P2441 Code: Secondary Air Injection System Issues in Toyota Tundras
Sub-Title: Understanding the Cause and Symptoms
What is the P2441 Code?
The P2441 diagnostic trouble code (DTC) indicates a problem with the secondary air injection (SAI) system in Toyota Tundra vehicles. The SAI system is responsible for injecting air into the exhaust system to help reduce harmful emissions during cold engine starts.
Symptoms of the P2441 Code
Vehicles with the P2441 code may experience the following symptoms:
- Illuminated check engine light
- Limp mode (reduced engine power)
- Rough idle
- Increased emissions
Potential Causes of the P2441 Code
The P2441 code can be caused by several issues, including:
- Faulty air injection pump valve
- Leaking supply tubes
- Malfunctioning vacuum switching valve
- Electrical issues
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