Turbocharger/Supercharger Boost Control B Module Performance
Turbocharger/Supercharger Boost Control B Module Performance: the component is electrically intact but its response does not match the command. This affects turbo/supercharger boost-pressure control.
Affected components
- Boost control module b
Common causes
- High likelihood: Module B internal fault
- Low likelihood: Module software outdated, reflash may resolve
- Low likelihood: Supply voltage outside specification
Possible symptoms
- Charge status indicator shows fault
- Charging may not start or interrupts
- Slower-than-expected charge rate
Diagnostic notes
- The malfunction indicator lamp may illuminate
- This code can affect emissions
- A drive cycle may be required after repair
- Reduced-power or limp mode may occur
Related codes
Sources
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.