Actuation of Fuel pump 2 relay -J49-
WARNING: This page is about a different car, the 2003 Audi RS 6. However, it is still accessible from the selected car via links, so may be relevant.
- Touch > key.
Indicated on VAS 5051:
- - Control element test waiting - Selection of next step required
- 12 - Fuel pump 2 relay -J49-
- Touch > key again.
Indicated on VAS 5051:
- - Control element test in progress - Selection of next step permitted
NOTE:
- The Fuel pump relay 2 -J49- is not an actual component installed in the vehicle. The term "Fuel pump 2 relay -J49-" refers to the wiring from the engine control module to the fuel pump control module, via which the engine control module informs the fuel pump control module that full pump output is required. Refer also to FUEL PUMP CONTROL MODULE -J538-, CHECKING .
- During actuation of "Fuel pump 2 relay -J49-" the engine control module switches off the actual fuel pump relay.