Exhaust Gas RECIRCULATION
WARNING:
Use protective gloves, or allow exhaust system to cool, before servicing exhaust system components.
NOTE:
Manufacturer does not provide testing procedures for many individual systems and components. For EGR system testing not listed, perform related DTC testing procedure. See DIAGNOSTIC TROUBLE CODE DEFINITIONS
in SELF-DIAGNOSTICS - 4.6L DEVILLE & SEVILLE article.
NOTE:
For EGR system diagnosis, see INSPECTION/MAINTENANCE SYSTEM CHECK
under DRIVE CYCLES in SELF-DIAGNOSTICS - 4.6L DEVILLE & SEVILLE article.