Section 1 (Engine Control System Self-Diagnostics - 2.5L): Summary
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If no Diagnostic Trouble Codes (DTCs) are present and a no-start condition exists, proceed to NO-START DIAGNOSIS in BASIC DIAGNOSTIC PROCEDURES - 2.0L & 2.5L TRACKER article. If no DTCs are present and a driveability condition exists, proceed to SYMPTOMS in TROUBLE SHOOTING - NO CODES - 2.0L & 2.5L TRACKER article for diagnosis by symptom (i.e., ROUGH IDLE, ENGINE STALLS, etc.).