Fault code P1467 – a step-by-step guide to diagnosing and fixing it

Error code P1467 is displayed and the check engine light is on - what does this mean?

The DTC P1467 is recognized by the OBD/EOBD system and indicates a problem with the turbocharger wastegate control circuit. This manufacturer-specific fault code mainly occurs in vehicles with turbocharging and indicates a fault in the boost pressure control.

What causes can this error code have?

• Defective wastegate actuator unit
• Damaged vacuum hose to the wastegate
• Loose or corroded plug connections on the turbocharger
• Defective boost pressure sensor
• Worn wastegate diaphragm
• Blocked or stuck wastegate flap
• Faulty turbocharger control unit
• Damaged wiring harness to the wastegate actuator

What symptoms occur in parallel with fault code P1467?

• Loss of power: Significantly reduced engine power, especially at higher engine speeds
• Irregular boost pressure: Fluctuating or too low boost pressure
• Starting problems: Difficult cold start characteristics
• Increased fuel consumption: Noticeably higher consumption due to inefficient combustion
• Uneven idling: Engine runs unevenly at idle speed
• Smoke development: Black or blue smoke from the exhaust

How can the problem with error code P1467 be rectified?

• The repair of error code P1467 requires a systematic diagnosis of the turbocharger components.
• Replacement of the defective wastegate actuator unit with an original part or equivalent replacement
• Replacing all vacuum hoses to the wastegate and checking for leaks
• Cleaning or replacement of the boost pressure sensor according to the manufacturer's specifications
• Complete overhaul of the turbocharger including wastegate mechanism
• Repair or replacement of the wiring harness between the control unit and wastegate actuator
• Reprogramming of the engine control unit after repair