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Home >> Nissan-Datsun >> 1994 >> Sentra SE-R, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Controls - Tests W/Codes - 1.6L) >> Self-Diagnostic System >> Check Engine Light

Check Engine Light

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As a bulb check, light will illuminate when ignition is on and engine is not running. CHECK ENGINE light will also illuminate when an engine control system fault has been detected. Not all trouble codes activate CHECK ENGINE light.