoses into holder
aFront FlangeAir Intake TubeFittingHolder

Electronic Control Module (ECM)
REMOVAL
1Disconnect ECM harness connectors2Remove bolts securing ECM

• ATV
• Jet Ski
• Outboard Motors
• Personal Watercraft
• Snowmobiles
• Stern Drives