See detailed specs, features, packages and dimensions by trim level for the 2024 Ford Transit-350. ... 4/7 pin connector assembly and rear jumper and relay system for backup/B+/running lights; ...

The 700-watt cooling fan system is the same except it needs a relay to work, which is why the repair for it uses an auxiliary relay box with a jumper wire to connect to the system. See All 37 Photos ...