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Home >> Jeep >> 2012 >> Grand Cherokee Laredo, AWD >> Repair and Diagnosis >> Transmission >> Transfer Case >> Drivetrain Control Module (DTCM) - Electrical Diagnostics >> DTC Troubleshooting >> C1403-8F-Transfer Case Range Position Sensor - Erratic >> Set Condition:

Set Condition:

The Drive Train Control Module (DTCM) detects excessive voltage fluctuation on the Mode Sensor Signal circuit.