P0418 Diagnostic Trouble Code Discussion for August 2019
Secondary AIR System Pump Relay Control Circuit Malfunction (Bank 1)
Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.Trouble Ticket Help Requests for DTC P0418
| Help Request | Posted | |
| 2005 Toyota 4Runner Limited 4.7L Limp home mode VIN: JTEBT17R35 P0418: Secondary Air Injection System Malfunction. ... & P2445 which we have seen many times. The air pump was lock up. Replace air pump & air control valve, remove both back valves, disassemble & clean out. After 3 cold start ups will set the same codes. Test inputs to the air pump controller ... |
August 16, 2019 |
