C1840 ACURA – Differential Fluid Pressure Sensor Circuit

C1840 ACURA Possible Symptoms

Anti-Lock Brake System (ABS) Warning Light ON,Engine Light ON (or Service Engine Soon Warning Light)

C1840 ACURA Possible Causes

Faulty Differential Fluid Pressure Sensor,Differential Fluid Pressure Sensor harness is open or shorted,Differential Fluid Pressure Sensor circuit poor electrical connection

C1840 ACURA Description

The AWD Control Unit monitors the Differential Fluid Pressure Sensor. The AWD Control Unit sets the OBDII code when the Differential Fluid Pressure Sensor is not to factory specifications.