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Infiniti
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2004
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Q45
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Repair and Diagnosis (Single Page)
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Engine Performance
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Engine Control System
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DTC P1805: Brake Switch
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Diagnostic Procedure
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1. Check Stop Lamp Switch Circuit
1. Check Stop Lamp Switch Circuit
Turn ignition switch OFF.
Check the stop lamp when depressing and releasing the brake pedal.
OK or NG
OK: GO TO 4.
NG: GO TO 2.