Audi Workshop Service and Repair Manuals > A4 Mk3 > Vehicle electrics | Electrical system | Starter-current supply-CC | Battery | Removing and installing battery isolation igniterN253

Start/stop system > < Preparations for back-up power supply of battery

Removing and installing battery isolation igniterN253

Removing and installing battery isolation igniter -N253-

If battery isolation igniter -N253- is defective or has tripped, renew battery isolation igniter -N253- → Rep. gr.69.

Vehicle electrics
Electrical system / Starter-current supply-CC
Battery
Removing and installing battery isolation igniterN253

Start/stop system > < Preparations for back-up power supply of battery