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P2432 Diagnostic Trouble Code Discussion for January 2012

Secondary Air Injection System Pressure Sensor Circuit Low Voltage

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Trouble Ticket Help Requests for DTC P2432
Help Request Posted
2008 Isuzu Ascender S 4.2L MIL Lamp on VIN: 4NUDS13S38
P2432: SA pressure sensor circuit low voltage. I have an Ascender (trail blazer , envoy) with above codes. I have disconnected the hoses at the air cleaner and solenoid valve, started engine and have plenty of air flow. When i activate the pump and the valve the o2 voltage drops to 0V. I do not find a pid ...
January 02, 2012