Honda Civic
B123
The B123 error code in a 10th Generation Honda Civic (2016-2021) indicates a problem related to the air conditioning system, typically involving the A/C refrigerant pressure or the system's overall function.
1 SolutionB-CodeBody
B
Error Code Type
Body
Components
1 affected
HVAC
Symptoms
6 common
- •Check engine light illuminated
- •Air conditioning not cooling effectively
- •Unusual noises from the A/C compressor
- +3 more
Most Affected Generations
1 generation
FL
1
Top Affected Components
1 component
HVAC
1
Severity Levels
1 level
medium
1
Quick Facts
1
Total Solutions
1
Affected Components
6
Common Symptoms
1
Generations
All Solutions
Showing 1 of 1 solution for error code B123 across all generations.