Question 1

What does P0410 mean?

Accepted Answer

P0410 - Secondary Air Injection System Malfunction. Secondary air injection system — pumps fresh air into exhaust during cold start — has a malfunction.

Question 2

What are the symptoms of P0410?

Accepted Answer

Check engine light, Possible rough cold-start idle, No drivability issues when warm

Question 3

What causes P0410?

Accepted Answer

Failed air pump, Check valve stuck/failed, Air pump relay failure, Clogged air injection passages, Fuse blown

Question 4

How much does it cost to fix P0410?

Accepted Answer

Typical repair cost: $100-$800. On BMW, secondary air pump and check valve are known failures. Water intrusion into the pump is a common failure mode.

P0410 — Secondary Air Injection System Malfunction

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Common symptoms of P0410

Common causes of P0410

Repair cost & difficulty

Vehicles commonly affected

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