OBD Guide

P1703

Brake Switch Out Of Self Test Range

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$6–33 (est.)

Symptoms

  • Cruise control doesn't work
  • Check Engine Light Is On
  • Brake lights do not turn on or are constantly on
  • Problems with gear shifting in automatic transmission
  • Errors in the ABS system

Causes

  • Faulty brake pedal sensor
  • Open or short circuit in wiring
  • Poor contact in the sensor connector
  • Fuse problems
  • Control unit malfunction

How to Fix

  1. Check fuses related to the brake system
  2. Inspect the wiring and connectors of the brake sensor
  3. Check the operation of the sensor using a multimeter
  4. Replace the brake sensor if necessary
  5. Reset the error code and check if it returns

Related codes

Error P1703 by Vehicle Brand