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Home >> Suzuki >> 2012 >> Equator Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 13 (Lighting Systems) >> Diagnostic Information and Procedures >> Stop Lamps Always On >> Circuit/System Testing

Circuit/System Testing

WARNING: This page is about a different car, the 2007 Suzuki XL7. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition OFF, disconnect the harness connector at the stop lamp switch.
  2. Verify that the stop lamps are OFF.
    • If the stop lamps are not OFF, test the stop lamp signal circuits for a short to voltage.
  3. Verify that a test lamp illuminates between the voltage supply circuit and ground.
    • If the test lamp does not illuminate, repair the voltage supply circuit for a short to ground or an open/high resistance. If the voltage supply circuit fuse is open, test or replace the stop lamp switch.
  4. Install a 3-amp fused jumper wire between the signal circuit and the voltage supply circuit. Verify that the brake lamps are ON.
    • If the brake lamps are not ON, test the signal circuit for an open/high resistance. If circuit tests normal, test or replace the brake lamp bulb.
  5. If all circuits test normal, test or replace the stop lamp switch.