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U0102 — Lost Communication with Transfer Case Control Module

Communication lost with the transfer case module on 4WD/AWD vehicles.

Severity: MediumRepair: $100-$800Difficulty: Medium

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Common symptoms of U0102

Common causes of U0102

Repair cost & difficulty

Typical cost to fix U0102: $100-$800 · Difficulty: Medium

Pro tip: Check fuses and connector to transfer case module first.

Vehicles commonly affected

4WD/AWD vehicles — Jeep, Ford, GM trucks

Related trouble codes

U0100

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ScanFixAI is a diagnostic aid, not a substitute for professional repair. Cost estimates are typical ranges and vary by vehicle and region.