P1454 — BMW — Secondary Air Injection Pump With Series Resistor Control Circuit Electrical

P1454 (BMW): Secondary Air Injection Pump With Series Resistor Control Circuit E… — what it means, the affected system and what to check before replacing parts.

Meaning, symptoms, causes and checks

Secondary Air Injection Pump With Series Resistor Control Circuit Electrical. Source catalogue definition; confirm applicability using vehicle service information.

Affected system: Powertrain