DTC codes / C05xx · Brakes, steering and suspension / C058E
C058E indicates that the brake booster motor's position sensor circuit has detected a range or performance error, meaning the signal from the sensor does not match expected values for the booster motor's commanded position. The control module sets this code when the sensor voltage or signal pattern falls outside the valid range or fails to change as the motor moves, which can affect brake assist performance.
Guidance is general and written for all OBD-II vehicles. Exact tests and values vary by model, so confirm the fault before replacing parts.
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