BRAKELIGHT Switch Circuit Check
- Ensure ignition is off. Disconnect harness connector at CC ECU. Using ohmmeter, check continuity between CC ECU harness connector terminals No. 3 (Yellow/Green wire) and terminal No. 15 (Blue/Green wire) with brake pedal released. SeeFigure . Continuity should exist.
- If no continuity exists, check wiring and harness connectors. See appropriate wiring diagram under WIRING DIAGRAMS . Repair wiring or harness connectors as necessary.
- If wiring and harness connectors are okay, check brakelight switch. See BRAKELIGHT SWITCH TEST under COMPONENT TESTS.