B117B Code: Meaning, Causes, and Symptoms | OBD2 Codes

B117B – Latch Motor Circuit Open

 

B117B Possible Symptoms

 

Engine Light ON (or Service Engine Soon Warning Light)

 

B117B Possible Causes

 

Faulty Latch Motor,Latch Motor harness is open or shorted,Latch Motor circuit poor electrical connection,Faulty Liftgate/Trunk Module (LTM)

 

B117B Description

 

The Liftgate/Trunk Module (LTM) monitors the Latch Motor. The LTM sets the OBDII code when a continuous memory and on-demand Diagnostic Trouble Code (DTC) that sets when the LTM detects an open on the latch motor circuit(s). The LTM determines the circuit(s) is open when it detects no current change upon latch motor activation.