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Section 10 (Engine Controls - Tests W/Codes): Introduction

WARNING: This page is about a different car, the 1990 Toyota Celica and 1989 Toyota Celica. However, it is still accessible from the selected car via links, so may be relevant.

If no faults were found while performing BASIC TESTING , proceed with TESTS W/CODES . If no trouble codes or only pass codes are present, proceed to TESTS W/O CODES for diagnosis by symptom (i.e. ROUGH IDLE, NO START, etc.).

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