Stop Lamp Switch


Table of contents

P1805 INFINITI Possible Causes

  • Faulty Stop Lamp Switch
  • Stop Lamp Switch harness is open or shorted
  • Stop Lamp Switch circuit poor electrical connection

How do I fix code P1805 INFINITI?

  Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.

Cost of diagnosing the P1805 INFINITI code

  The cost of diagnosing the P1805 INFINITI code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P1805 INFINITI Description

  Brake switch signal is applied to the ECM through the stop lamp switch when the brake pedal is depressed.
This signal is used mainly to decrease the engine speed when the vehicle is driving.

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