Brake Light Unit Inspection: Notes
WARNING: This page is about a different car, the 2017 Mazda CX-5. However, it is still accessible from the selected car via links, so may be relevant.
- Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
- Remove the following parts.
- Trunk board (See TRUNK BOARD REMOVAL/INSTALLATION .)
- Bass-box (with Bose®) (See BASS-BOX REMOVAL/INSTALLATION .)
- Sub-trunk (See SUB-TRUNK REMOVAL/INSTALLATION .)
- Trunk end trim (See TRUNK END TRIM REMOVAL/INSTALLATION .)
- Rear scuff plate (LH) (See REAR SCUFF PLATE REMOVAL/INSTALLATION .)
- Trunk side trim (LH) (See TRUNK SIDE TRIM REMOVAL/INSTALLATION .)
- Reconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
- Verify that the voltages of each of the terminals are as indicated in the terminal voltage table.
- If the voltage is not as indicated in the table, inspect the parts under Inspection item (s).
- If the system does not work normally even though the parts or related wiring harnesses do not have any malfunction, replace the brake light unit. (See BRAKE LIGHT UNIT REMOVAL/INSTALLATION .)
- If the voltage is not as indicated in the table, inspect the parts under Inspection item (s).