P2432 Mazda Secondary Air Injection System Pressure Sensor Circuit Low Voltage

P2432 Mazda Secondary Air Injection System Pressure Sensor Circuit Low Voltage

Possible causes
– Faulty AIR Pressure Sensor
– AIR Pressure Sensor harness is open or shorted
– AIR Pressure Sensor circuit poor electrical connection
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
P2432 Mazda Description

The Secondary Air Injection (AIR) System aids in the reduction of hydrocarbon exhaust emissions during a cold start-up. This occurs when the start-up engine coolant temperature (ECT) is between 5-50

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