Engine Information
This section covers general procedures and diagnosis and testing of the engine system, except for exhaust emission control devices, which are covered in the ENGINE CONTROLS - INTRODUCTION (EXCEPT DIESEL & HYBRID)
The engine incorporates the following features: Refer to the appropriate service information
- Crankcase ventilation or breather system
- Exhaust emission control system
- EVAP
Some engines incorporate a fail-safe cooling system. Refer to the appropriate service information
The engine, fuel system, ignition system, emissions system and exhaust system all affect exhaust emission levels and must be maintained according to the maintenance schedule. Refer to the Scheduled Maintenance Guide.
Correct engine identification is required to order parts. Refer to the appropriate service information.
For complete vehicle and engine identification codes, Refer to: Identification Codes .