Glow Plug System, Checking
WARNING: This page is about a different car, the 2013 Audi A3, 2012 Audi A3, 2011 Audi A3, and 2010 Audi A3. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Component Location Of Secondary Air Injection (Air) Pump Relay J299, New Version Of Relay Carrier
1 - Automatic glow time control module -J179-
The pre-glow system is controlled by the automatic glow time control module. The automatic glow time control module is On Board Diagnostic (OBD) capable.
If there is a malfunction in the preglow system, a fault will be stored in the Engine Control Module (ECM).
Checking the preglow system is explained in "Guided Fault Finding".
Electronically controlled glow plugs with a separate glow plug control module was installed in order to reach a quick starting function.
Each glow plug is controlled and diagnosed individually.