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Home/DTC Codes/Aston Martin/DB9/2004-2016 6.0L V12/U0169
U0169

Lost Communication with Fuel Level Control Module

2004-2016 Aston Martin DB9 6.0L V12

Low SeverityNetworkGeneric (SAE)

Description

Cannot communicate with the fuel level sender or fuel gauge control module.

Symptoms

  • Fuel gauge not reading
  • Fuel level stuck at one position
  • Low fuel warning inaccurate
  • Range calculator not working

Common Causes

  • Fuel level module failure
  • CAN bus wiring
  • Module power loss
  • Fuel sender failure
  • Fuse blown

Diagnostic Steps

  1. Check fuel gauge module fuse
  2. Test power and ground
  3. Check CAN wiring
  4. Test fuel level sender resistance
  5. Inspect fuel tank wiring connector

Repair Notes

Check fuses and fuel sender. Fuel sender is most common failure point.

Related Codes

U0140Lost Communication with Body Control Module

Other Network Codes

U0169 on Other Vehicles

Aston Martin DB11

2016-2024 4.0L V8 Twin Turbo

Aston Martin DB11

2016-2024 5.2L V12 Twin Turbo

Aston Martin DB7

1994-2003 3.2L I6 Supercharged

Aston Martin DBS Superleggera

2019-2024 5.2L V12 Twin Turbo

Aston Martin DBX

2020-2024 4.0L V8 Twin Turbo

Aston Martin Vantage

2005-2024 4.7L V8

Aston Martin Vantage

2018-2024 4.0L V8 Twin Turbo

Common Questions

What does code U0169 mean on a 2004-2016 Aston Martin DB9?

U0169 stands for "Lost Communication with Fuel Level Control Module". Cannot communicate with the fuel level sender or fuel gauge control module.

What are the symptoms of U0169 on a Aston Martin DB9?

Common symptoms of U0169 include: Fuel gauge not reading, Fuel level stuck at one position, Low fuel warning inaccurate, Range calculator not working.

What causes U0169 on a 2004-2016 Aston Martin DB9?

Common causes of U0169 include: Fuel level module failure, CAN bus wiring, Module power loss, Fuel sender failure, Fuse blown.

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