P1445 Secondary Air Injection Switching Valve Stuck Closed Bank 2

Category: Powertrain - Auxiliary Emissions Controls
Severity: Check Engine Light
Applies to: Tundra, Sequoia

What does P1445 mean on a Toyota?

P1445 — Secondary Air Injection Switching Valve Stuck Closed Bank 2. This Toyota-enhanced code applies to Tundra, Sequoia.

Common causes of P1445

Seized bank 2 valve
Lost vacuum supply
Failed solenoid
Blocked passages
Cracked hose

How to fix P1445

Check vacuum at the bank 2 valve
Test solenoid function
Clean carbon from valve and passages
Inspect hoses
Replace the valve if stuck