DTC P0411 Cadillac
Secondary Air System Malfunction
Secondary Air System Malfunction
Description
DTC P0110, P0115, P0116, P0130, P0131, P0132, P0134, P0150, P0151, P0152, P0154, P0171, P0172, P0174, P0175, P0300-P0306, P0412, P0418, P0440, P0442, P0443, P0446 and P0455 not set, ECT sensor from 65.8ºF-221ºF, IAT sensor from 41ºF-104ºF, engine at idle
Cause and Solution
AIR solenoid control circuit is open, shorted to ground or B+
AIR solenoid power circuit is open (test power from main relay)
AIR solenoid is damaged or has failed, or the PCM has failed
Video Guide
Diagnostic Info
- DTC Code: P0411
- Brand: Cadillac