Toyota Highlander
B2579
The B2579 code in a Toyota Highlander (Fourth Generation, 2020-present) indicates a malfunction in the keyless entry system, specifically related to the Smart Key ECU.
1 SolutionB-CodeBody
B
Error Code Type
Body
Components
1 affected
Electrical
Symptoms
5 common
- •Keyless entry system not functioning
- •Difficulty starting the vehicle using the push-button ignition
- •"Key not detected" warning on the dashboard
- +2 more
Most Affected Generations
1 generation
XU70
1
Top Affected Components
1 component
Electrical
1
Severity Levels
1 level
medium
1
Quick Facts
1
Total Solutions
1
Affected Components
5
Common Symptoms
1
Generations
All Solutions
Showing 1 of 1 solution for error code B2579 across all generations.
Related Pages
Explore related error codes and pages