Isuzu Amigo / Axiom / Trooper / Rodeo / VehiCross. Manual - part 1400

6E2–51

RODEO 6VD1 3.2L ENGINE DRIVEABILITY AND EMISSIONS

4. Select F4: Instruments in the Miscellaneous Menu.

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5. Select F0: Fuel Gauge level.

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6. Push “Decrease” or “Increase” soft key.

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7. Control Fuel Level and check data list.
8. If data list and Fuel gauge meter changes, Fuel

Gauge level is normal.

9. Select F1: Tachometer Control Test.

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6E2–52

RODEO 6VD1 3.2L ENGINE DRIVEABILITY AND EMISSIONS

10. Push “Inactive” or “active” soft key.

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11. Control tachometer and data list.

12. If data list and meter changes, the tachometer control

is normal.

EGR Control Test

This test is conducted check EGR valve for proper
operation.
Tech 2 must be used for this test.
Test Procedure:

1. Connect Tech 2 to the vehicle DLC.
2. Run the Engine at idle.
3. Select F3: Miscellaneous Test in the Application

Menu.

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4. Select F5: EGR Control Test in the Miscellaneous

Test.

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5. Control EGR Valve and check data list.

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6. If data list changes, the EGR Control is normal.

Variable Intake Manifold Solenoid Test

This test is conducted check VIM Solenoid for proper
operation.
Tech 2 must be used for this test.
Test Procedure:

1. Connect Tech 2 to the vehicle DLC.

6E2–53

RODEO 6VD1 3.2L ENGINE DRIVEABILITY AND EMISSIONS

2. Ignition SW is “On”.

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3. Select F3: Miscellaneous Test in the Application

Menu.

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4. Select F6: Variable Intake Manifold Solenoid Test.

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5. Push “On” or “Off” soft key.

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6. Control VIM Solenoid check data list.
7. If data list changes, the VIM Solenoid is normal.

6E2–54

RODEO 6VD1 3.2L ENGINE DRIVEABILITY AND EMISSIONS

Injector Balance Test

This test is conducted to make sure the appropriate
electric signals are being sent to injectors Nos. 1–6.
Tech 2 must be used for this test.
Test Procedure:

1. Connect Tech 2 to the vehicle DLC.
2. Run the Engine at idle.
3. Select F3: Miscellaneous Test in the Application

Menu.

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4. Select F7: Injector Balance Test in the Miscellaneous

Test.

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5. Select injector number and push “injector off” soft key.

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6. Make sure of engine speed change.
7. If engine speed changes, the injector electric circuit is

normal.
If engine speed does not change, the injector electric
circuit or the injector itself is not normal.

Plotting Snapshot Graph

This test selects several necessary items from the data
list to plot graphs and makes data comparison on a long
term basis. It is an effective test particularly in emission
related evaluations.

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For trouble diagnosis, you can collect graphic data (snap
shot) directly from the vehicle.
You can replay the snapshot data as needed. Therefore,
accurate diagnosis is possible, even though the vehicle is
not available.