Isuzu KB P190. Manual - part 1379

8A-578  ELECTRICAL-BODY AND CHASSIS 

KEYLESS ENTRY CONTROL UNIT 

 
 

Removal 

1.  Remove the glove box. 

 

RTW580SH001601 

 
 

2.  Disconnect the glove box lamp connector. 

 

 

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3.  Remove the glove box cover. 

 

 

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4.  Remove the bolt of antitheft and keyless entry control unit.

5. Disconnect the antitheft and keyless entry control unit

connector. 

6.  Remove the antitheft and keyless entry control unit. 

 

 

 
 

Installation 

Follow the removal procedure in the reverse order to install the 
antitheft and keyless entry control unit. 
 

Connector 

Be absolutely sure that the antitheft and keyless entry control 
unit harness connector is correctly installed. 
This will prevent a poor contact and an open circuit. 
 

 
 
 
 
 

ELECTRICAL-BODY AND CHASSIS  8A-579 

Remote key

 

Remove Key Assembly 

Replacing the battery in the remote control unit 
Replace the battery as soon as the range of the remote control 
starts to become reduced. 
Open the underside of the remote control unit by removing the 
battery cover with a screwdriver as shown in the illustration. 
Replace the battery, ensuring that it is inserted correctly. 
Replace the battery cover so that it engages audibly. The 
battery change must be performed within 3 minutes, otherwise 
the remote control will have to be reprogrammed. Make sure 
that you dispose of old batteries in accordance with 
environmental protection regulations. 

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8A-580  ELECTRICAL-BODY AND CHASSIS 

 

 

TECH-2 OPERATION AND PROGRAMING 

KEYLESS ENTRY 

General Description 

When the anti-theft and keyless entry control unit and/or the 
transmitters (remote keys) are replaced, the security codes 
and/or transmitter ID codes must be programmed by using he 
Tech-2. The following pages show the procedures to program 
in regard to the anti-theft and keyless entry system. Please 
refer to Tech-2 scan tool user’s guide in detail. 
 

 
 

 
 
 

 

 

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Legend 

(1)  PCMCIA Card 

(4) DLC Cable 

(2)  RS 232 Loop Back Connector 

(5) Tech–2 

(3)  SAE 16/19 Adaptor 

 

   

 

 
 

ELECTRICAL-BODY AND CHASSIS  8A-581 

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Tech-2 Features 

1.  Tech-2 is a 12volt system. Do not apply 24 volts.

2.  After connecting and/or installing the vehicle 

communication interface (VCI) module, PCMCIA 

card and data link connector (DLC) to the Tech-

2, connect the tool to the vehicle DLC. 

3.  Make sure the Tech-2 is OFF when removing or

installing the PCMCIA card. 

4.  The Tech-2 has the capability of two snapshot. 

5.  The PCMCIA card is sensitive to magnetism and 

static electricity, so care should be taken in the 

handling of the card. 

6.  The Tech-2 can not plot a graph when replaying 

a snapshot. 

7.  Always return to the Main Menu by pressing the 

EXIT key several times before shutting down. 

8.  To clear diagnostic trouble codes (DTCs), open 

Application Menu and press "Clear DTC ". 

 

 

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Getting Started 

Before operating the Isuzu PCMCIA card with the 
Tech-2, the following steps must be performed: 

1.  The Isuzu System PCMCIA card inserts into the 

Tech-2. 

2.  Connect the SAE 16/19 adapter to the DLC 

cable. 

3.  Connect the DLC cable to the Tech-2. 

4.  Mark sure the vehicle ignition is off. 

5.  Connect the Tech-2 SAE 16/19 adapter to the

vehicle DLC.