Heating, Ventilation and Air Conditioning Control Module Scan Tool Information
Blower Motor ReplacementSecondary Air Injection System Description Engine Control
The Secondary Air Injection System aids in the reduction of hydrocarbon exhaust emissionsduring a cold start. This occurs when the start-up engine coolant temperature (ECT)is between −10 to +56°C (14–133°F), the intake air temperature (IAT) is greater than−10°C (14°F) and it has been more ...