FixVault

BRAKELIGHT Switch Circuit Check

  1. Ensure ignition is off. Disconnect electrical connector at CC ECU. Using ohmmeter, check continuity between CC ECU connector terminals No. 3 and 15 with brake pedal released. SeeFigure . Continuity should exist.
  2. If no continuity exists, check wiring and electrical connectors for related wiring circuit. See appropriate wiring diagram under WIRING DIAGRAMS  . Repair wiring or electrical connectors as necessary.
  3. If wiring and electrical connectors are okay, check brakelight switch. See BRAKELIGHT SWITCH  under COMPONENT testing.