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Home >> Infiniti >> 2008 >> EX35 Base, AWD >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Control System - DTCS P1217 To P2A03 >> P1805 Brake Switch >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

DTC DETECTING CONDITION AND POSSIBLE CAUSE REFERENCE

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P1805 Brake switch A brake switch signal is not sent to ECM for extremely long time while the vehicle is driving.
  • Harness or connectors (Stop lamp switch circuit is open or shorted.)
  • Stop lamp switch