FixVault

Engine Controls - Tests W/Codes: Introduction

NOTE: For any problems with abbreviations please see the COMMONLY USED ABBREVIATIONS article in the GENERAL INFORMATION Section.

If no faults were found while performing Basic Diagnostic Procedures in the BASIC TESTING article, proceed with self-diagnostics. If no fault codes or only pass codes are present after entering self-diagnostics, proceed to TESTS W/O CODES article in the ENGINE PERFORMANCE Section for diagnosis by symptom (i.e. ROUGH IDLE, NO START, etc.).