ABS warning light diagnostics
Does an ABS warning always mean a wheel sensor needs replacing?
The code and symptoms need examining against the sensor circuit and wider system.

ABS warning light diagnostics — planning the work
For abs warning light diagnostics, a warning or failed electrical function can have several causes. Checks should connect the reported symptom to the supply, wiring, control or component involved before a replacement is chosen.
More questions
about this service.
Can the normal brakes feel unchanged while the ABS light is on?
Follow the handbook and arrange assessment. They may, but that does not establish that all braking assistance is available.
What should be covered at handover?
Check restored function, fault status and any further diagnostic work.
ABS warning light diagnostics by area
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