Isuzu N-Series. Service manual — part 236

ANTI-LOCK BRAKE SYSTEM (ABS) 5A4-9

Tech 2 Scan Tool

From 98 MY, Isuzu dealer service departments are recommended to use Tech 2. Please refer to Tech 2 scan tool
user guide.

Legend

1. PCMCIA Card

4. DLC Cable

2. RS 232 Loop Back Connector

5. Tech 2

3. SAE 16/19 Adapter

N5A1004E

5A4-10 ANTI-LOCK BRAKE SYSTEM (ABS)

Tech 2 Features

1. Tech 2 is a 12 volt system. Do not apply 24 volt.
2. After connecting and/or installing the Vehicle Com-

munications Interface (VCI) module, PCMCIA card
and DLC connector to the Tech 2, connect the tool
to the vehicle DLC.

3. Make sure the Tech 2 is powered OFF when re-

moving or installing the PCMCIA card.

4. The PCMCIA card has a capacity of 10 Megabytes

which is 10 times greater than the memory of the
Tech 1 Mass Storage Cartridge. (except 2003 year
model)

5. The Tech 2 has the capability of two snapshots.
6. The PCMCIA card is sensitive to magnetism and

static electricity, so care should be taken in the
handling of the card.

7. The Tech 2 can plot a graph when replaying a

snapshot.

8. Always return to the Main Menu by pressing the

EXIT key several times before shutting down.

9. To clear Diagnostic Trouble Codes (DTCs), open

Application Menu and press “F1: Clear DTC Info”.

Getting Started

• Before operating the Isuzu PCMCIA card with the

Tech 2, the following steps must be performed:

1. The Isuzu System PCMCIA card (1) inserts into the

Tech 2 (5).

2. Connect the SAE 16/19 adapter (3) to the DLC ca-

ble (4).

3. Connect the DLC cable to the Tech 2 (5).
4. Make sure the vehicle ignition is off.
5. Connect the Tech 2 SAE 16/19 adapter to the ve-

hicle DLC.

6. Turn on the vehicle ignition.
7. Power the Tech 2 ON and verify the Tech 2 power

up display.

Notice:
The RS232 Loop back connector is only to use for diag-
nosis of Tech 2. Refer to user guide of the Tech 2.

N5A1005E

Tech

Tech

2

Press [ENTER] to continue.

Software Version: X.XXX

N5A1006E

ANTI-LOCK BRAKE SYSTEM (ABS) 5A4-11

Operating Procedure (For Example)

The power up screen is displayed when you power up
the tester with the Isuzu systems PCMCIA card. Follow
the operating procedure below.

Menu

• The following table shows which functions are

used for the available equipment versions.

Tech

Tech

2

Press [ENTER] to continue.

Software Version: X.XXX

Main Menu

F0: Diagnostics

F1: Code Index

F2: View Capture Data

F3: Tool Options

F4: Download / Upload Help

Vehicle Identification

Select one of the following

Model Year(s)

(1) 2001
(Y) 2000
(X) 1999
(W) 1998

(1) 2001

1 / 4

(ENTER)

(F0 ENTER)

(2005 ENTER)

N5A1007E

(N

∗ ENTER)

(F1 ENTER)

(ABS/ASR ENTER)

Vehicle Identification

Select one of the following

Vehicle Type (s)

(UE)
(TF )
(N

∗)

(Off-Road)

(N

∗) ELF, NPR, NQR

Rodeo/Amigo, Wizard/MU
LUV
ELF, NPR, NQR

Industrial Engine

3 / 4

System Selection Menu

( 1 ) 2 0 0 1 ( N

∗) ELF, NPR, NQR

F0:

F1:

F2:

Engine

Chassis

Body

Vehicle Identification

Select one of the following

Chassis

A B S

A B S

1 / 2

N5A1008E

Chassis

(Y) 2000

∗

(N ) ELF, NPR, NQR

Electronic System: ABS

C o n f i r m

Partnumber
Identifier

8972521653

00(2WD)
20(4WD)

40(ABS/ASR)

60(12V vehicle)

Partnumber

N5A1009E

5A4-12 ANTI-LOCK BRAKE SYSTEM (ABS)

DTC Modes

There are two options available in Tech 2 DTC mode to
display the enhanced information available. After select-
ing DTC, the following menu appears.

• DTC Info
• Clear Info

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 two choices. The ser-
vice manual may instruct the technician to test for DTCs
in a certain manner. Always follow published service
procedures.

When CODE “13” is Displayed (Vehicle Type Error)

Chassis

F0:

F1:

Diagnostic Trouble Codes

Data Display

F2: Snapshot

F3: Actuator Test

N5A1010E

Diagnostic Trouble Codes

F0:

F1:

Read DTC Info Ordered By Priority

Clear DTC Information

F2: DTC Information

F3: Clear & Reset Vehicle Type

N5A1011E

Step

Action

Value(s)

YES

NO

1

Check harness.

Is it okay?

—

Erase vehicle type

with Tech 2 and

reread harness

information.

Replace the har-

ness.

Diagnostic Trouble Codes

F0:

Read DTC Info

F1:

Clear DTC Info

F2: DTC Info

F3: Clear & Reset Vehicle Type

(F3: ENTER)

N5A1012E

Clear & Reset Vehicle Type

Do you want clear &

Reset Vehicle Type?

YES

NO

N5A1013E