Free API

U0147

NetworkModule Communicationlow severity

Lost Communication with Seat Control Module A

What U0147 Means

Cannot communicate with the driver seat control module.

Symptoms

  • Power seat not adjustable
  • Seat memory not working
  • Seat heater/cooler from module not working
  • Seat position not stored

Common Causes

  • Seat module failure
  • Wiring in seat track area
  • Module power loss
  • Fuse blown
  • Connector under seat disconnected

Diagnostic Steps

  1. Check seat module fuse
  2. Test power and ground
  3. Inspect wiring under seat
  4. Check connector under seat
  5. Try direct module communication
Where to start: Check under-seat connector first, often disconnected during cleaning or item retrieval.

Related Codes

U0140

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Wiring Data
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