Grand Vitara 4WD V6-2.5L (2003)
2. Check if insulator (1) is scored or damaged. If it is, replace with new one. Install insulators and cushions (2) to intake manifold.
3. Apply thin coat of fuel to O-rings (1) and then install injectors into delivery pipes (right and left) and intake manifold. Make sure that injectors
rotate smoothly. If not, probable cause is incorrect installation of O-ring or grommet (2). Replace O-ring with new one.
4. Tighten delivery pipe bolts and make sure that injectors rotate smoothly
5. Install fuel connect pipe (1) and tighten union bolts to specified torque with new gaskets (3).
Tightening torque
Fuel connect pipe union bolt (b): 30 N.m (3.0 kg-m, 22.0 lb-ft)
6. Install fuel feed pipe (2) and tighten union bolt to specified torque with new gaskets.
Tightening torque
Fuel feed pipe union bolt (a): 30 N.m (3.0 kg-m, 22.0 lb-ft)
7. Connect vacuum hose (5) and fuel return hose (4) to fuel pressure regulator.
