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Home >> Infiniti >> 2023 >> QX80 Premium Select, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTCS) (4 Of 5) >> Engine (ECM) >> DTC P1575: Brake Switch >> DTC Description >> DTC Detection Logic
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DTC Detection Logic

DTC No.

Trouble diagnosis name

(Trouble diagnosis content)

Detecting condition

Possible cause

P1575

BRAKE SW

(Stop lamp switch circuit)

Stop lamp switch signal is sent to ECM for extremely long time while the vehicle is being driven.

  • Harness and connectors (Stop lamp switch circuit is shorted.)
  • Stop lamp switch