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Home >> Jeep >> 2021 >> Gladiator Mojave, Part Time T/Case Control, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 31 (Communication - Non-DTC Based Diagnostics) >> Diagnosis And Testing >> Checking Can-C Bus Using MOPAR Scope >> 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
DEALER INSTALLED EQUIPMENT
ECU POWER SUPPLY (FUSED B+/IGNTION) RELATED CIRCUIT(S) OPEN CIRCUIT, SHORTED TO GROUND OR ANOTHER CIRCUIT
ECU GROUND CIRCUIT(S) OPEN/HIGH RESISTANCE
ECU CAN BUS CIRCUIT(+/-) OPEN/HIGH RESISTANCE, SHORTED TO GROUND, TOGETHER, VOLTAGE, OR ANOTHER CIRCUIT
STAR CONNECTOR (IF EQUIPPED)
ECU

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