Tesla Model S
P0174
The P0174 code indicates a "System Too Lean (Bank 2)" issue in a Tesla Model S (2012-2020), which suggests that the engine is not receiving enough fuel or there is excess air entering the system on bank 2.
26 SolutionsP-CodePowertrain
P
Error Code Type
Powertrain
Components
2 affected
EngineFuel System
Symptoms
10 common
- •Check engine light illuminated
- •Decreased engine performance
- •Rough idle or stalling
- +7 more
Most Affected Generations
1 generation
Plaid
26
Top Affected Components
2 components
Engine
25
Fuel System
1
Severity Levels
2 levels
high
21
medium
5
Quick Facts
26
Total Solutions
2
Affected Components
10
Common Symptoms
1
Generations
All Solutions
Showing 26 of 26 solutions for error code P0174 across all generations.