Communication Bus Line Error


Table of contents

U1280 ACURA Possible Causes

  • Check battery charge
  • Faulty Control Unit
  • Control Unit harness is open or shorted
  • Control Unit circuit poor electrical connection
  • Faulty Multiplex Integrated Control Unit (MICU)

How do I fix code U1280 ACURA?

  Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.

Cost of diagnosing the U1280 ACURA code

  The cost of diagnosing the U1280 ACURA code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

U1280 ACURA Description

  The Diagnostic Trouble Code (DTC) sets when there is a Communication Bus Line Error between any of the following control units:
– Passenger’s MICU
– Gauge Control Unit
– Power Control Unit
– Keyless Access Control Unit
– Remote Slot Control Unit
– Immobilizer-keyless Control Unit
– Climate Control Unit
– Power Seat Control Unit
– Handsfreelink Control Unit
– Acuralink Control Unit
– Audio Unit
– Audio-Navigation Unit
– Power Tailgate Control
– BSI Control Unit
– Driver’s MICU

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