Isuzu Amigo / Axiom / Trooper / Rodeo / VehiCross. Manual - part 1336

6E1–420

RODEO Y22SE 2.2L ENGINE DRIVEABILITY AND EMISSION

Inspection Procedure

Inspect in–tank fuel filter for tears, damage or evidence of
dirt derbies or water in the fuel. If any of these condition
exist, replace the in–tank fuel filter.

041RX003

Installation Procedure

1. Insert the fuel pump assembly into fuel tank and place

them at its position.

041RX002

2. Using J–39763, twist fuel pump assembly clock wise

into the lock.

901RX036

3. Install the fuel tank. Refer to Fuel Tank Installation

Procedure.

4. Install the fuel pump relay.
5. Connect the negative battery cable.

041RX004

6E1–421

RODEO Y22SE 2.2L ENGINE DRIVEABILITY AND EMISSION

Fuel Pump Relay

Removal Procedure

1. Remove the fuse and relay box cover located right

side of engine room.

2. Determine correct relay by consulting to the diagram

on the cover.

3. Insert a small screwdriver or use thumb pressure to

release the retainer of the relay.

4. Pull the relay straight up and out of the fuse and relay

box.

Installation Procedure

1. Inserts the relay into the correct place in the fuse and

relay box with the catch slot aligned to retainer.

2. Press down until the catch of retainer engages.
3. Install fuse and relay box cover.

014RW089

Fuel Rail Assembly

Removal Procedure

NOTE:

D

Use care when removing the fuel rail assembly in
order to prevent damage to the injector electrical
connector terminal and the injector spray tips.

D

Fitting should be capped and holes plugged during
servicing to prevent dirt and other contaminants from
entering open lines and passage.

IMPORTANT:

An eight–digit identification number is

stamped on side of the fuel rail. Refer to this number when
you service the fuel rail or when a replacement  part is
required.

014RX035

1. Depressurize the fuel system. Refer to Fuel Pressure

Relief Procedure. 

2. Disconnect the fuel inlet at the rear of the engine.
3. Disconnect the fuel return line at front of the engine.
4. Disconnect the injector electrical connectors.
5. Remove the nuts holding wiring harness onto fuel rail.
6. Remove the bolts retaining fuel rail to the intake

manifold.

Lift up the injectors carefully to separate them from intake
manifold.

Lift up the fuel rail with injectors as assembly. Do not sep-
arate the fuel injectors from fuel rail.

If an injector become separated from fuel rail, injector
backup O–ring and injector retainer clip must be replaced.

Drain residual fuel from fuel rail into an approved contain-
er.

014RX036

6E1–422

RODEO Y22SE 2.2L ENGINE DRIVEABILITY AND EMISSION

7. If removal of fuel pressure regulator is necessary.

Refer to Fuel Pressure Regulator Removal
Procedure. 

8. If removal of fuel injector is necessary. Refer to Fuel

Injectors Removal Procedure. 

014RX037

Installation Procedure

1. Install the fuel injectors if necessary. Refer to Fuel

Injector Installation Procedure. 

2. Install the fuel pressure regulator if necessary. Refer

to Fuel Pressure Regulator Installation Procedure. 

3. Place the fuel injector rail assembly on the manifold

and insert the injectors into each port by pushing fuel
rail.

014RX037

4. Install two fuel rail retaining bolts. Tighten fuel rail

retaining bolts to 19 Nm (14 lb ft)

5. Place wiring harness in its place and secure it with two

nuts.

6. Connect electrical connector to each fuel injector.

014RX036

7. Connect the fuel supply line securely. Do not over

tighten.

8. Connect the fuel return line securely. Do not over

tighten.

9. Connect the negative battery cable.

10. Crank the engine until it start. Cranking the engine

may take longer than usual due to trapped air in the
fuel system. Check for leak. If fuel leak is observed,
stop engine immediately. Before correct fuel leak, be
sure to depressurize system again.

014RX035

6E1–423

RODEO Y22SE 2.2L ENGINE DRIVEABILITY AND EMISSION

Fuel Tank

Removal Procedure

1. Disconnect the negative battery cable.
2. Remove fuel filer cap.
3. Drain the fuel from fuel filler neck.
4. Disconnect the fuel filler hose at fuel tank.
5. Disconnect the air breather hose at the fuel tank.
6. Disconnect the evaporator hose at the fuel tank.
7. Hold entire fuel tank at the bottom with stands.
8. Disconnect fuel supply lines and fuel return line at

near the fuel filter inside of body frame.

041RX005

9. Remove four bolts (two in front and two in rear)

holding fuel tank to the frame.

10. Lower tank assembly from the vehicle a little to make

access space on top.

11. Disconnect  two electrical connectors at fuel pump.

041RX006

12. Remove fuel tank assembly from the vehicle.
13. Remove four nuts retaining tank under guard to the

tank.

14. Remove the tank from the guard.

041RX002

Installation Procedure

1. Secure fuel tank into under guard with four retaining

bolts, if necessary.

2. Place the fuel tank assembly onto stands.
3. Lift the fuel tank assembly near the position.
4. Connect two electrical connectors at fuel pump.
5. Lift the fuel pump to its position and secure it with four

mounting bolts. Make sure that all hoses and fuel
lines are out of way between the fuel tank and the fuel
tank bracket. Tighten the fuel tank retaining bolts to
36 Nm (27 lb ft).

041RX007

6. Connect fuel supply and return lines.