In this guide 7 sections
Understand what is happening first
ABS and a brake warning together are more serious than ABS alone. Do not reassure yourself because the vehicle stopped acceptably once.
Safety decision before inspection
Stop safely and do not continue with a persistent brake warning or changed response; seek assistance or appropriate recovery.
Observations that help identify the direction
- Record both symbols and text after confirming parking-brake status according to the manual.
- Mention increased pedal travel, known leakage or recent servicing without further tests.
What should you request from the specialist?
Start with the information that distinguishes the symptom
Assess the basic braking system, level, leaks and electronic control according to condition.
Evidence before component replacement
Request documentation of the cause linking the warnings; sensor replacement alone needs evidence.
Avoid this action
Do not add fluid and continue without explaining why it was low.
Questions to help you decide
Could the problem be purely electrical?
Possibly, but do not assume that before checking brake safety. Diagnosis follows securing the vehicle.
Read the expanded explanation
Prepare the model name, year, engine and transmission type before visiting the workshop. Inspection procedures and specifications vary; do not transfer another vehicle's result to yours.
Sources and scope of this guide
Prepared editorially for 2uto using the following references on 12 September 2026. The observations organise the problem description and do not establish a cause without inspection.
Your vehicle manual takes priority. Dismantling, pressure, electrical and lifting procedures belong with a specialist; examples from a particular manufacturer do not apply universally.