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P0418 Diagnostic Trouble Code Discussion for September 2006

Secondary AIR System Pump Relay Control Circuit Malfunction (Bank 1)


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Trouble Ticket Help Requests for DTC P0418
Help Request Posted
2000 Chevrolet Venture 3.4L MIL Lamp on VIN: 1GNDX03E6Y
P0418: Secondary AIR System Pump Relay Control Circuit Malfunction (Bank 1). Hi. I hope someone can help. I ran sec air pump thru scanner...pump runs...no change in O2 sensor readings. Turns out there is no power supply to the vacuum solenoid that controls the air pump check valves. Can anyone tell me where the power supply to the sole...
September 13, 2006
2000 Chevrolet Venture 3.4L MIL Lamp on VIN: 1GNDX03E6Y
P0418: Secondary AIR System Pump Relay Control Circuit Malfunction (Bank 1). Hi. I hope someone can help. I ran sec air pump thru scanner...pump runs...no change in O2 sensor readings. Turns out there is no power supply to the vacuum solenoid that controls the air pump check valves. Can anyone tell me where the power supply to the sole...
September 13, 2006