GDI ± Injector
13A-113
4. Align the mating marks on the delivery pipe assembly
and the fuel injector, and then install the delivery pipe
assembly with the injector assembly still attached.
5. Install the delivery pipe and fuel injectors to the cylinder
head, and then tighten them provisionally.
6. Install the injector holders and washers, and then tighten
them to the specified torque.
Caution
Observe the tightening torque.
7. Tighten the delivery pipe and fuel injectors to the specified
torque in the order shown in the illustration.
" CA BACK-UP RING B/O-RING/BACK-UP RING A
INSTALLATION
Install the back-up rings and the O-ring as shown in the
illustration.
Caution
Install the back-up ring B facing its cutaway surface toward
the opposite side of the O-ring as shown in the illustration.
" DA FUEL FEED PIPE INSTALLATION
Apply a small amount of fresh engine oil to the O-ring.
Caution
Take care not to let any of the engine oil get inside the
fuel pump (high pressure), fuel pressure regulator (high
pressure) and delivery pipe.
Mat-
ing
marks
Fuel injector
Delivery pipe
assembly
3
1
2
4
Cutaway
surface
Back-up ring A
O-ring
Back-up ring B
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