1998 ISUZU TROOPER Service Repair Manual

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ISUZU TROOPER 1998  Service Repair Manual 7A1±12
TRANSMISSION CONTROL SYSTEM (4L30±E)
ªCheck Transº Check
1. Indicator it is ON during 2 to 3 seconds at ignition (or
when the engine is cranked) but it is OFF after the
engine starts. The i

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ISUZU TROOPER 1998  Service Repair Manual TRANSMISSION CONTROL SYSTEM (4L30±E)7A1±13
D07RW028
Tech2 OBD II Connection
In order to access OBD II Powertrain Control Module
(PCM) data, use of the Tech2 scan tool is required.
1. The electronic

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ISUZU TROOPER 1998  Service Repair Manual 7A1±14
TRANSMISSION CONTROL SYSTEM (4L30±E)
2. Connecting the TECH2
901RW180
Legend
(1) PCMCIA Card
(2) RS 232 Loop Back Connector(3) SAE 16/19 Adapter
(4) DLC Cable
(5) Tech2
Before operating the

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ISUZU TROOPER 1998  Service Repair Manual TRANSMISSION CONTROL SYSTEM (4L30±E)7A1±15
5. Connect the Tech 2 SAE 16/19 adaptor to the
vehicle DLC.
821RW262
821RW263
6. The vehicle ignition turns on.
7. Verify the Tech 2 power up display.
060R

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ISUZU TROOPER 1998  Service Repair Manual 7A1±16
TRANSMISSION CONTROL SYSTEM (4L30±E)
060RW014060RW016±1

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ISUZU TROOPER 1998  Service Repair Manual TRANSMISSION CONTROL SYSTEM (4L30±E)7A1±17
Menu
The following table shows, which functions are
used the available equipment versions.
F0: Diagnostic Trouble Codes
F0: Read DTC Info Ordered By Prior

Page 2263 of 3573

ISUZU TROOPER 1998  Service Repair Manual 7A1±18
TRANSMISSION CONTROL SYSTEM (4L30±E)
OBD II Diagnostic Management System
Powertrain Control Module (PCM) Location
C07RW005
Class 2 Serial Data Bus
OBD II technology requires a much more sophi

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ISUZU TROOPER 1998  Service Repair Manual TRANSMISSION CONTROL SYSTEM (4L30±E)7A1±19
C07RT006
Class 2 data is also pulse width modulated. Each bit of
information can have one of two lengths: long or short. On
the other hand, UART data bits