B2563 – High Voltage To Body Control Module

B2563 Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

B2563 Possible Causes

Faulty Body Control Module,Body Control Module harness is open or shorted,Body Control Module circuit poor electrical connection

B2563 Description

The Engine Control Module (ECM) monitors the Power Supply Voltage to Body Control Module (BCM). The ECM sets the OBDII code when the power supply voltage to BCM remains less than 8.8 V for 1.5 seconds or more.