Section 12 (Engine Controls - Basic Testing - 1.8L 4-CYL): Summary
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If no faults were found while performing BASIC DIAGNOSTIC PROCEDURES, proceed to TESTS W/CODES - 1.8L 4-CYL article. If no hard codes are found in self-diagnostics, proceed to appropriate TESTS W/O CODES - 1.8L 4-CYL article for diagnosis by symptom (i.e., ROUGH IDLE, NO START, etc.) or intermittent diagnostic procedures.