Mopar Secondary Air Injection Check Valves
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Part Number: MOP68042314AA
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$243.49
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WARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
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P0412 Code: Secondary Air Injection System Switching Valve “A” CircuitA typical SAI system has a check valve that protects other components from reverse exhaust flow, as well as various air management valves. Once the powertrain control module (PCM) detects an issue with the SAI system, it will log a P0412 code.
What Does the P0412 Code Mean?
P2443 Code: Secondary Air Injection System Switching Valve Stuck Closed Bank 2Diagnostic trouble code (DTC) P2443 stands for “Secondary Air Injection System Switching Valve Stuck Closed Bank 2.”
The SAI system has a pump that pulls in fresh air through an external filter and passes through each exhaust port before it reaches the connecting hoses or manifold.
P2440 Code: Secondary Air Injection System Switching Valve Stuck OpenThe secondary air-injection system has a smog pump or thermactor pump that’s either electric or driven by a belt from the crankshaft pulley. The pump pulls fresh air through a filter and pushes the air to each exhaust port through connecting hoses or a manifold. If the powertrain control module