Powertrain
generic / SAE
P056F
Cold Start Turbocharger Boost Control B Performance
Cold Start Turbocharger Boost Control B Performance: the component is electrically intact but its response does not match the command. This affects turbo/supercharger boost-pressure control.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number5 / 6F
Possible causes
- Actuator sticking when cold high
Symptoms
- Charge status indicator shows fault
- Charging may not start or interrupts
- Slower-than-expected charge rate
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 200–1500 €
- Estimated time: 1.5–5 h
- Component: turbocharger b
- Component: wastegate b
- Component: vgt actuator b
- MIL / check engine light
- emissions-relevant
Sources
References
sae:J2012