P2803 – Transmission Range Sensor ‘B’ Circuit High

P2803 Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

P2803 Possible Causes

Faulty Transmission Range Sensor ‘B’,Transmission Range Sensor ‘B’ harness is open or shorted,Transmission Range Sensor ‘B’ circuit poor electrical connection

P2803 Description

The Engine Control Module (ECM) monitors the Transmission Range Sensor ‘B’ Circuit. The ECM sets the OBDII code when the Transmission Range Sensor ‘B’ Circuit signal is out of factory specifications.