LEMON Manuals: Even more car manuals for everyone
Home >> Jeep >> 2021 >> Gladiator Mojave, Part Time T/Case Control, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 107 (Body Control Module (BCM) - DTCS B193D-13 To B2204-56) >> DTC Troubleshooting >> B2121-15-Ignition Run Control 1-Circuit Short To Battery Or Open >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2022 Chrysler Voyager and 2022 Chrysler Pacifica. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
IGNITION RUN CONTROL OUTPUT CIRCUIT OPEN
IGNITION RUN CONTROL OUTPUT CIRCUIT SHORTED TO VOLTAGE
POWER DISTRIBUTION CENTER (PDC) ASSEMBLY GROUND CIRCUIT OPEN
RUN 1 RELAY (INTEGRAL TO THE POWER DISTRIBUTION CENTER (PDC) ASSEMBLY)
BODY CONTROL MODULE (BCM)

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  .