U0147
Lost Communication With Serial Data Gateway Module B
U0147 is an OBD-II diagnostic trouble code meaning: Lost Communication With Serial Data Gateway Module B. Common causes: broken or damaged wires in the communication circuit, data gateway module b fault. Estimated repair cost: $56–167.
Symptoms
- Check Engine Light Is On
- Malfunction of various vehicle systems
- Problems with diagnostics via OBD-II connector
- Unstable operation of electronic systems
- There may be malfunctions in the operation of the dashboard
Causes
- Broken or damaged wires in the communication circuit
- Data Gateway Module B fault
- Module power problems
- Short circuit in the circuit
- Software errors in the ECU
How to Fix
- Check the integrity of the wiring harness to module B
- Check connections and connector contacts
- Check fuses associated with the module
- Scan for other error codes
- Diagnose the data gateway module
- Replace the data gateway module if necessary
Related codes
Error U0147 by Vehicle Brand
FAQ
What does the U0147 code mean?
U0147 is an OBD-II diagnostic trouble code that indicates: Lost Communication With Serial Data Gateway Module B
What causes a U0147 error code?
The most common causes of U0147 include: Broken or damaged wires in the communication circuit; Data Gateway Module B fault; Module power problems; Short circuit in the circuit.
How do I fix a U0147 diagnostic trouble code?
To fix U0147: Check the integrity of the wiring harness to module B. Check connections and connector contacts. Check fuses associated with the module. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U0147?
Yes, but get it checked soon
How much does it cost to fix U0147?
The estimated repair cost for U0147 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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