Possible causes
– Faulty Fan Speed Sensor
– Fan Speed Sensor harness is open or shorted
– Fan Speed Sensor circuit poor electrical connection
– Faulty fan clutch
– Faulty PCM
– Fan Speed Sensor harness is open or shorted
– Fan Speed Sensor circuit poor electrical connection
– Faulty fan clutch
– Faulty PCM
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
– Engine overheating
– Engine overheating
P0528 FORD OBD Code Description
The PCM has detected an incorrect input from the Fan Speed Sensor (FSS)
FORD Related P0528 code
2008 FORD F-250 SD Engine And Engine Cooling:cooling System:fan
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