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Home >> Jeep >> 2010 >> Grand Cherokee SRT-8 >> Repair and Diagnosis >> Transmission >> Transfer Case >> Final Drive Control Module (FDCM) - Electrical Diagnostics >> DTC Troubleshooting >> DTC C1402: Transfer Case Range Select Switch Circuit High >> Possible Causes

Possible Causes

Possible Causes 
(K504) DRIVETRAIN 5 VOLT SUPPLY CIRCUIT SHORTED TO VOLTAGE
(K977) MODE SELECT CIRCUIT SHORTED TO VOLTAGE
TRANSFER CASE SELECTOR SWITCH (Z907) GROUND CIRCUIT OPEN
TRANSFER CASE SELECTOR SWITCH
FINAL DRIVE CONTROL MODULE (FDCM)
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