STOP LIGHT SWITCH ON-VEHICLE INSPECTION

PROCEDURE

  1. INSPECT STOP LIGHT SWITCH ASSEMBLY

    1. E233306C51

      *a

      Front view of wire harness connector

      (to Stop Light Switch Assembly)

      Disconnect the stop light switch assembly connector.

    2. Measure the resistance and voltage on the wire harness side connector according to the value(s) in the table below.

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      A77-2 (GND) - Body ground

      Always

      Below 1 Ω

      Standard Voltage

      Tester Connection

      Condition

      Specified Condition

      A77-7 (B) - A77-2 (GND)

      Always

      11 to 14 V

      A77-6 (B) - A77-2 (GND)

      Ignition switch on (IG)

      11 to 14 V

      If the result is not as specified, repair or replace the wire harness or connector.

    3. Reconnect the stop light switch assembly connector.

    4. E233300C25

      *a

      Component with harness connected

      (Stop Light Switch Assembly)

      Measure the voltage according to the value(s) in the table below.

      Standard Voltage

      Tester Connection

      Condition

      Specified Condition

      A77- 1 (OUT) - A77-2 (GND)

      Brake pedal not depressed

      0 to 1.5 V

      A77-1 (OUT) - A77-2 (GND)

      Brake pedal depressed

      7.5 to 14 V

      A77-3 (L) - A77-2 (GND)

      Brake pedal not depressed

      7.5 to 14 V

      A77-3 (L) - A77-2 (GND)

      Brake pedal depressed

      0 to 1.5 V

      A77-4 (ACC) - A77-2 (GND)

      IG ON

      11 to 14 V

      A77-5 (L) - A77-2 (GND)

      Brake pedal not depressed

      7.5 to 14 V

      A77-5 (L) - A77-2 (GND)

      Brake pedal depressed

      0 to 1.5 V

      If the result is not as specified, replace the stop light switch assembly.