Fault codes › P2054

P2054

Reductant Injector Circuit Low Bank1 Unit 2

Auxiliary Emissions Control High severity Hard repair
Free on OBD DashX

Want real-world data on P2054?

See which problems come with P2054, how often it shows up in other vehicles, and how to fix it — step by step.

  • Real-world fix data
  • How often it happens
  • Step-by-step repairs
See P2054 on OBD DashX No sign-up needed · available in 10 languages

iWhat P2054 means

  • Low input in reductant injector circuit bank 1 unit 2 (2nd reduntant injector circuit)

Log in to see the full breakdown

This is a manufacturer-specific code. Free CaRPM account, no card needed.

Symptoms Causes Related parts Solutions
Log in to read more
Free on OBD DashX

P2054 on OBD DashX

Real-world causes, how often this code shows up, and the fix — step by step.

Open P2054 No sign-up needed · available in 10 languages

Search fault codes

Scan your own car

Read and clear fault codes, live data and service resets with the CaRPM app.