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P0257

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P0527 OBD-II Trouble Code: Fan Speed Sensor Circuit Range or Performance Issue
P0527 means there is a range or performance issue with the fan speed sensor circuit, likely due to a faulty temperature sensor or damaged wires.
P0257 OBD-II Trouble Code: Injection Pump Fuel Metering Control "B" Range/Performance (Cam/Rotor/Injector)
P0257 code definition The P0257 code indicates injection pump fuel metering control “B” range/performance (cam/rotor/injector). What the P0257 code means The P0257 code means that the powertrain control module has found...

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