P0411 OBD Trouble Code
1 result found
| Type | Powertrain - Auxiliary Emission Controls - ISO/SAE Controlled |
|---|---|
| Description | Too Little or Too Much Secondary Air Conditions |
| Cause | Engine warm-up completed, time since startup 11 minutes, engine at idle speed (over 700 rpm), then the A/F mixture shifted rich by 10% for 18 seconds and the PCM detected that the HO2S-11 did not switch rich, or with the AIR solenoid commanded on, the HO2S-11 did not switch lean. Refer to Monitor Test, code repair chart to test this code. |
Try also: https://www.obd-codes.com/p0411
