WHAT ARE SUBARU AIR PUMPS AND HOW TO TROUBLESHOOT | PASNY GEAROLOGY

CHAPTERS:
0:00 - INTRO
0:25 - WHY AIR PUMPS EXIST
0:54 - AIR PUMP SYSTEM/HOW IT WORKS
2:09 - AIR PUMP SOLENOIDS
2:42 - BAROMETRIC SENSOR
3:00 - WHY AIR AIR PUMPS BREAK OR MALFUNCTION
3:27 - HOW TO BENCH TESTING AIR PUMPS
3:58 - AIR PUMP REVIEW

There are a range of fault codes that indicate an issue with your secondary air pump system. The fault code and the fault meanings are listed below:

P0410 – Secondary Air Pump System
P0413 – Secondary Air Pump A Open
P0414 – Secondary Air Pump A Shorted
P0418 – Secondary Air Pump Relay A
P2432 – Secondary Air Pump Circuit Low
P2433 – Secondary Air Pump Circuit High
P2441 – Secondary Air Pump Valve 1 Stuck Closed
P2444 – Secondary Air Pump 1 Stuck on B1

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