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Volvo Engine Code MID 128 PID 354 FMI 5
MID 128 PID 354 Relative Humidity Type of fault: FMI 5 FMI Description: • Current below normal or open circuit Fault Condition: • Open in the metering circuit of the Relative Humidity Sensor • Open in the 5 volt supply circuit of the Relative Humidity Sensor • Short to ground in the metering circuit of the Relative Humidity Sensor Possible Symptoms: • Turbocharger noise • Malfunction indicator lamp illuminated Possible Cause: • Faulty connector • Faulty Relative Humidity Sensor harness • Faulty Relative Humidity Sensor