Secondary air injection pump motor, checking
WARNING: This page does not describe the selected car, but rather 20 other vehicles, including the 2009 Volkswagen Golf, 2008 Volkswagen Golf, 2007 Volkswagen Golf, 2006 Volkswagen Golf, and 2005 Volkswagen Jetta. However, it is still accessible from the selected car via links, so may be relevant.
Requirements
- Fuse for secondary air injection pump in battery main fuse holder must be OK.
- Secondary air injection pump vacuum lines not blocked or kinked
Work sequence
- Remove engine cover.
- Remove pressure hose in secondary air injection pump motor.
- Activate secondary air injection pump relay via final control diagnosis. Refer to Adapting components and functions , Adapting functions and components.
Secondary air injection pump motor must run at intervals and air must exit at outlet union.
If motor runs but no air is pumped out:
- Replace secondary air injection pump motor.
If secondary air injection pump motor does not run at intervals:
- Check activation of secondary air injection pump motor. Refer to Adapting components and functions .