Diagnostic
Lire les corrections de carburant dans trois conditions
Record long- and short-term fuel trims at idle, at 2500 rpm with no load, and under load with the vehicle driven or on a dynamometer. Compare bank 1 with bank 2 where the engine has two banks.
Une tendance nette : pauvre uniquement au ralenti, pauvre sur toute la plage, ou pauvre uniquement sous charge.