How to Troubleshoot the Electric Parking Brake System: Self-Diagnosis
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2020 Acura RLX, 2019 Acura RLX, 2018 Acura RLX, 2017 Acura RLX, and 2016 Acura RLX. However, it is still accessible from the selected car via links, so may be relevant.
- Self-diagnosis can be classified into two categories:
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Initial diagnosis: Done right after turning the vehicle to the ON mode and until the electric parking brake system indicator goes off.
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Regular diagnosis: Done right after the initial diagnosis until turning the vehicle to the OFF (LOCK) mode.
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- When the system detects a problem, the electric parking brake control unit shifts to fail-safe mode.