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Home >> Jeep >> 2019 >> Grand Cherokee Laredo, AWD, Automatic T/Case Control >> Repair and Diagnosis >> External Pages >> Different car >> Section 47 ((Drivetrain Control Module (DTCM) - Electrical Diagnostics)) >> DTC Troubleshooting >> C1406-12-Transfer Case Brake Control - Circuit Short To Battery >> Possible Causes
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Possible Causes

WARNING: This page is about a different car, the 2018 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
(T301) SWITCH BATTERY SOLENOID SUPPLY CIRCUIT FOR AN OPEN OR HIGH RESISTANCE
(T317) STEP MOTOR CONTROL D CIRCUIT FOR AN OPEN OR HIGH RESISTANCE
(T301) SWITCH BATTERY SOLENOID SUPPLY CIRCUIT SHORTED TO ANOTHER CIRCUIT
(T317) STEP MOTOR CONTROL D CIRCUIT SHORTED TO ANOTHER CIRCUIT
TRANSFER CASE SHIFT MOTOR
DRIVETRAIN CONTROL MODULE (DTCM)

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