Volvo All Engines (2017 Emissions) Fault Code: P048312 PID: EMS Fan Performance
Volvo All Engines (2017 Emissions) Fault Code: P048312 PID: EMS Fan Performance
Conditions for diagnostic trouble code (DTC):
1) The voltage at pin A14.EB:49 is above normal value
Diagnostic operating conditions
1) Ignition key in ON position
Observable symptoms
1) High fuel consumption
2) Engine fan constantly engaged
Probable cause
1) Engine coolant temperature sensor
2) Short circuit to battery voltage
3) Connector
4) Wiring harness
5) Engine control module (ECM)
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