Description and Operation - Engine - Overview

Engine Information

This section covers general procedures, as well as diagnosis and testing of the engine system. For information on exhaust emission control devices, refer to the PC/ED manual.

The engine includes the following features. For the procedure, refer to the appropriate section in Group 303.

• Crankcase Ventilation or Breather System
• Exhaust Emission Control System
• EVAP

Some engines have a fail-safe cooling system.
Refer to: Engine Cooling - System Operation and Component Description (303-03B Engine Cooling - 3 L EcoBoost, Description and Operation).

Engine, fuel system, ignition system, emission system and exhaust. All systems affect exhaust emission levels and must be maintained according to the maintenance schedule. Refer to the Maintenance Schedule in the Owner's Manual.

Correct engine identification is required when ordering parts.
Refer to: Engine - Overview (Engine 303-01B - 3 L EcoBoost, Description and Operation).

For the complete vehicle and engine identification codes, refer to: Identification Codes (100-01 Identification Codes, Description and Operation).