DEF supply - DEF suction line from the tank header to the PEU
I - DEF Tank Header
DEF
Outlet/suction
DEF supply - PEU to injector
K - PEU
DEF Outlet/pressure
DEF return - DEF Injector to Tank Header
M - DEF
Injector
DEF
outlet
A&I manual Publication TPD 1832 – Production issue 3.
J - PEU
Fig 5.3
L - DEF Injector
Fig 5.4
N - DEF Tank
Header
Fig 5.5
1204F - DEF System Supplement
DEF Inlet
DEF inlet
DEF
inlet/return
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