OBD Guide
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U1283

Power Tailgate Control Unit Lost Communication With Rear MICU

U1283 is an OBD-II diagnostic trouble code meaning: Power Tailgate Control Unit Lost Communication With Rear MICU. Common causes: open or short circuit in wiring harness, electronic cover control unit malfunction. Estimated repair cost: $56–278.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$56–278 (est.)

Symptoms

  • Electronic trunk lid does not open/close
  • Fault indication on the dashboard
  • Electronic cover intermittent operation
  • Lack of response to control buttons

Causes

  • Open or short circuit in wiring harness
  • Electronic cover control unit malfunction
  • Problems with the rear MICU module
  • Poor contact in connectors
  • Problems with module power supply

How to Fix

  1. Check the integrity of the wiring harness between the modules
  2. Inspect connectors for corrosion or damage
  3. Check power and ground of both modules
  4. Scan both modules for additional errors
  5. If necessary, replace the faulty module

Related codes

U1281U1282U1284

FAQ

What does the U1283 code mean?

U1283 is an OBD-II diagnostic trouble code that indicates: Power Tailgate Control Unit Lost Communication With Rear MICU

What causes a U1283 error code?

The most common causes of U1283 include: Open or short circuit in wiring harness; Electronic cover control unit malfunction; Problems with the rear MICU module; Poor contact in connectors.

How do I fix a U1283 diagnostic trouble code?

To fix U1283: Check the integrity of the wiring harness between the modules. Inspect connectors for corrosion or damage. Check power and ground of both modules. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U1283?

Yes, but get it checked soon

How much does it cost to fix U1283?

The estimated repair cost for U1283 is $56–278. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat