Isuzu Amigo / Axiom / Trooper / Rodeo / VehiCross. Manual - part 1241

6E1–40

RODEO Y22SE 2.2L ENGINE DRIVEABILITY AND EMISSION

Menu

D

The following table shows which functions are used
for the available equipment versions.

060R100018

DTC Modes

060R100077

On OBD II vehicles there are five options available in Tech
2 DTC mode to display the enhanced information
available.  After selecting DTC, the following menu
appears:

D

DTC Info

D

Freeze Frame

D

Fail Records (not all applications)

D

Clear Info

060RW223

The following is a brief description of each of the sub
menus in DTC Info and DTC.  The order in which they
appear here is alphabetical and not necessarily the way
they will appear on the Tech 2.

DTC Information Mode

Use the DTC info mode to search for a specific type of
stored DTC information.  There are six choices.  The
service manual may instruct the technician to test for
DTCs in a certain manner.  Always follow published
service procedures.

060RW221

DTC Status
This selection will display any DTCs that have not run
during the current ignition cycle or have reported a test
failure during this ignition up to a maximum of 33 DTCs.
DTC tests which run and pass will cause that DTC
number to be removed from Tech 2 screen.

Fail This Ignition
This selection will display all DTCs that have failed during
the present ignition cycle.

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RODEO Y22SE 2.2L ENGINE DRIVEABILITY AND EMISSION

History
This selection will display only DTCs that are stored in the
PCM’s history memory.  It will display all type A and B
DTCs that have requested the MIL and have failed within
the last 40 warm-up cycles.  In addition, it will display all
type C and type D DTCs that have failed within the last 40
warm-up cycles.

Last Test Failed
This selection will display only DTCs that have failed the
last time the test run.  The last test may have run during a
previous ignition cycle if a type A or type B DTC is
displayed.  For type C and type D DTCs, the last failure
must have occurred during the current ignition cycle to
appear as Last Test Fail.

MILSVC or Message Request
This selection will display only DTCs that are requesting
the MIL.  Type C and type D DTCs cannot be displayed
using this option.  This selection will report type B DTCs
only after the MIL has been requested.

Not Run Since Code Cleared
This option will display up to 33 DTCs that have not run
since the DTCs were last cleared.  Since any displayed
DTCs have not run, their condition (passing or failing) is
unknown.

Test Failed Since Code Cleared
This selection will display all active and history DTCs that
have reported a test failure since the last time DTCs were
cleared.  DTCs that last failed more than 40 warm-up
cycles before this option is selected will not be displayed.

Miscellaneous Test

This test consists of eight menus-Lights, Relays, EVAP,
IAC System, Fuel System, EGR Control,  Variable Intake
Manifold Solenoid, and Injector Balance Tests.
In these tests, Tech 2 sends operating signals to the
systems to confirm their operations thereby to judge  the
normality of electric circuits.
To judge intermittent trouble,

1. Confirm DTC freeze frame data, and match the

freeze frame data as test conditions with the data list
displayed by Miscellaneous Test.

2. Confirm DTC setting conditions, and match the

setting conditions as test conditions with the data list
displayed by Miscellaneous Test.

3. Refer to the latest Service Bulletin. 

Check to see if the Latest software is released or not.
And then Down Load the LATEST PROGRAMMED
SOFTWARE to the replacement PCM.

Lamps Test

This test is conducted check MIL and Low Fuel Lamp for
its working.
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.

060R100078

4. Select F0:Lamps Test in the Miscellaneous Test.

060RX043

060RX044

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RODEO Y22SE 2.2L ENGINE DRIVEABILITY AND EMISSION

5. Select F0:Malfunction Indicator Lamp.

060RX019

6. Push “On” soft key.
7. Make sure Lamp illuminates.
8. If lamp illuminates, the Lamp is operating correctly.
9. Select F1:Up Shift Lamp

060RX045

Select F2:Low Fuel Lamp

060RX020

10. Push “On” soft key.

11. Make sure Lamp illuminates.

12. If Lamp illuminates, the Lamp is operaing correctly.

Relays Test

This test is conducted to check Fuel Pump Relay, A/C
Clutch Low Fan and High Fan for prepor operation.
Tech 2 must be used for this test.
Test Procedure:

1. Connect Tech 2 to the vehicle DLC.
2. Ignition SW is “On”.
3. Select F3: Miscellaneous Test in the Application

Menu.

060R100078

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RODEO Y22SE 2.2L ENGINE DRIVEABILITY AND EMISSION

4. Select F1:Relay Test in the Miscellaneous Test.

060R100078

5. Select  F0:Fuel Pump Relay.

060RX047

6. Push “On” soft key.

060RX022

7. Control Fuel Pump Relay and check a data list.
8. If the data list chenges, the Fuel Pump Relay is

normal.

9. Select F1:A/C Clutch Relay.

10. *Run the Engine at idle.

11. Turn on Air Condtioning.

060RX023

12. Push “On” and “Off” of soft key.
13. Control A/C Clutch Relay and check a data list.
14. If the data list changes, the A/C Clutch Relay is

normal.