SW-EM Fuses, Allocation and Troubleshooting 122 (12V) Fuseblock Showing a temporary modern 25A fuse holder installed, also soldered rivets. It looks pretty good, but is definitely not a SwEm reworked FB because the link between right side of Fuse 1 and 2 is not tinned and bridged with solder (and my units would always have that!). there's no ACZP in sight (and my units would always have that too!) Volvo 122 Fuse Box | Wiring Diagram Volvo 122 Fuse Box - options -indexes. in our garage fixing decades of automotive wiring hacks Volvo 122 Fuse Box. Source. sw em fuses, allocation and troubleshooting Volvo 122 Fuse Box. Source. details about volvo lucas original 122 amazon fuse box and labeling insert 669430 Volvo 122 Fuse Box.