2004 ISUZU TF SERIES Workshop Manual

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Page 3697 of 4264

ISUZU TF SERIES 2004 Workshop Manual TRANSMISSION CONTROL SYSTEM (AW30 –40LE) (V6 3.5L) 7A2-17

Tech 2 OBD Connection
In order to access OBD Transmission Control Module
(TCM) data, use of the Tech 2 scan tool kit (7000086)
is req

Page 3698 of 4264

ISUZU TF SERIES 2004 Workshop Manual 7A2-18 TRANSMISSION CONTROL SYSTEM (AW30 –40LE) (V6 3.5L)

2. Connecting the Tech 2

901RW180

Legend
(3) SAE 16/19 Adapter
(1) PCMCIA Card (4) DLC Cable
(2) RS 232 Loop Ba

Page 3699 of 4264

ISUZU TF SERIES 2004 Workshop Manual TRANSMISSION CONTROL SYSTEM (AW30 –40LE) (V6 3.5L) 7A2-19

5. Connect the Tech 2 SAE 16/19 adapter to the
vehicle DLC (1).

060r300015
6. The vehicle ignition turns on.

Page 3700 of 4264

ISUZU TF SERIES 2004 Workshop Manual 7A2-20 TRANSMISSION CONTROL SYSTEM (AW30 –40LE) (V6 3.5L)

RTW37ALH000101

Once the test vehicle has been identified an
“ Application (Powertrain) Menu" screen appears.
Please

Page 3701 of 4264

ISUZU TF SERIES 2004 Workshop Manual TRANSMISSION CONTROL SYSTEM (AW30 –40LE) (V6 3.5L) 7A2-21

Diagnostic Trouble Codes
The purpose of the “Diagnostic Trouble Codes" mode is
to display stored TCM trouble codes.
When “D

TRANSMISSION CONTROL SYSTEM (AW30 –40LE) (V6 3.5L) 7A2-21

Diagnostic Trouble Codes
The purpose of the “Diagnostic Trouble Codes" mode is
to display stored TCM trouble codes.
When “Diagnostic Trouble Codes" is selected an
“ Application Menu" screen appears.
Clear DTC Information
The purpose of the “Clear DTC Information" mode is to
command the clearing of stored TCM trouble codes.
When “Clear DTC Information" is selected, a “Clea
r
DTC Information", warning screen appears. This screen
informs you that by cleaning DTC's, “all stored DTC
information in controller will be erased".
Do you want to clear DTC's (Yes/No).
Press either the Yes or No key when answering.
After clearing codes, confirm system operation by test
driving the vehicle.
Allow the vehicle to shift through all four forward gears
in a manner which attempts to repeat the failure
condition.
NOTE: When the trouble has not been repaired and
the trouble code cannot be erased, check the vehicle
again.
DTC Information
When “DTC Information" is selected, an “Application
Menu" appears with a list of DTC information function
keys addressing DTC specifics and their origins.
Function key selections may vary for particular vehicle
and/or system.
Data Display
The purpose of the “Data Display" mode is to
continuously monitor data parameters.
The current actual values of all important sensors and
signals in the system are display through F1 mode.
When “Data Display" is selected an “Application Menu"
appears. Please select either “Engine" or “Transmission
Data Display".
See “Transmission Data" on next page.
Snapshot
When “Snapshot" is selected an “Application Menu"
appears.
When “Transmission Snapshot" application is selected
from the “Application Menu", a “Snapshot Menu"
appears, displaying several options. “Snapshot" options
may vary from one system to another.
“ Snapshot" allows a recording of all vehicle parameters.
There parameters may then be replayed at a future
point in time.
This action allows you to focus on making the condition
occur, rather than trying to view all of the data in
anticipation of the fault. The snapshot will collect
parameter information around a trigger point that you
select.

When a snapshot is taken. It is recorded onto the
PCMCIA memory card. When the Tech 2 is powered
down. Snapshots are not lost.
Actuator Tests
The purpose of “Actuator Tests" mode is to check fo
r
correct operation of electronic system actuators.
Lamps
You can operate the lamps by pressing the “ON" and
“ OFF" buttons.
Preconditions: none
Solenoid
Solenoid A(S1), Solenoid B(S2)
You can operate the solenoids by pressing the “ON"
and “OFF" buttons.
Preconditions: P –N position, no vehicle speed, no
engine speed
Pressure Control Solenoid (PCS)
You can set desired PCS Current using the “ON" (+20)
and “OFF" (-20) button. The PC Solenoid Data informs
about PCS Current, Pressure and Duty Cycle.
Preconditions: P –N position, no engine speed, no
vehicle speed
NOTE: Freeze Frame
Freeze Frame is an element of the Diagnostic
Management System which stores various vehicle
information at the moment an emission-related fault
is stored in memory and when the Check Transe
Lamp is commanded on. These data can help to
identity the cause of a fault. Refer to Storing An
d
Erasing Freeze Frame Data for more detaile
d
information.

Page 3702 of 4264

ISUZU TF SERIES 2004 Workshop Manual 7A2-22 TRANSMISSION CONTROL SYSTEM (AW30 –40LE) (V6 3.5L)

TRANSMISSION DATA
ITEM UNIT ENGIN RUNNING AT IDLE
Current Gear 1 st/2 nd/3 rd/4 th 1 st
Target Gear 1 st/2 nd/3 rd/4 th 1 st

Page 3703 of 4264

ISUZU TF SERIES 2004 Workshop Manual TRANSMISSION CONTROL SYSTEM (AW30 –40LE) (V6 3.5L) 7A2-23

SNAPSHOT DISPLAY WITH TIS2000

Procedures for transferring and displaying Tech2
snapshot data by using TIS2000 [Snapshot Uploa

Page 3704 of 4264

ISUZU TF SERIES 2004 Workshop Manual 7A2-24 TRANSMISSION CONTROL SYSTEM (AW30 –40LE) (V6 3.5L)

After recording the snapshot in Tech2, transfer the data
from Tech2 to PC by the below procedures.
1.
Start TIS2000.
2.
Sele

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