B18E3 Code: Meaning, Causes, and Symptoms | OBD2 Codes

B18E3 – Power Liftgate Front Zone Switch Circuit Low

 

B18E3 Possible Symptoms

 

Engine Light ON (or Service Engine Soon Warning Light)

 

B18E3 Possible Causes

 

Faulty Liftgate Switch Sense,Liftgate Switch Sense harness is open or shorted,Liftgate Switch Sense circuit poor electrical connection,Faulty Power Liftgate Module

 

B18E3 Description

 

The Power Liftgate Module monitors the Power Liftgate Front Zone Switch Circuit. When the Power Liftgate Module senses a voltage of less than 2.0 volts on the Liftgate Switch Sense circuit for longer than 10 seconds, this code will set.