Code U1733 reports a loss of communication with the audio or Bluetooth control unit. On the Fiat 500 1.3 Multijet with Bluetooth it is accompanied by abnormal battery drain and a flashing odometer.
- System
- Electronics
- Component
- Bluetooth control unit
- Fault
- Abnormal battery drain and a flashing odometer on the instrument cluster.
- Typical symptoms
-
- Abnormal battery drain
- Flashing odometer on the instrument cluster
- Vehicles affected
-
- Fiat 500 1.3 Multijet — vehicles with a Bluetooth system
- Main code
-
- U1733 No communication with the audio or Bluetooth control unit
- Related codes
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- B1000 Instrument control unit, instrument cluster, fault
- B1009 Battery voltage, alternator or battery
- B1021 Right-hand rear side lights, wiring fault
- B1090 Headlight connection, fault
- B1091 Courtesy light, fault
- B10AA Proxy alignment check
- U0019 Low-speed CAN data bus, communication fault
- U0426 Auxiliary heater control module, invalid data received
- U1411 IBS, intelligent battery sensor
On this fault the diagnostic tool often returns several codes together.
- Solution
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See the repair procedure verified on Sema Repair.
The cause and the repair are on Sema Repair
On Sema Repair this code is linked to verified case studies, with the confirmed cause case by case, the job step by step, indicative times, the manufacturer's notes and a photograph of the component with the point of intervention highlighted.