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Home >> Infiniti >> 2003 >> FX45 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P1805: Brake Switch >> DTC Confirmation Test
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DTC Confirmation Test

  1. Turn ignition on. Fully depress brake pedal for at least 5 seconds. Clear DTC with scan tool. Select DATA MONITOR mode with scan tool.
  2. If 1st trip DTC is detected, go to DIAGNOSTIC PROCEDURE  . If 1st trip DTC is not detected, system is okay at this time.