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2009 Toyota Prius Touring – ABS Warning Light With C1252, C1256 and C1391
CUSTOMER CONCERN ABS warning light is on with DTCs C1252, C1256 and C1391. CAUSE Accumulator-pressure testing confirmed an internal failure of the ABS brake actuator. CORRECTION Remove and replace the failed ABS brake actuator. Perform the required brake-system bleed procedure.
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