P1131 CHRYSLER Glow Plug Control Module Internal Fault-Voltage Supply Concern

Possible causes

– Faulty Glow Plug Control Module
– Glow Plug Control Module harness is open or shorted
– Glow Plug Control Module circuit poor electrical connection

When is the obd code mean?

The Engine Control Module (ECM) has detected a concern in the Glow Plug Control Module

Symptoms

– Engine Light ON (or Service Engine Soon Warning Light)

P1131 CHRYSLER OBD Code Description

Glow Plug Control Module (GPCM)