Isuzu KB P190. Manual — part 946

Automatic Transmission – 4L60E – General Information

Page 7C1–24

J39855-1

Stator Shaft Seal Expander

Used to expand the stator shaft seal
prior to installation.

Previously released

Unique

J39855-2

Stator Shaft Seal Resizer

Used to re-size the stator shaft seal
after installation.

Previously released

Unique

J41510

T50 Torx Plus







 Bit

Used to loosen and tighten the torque
converter housing to transmission
case bolts.

Also released as 6194.

Previously released

Unique

J41778-1

Oil Pump Bush Installer

Used with a bench press.

Previously released

Unique

J41778-2

Support Plate

Used to support the oil pump during
bush installation.

Previously released

Unique

J42628

Plate

Used with clutch spring compressor,
J23327-1.

Previously released

Unique

16296

12 Volt Black Light

Used with special, fluorescent dyes
for tracing a variety of fluid leaks.

Also previously released as J42220

Desirable

70000861

Tech 2 Diagnostic Tool

Previously released

Mandatory

J21867

Pressure Gauge And Hose

Assembly

Previously released

Mandatory

Automatic Transmission – 4L60E – General Information

Page 7C1–25

J28431-B

Fluorescent Oil Dye

Supplied in packs of 24, 1 oz bottles.
Suitable for black light tracing of
engine, transmission and power
steering fluid leaks.

Previously released

Desirable

AU525

AU525

Quick-Connect Release Tool

This tool is used on all engines with
automatic transmission.

Previously released

Mandatory

AU583

Selector Shaft Seal Remover/

Installer

Use to remove and install the manual
shaft oil seal, with the transmission
installed in the vehicle.

Previously released

Unique

J25025-B

Dial Indicator Stand and

Guide Pin Set

Used for the guide pins for aligning
the control valve body spacer plate.

Previously released

Unique

J41623-B

Cooler Line Disconnect Tool

Used to disconnect cooler lines at the
transmission end, Quick-Connects.

Previously released

Mandatory

7380

(J25765-A)

Pre-load gauge

(3/8” drive)

Used in several applications. In 7C5 it
is used in conjunction with J33037 to
measure selective apply pin length.

(0-17 Nm.)

Previously released

Mandatory

E308

(56750)

(49V012001)

Seal Remover

Used as a universal seal remover

.

Previously released

Available

J35616-C

Electronic Kit

Used in conjunction with a multimeter
for measuring voltages and
resistances without damaging wiring
harness connectors.

Previously released

Desirable

J44152

Jumper Harness

Used for checking automatic
transmission during diagnostic
checks.

Previously released

Mandatory

Automatic Transmission – 4L60E – General Information

Page 7C1–26

J39200

Digital Multimeter

Tool no. J39200 previously released,
or use commercially available
equivalent. Must have 10 meg ohm
input impedance.

Previously released

Available

Automatic Transmission – 4L60E – Electrical Diagnosis

Page 7C2–1

7C2

Diagnosis

A T T E N T I O N

Before performing any service operation or other procedure described in this Section, refer to 00 Warnings,
Cautions and Notes for correct workshop practices with regard to safety and/or property damage.

1

General Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...8

1.1

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

1.2

General Description. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ... 8

Transmission Adaptive Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ... 9

Limp Home Mode Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

1.3

Transmission Indicators and Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

1.4

Electronic Component Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Transmission Control Module (TCM) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

2

Wiring Diagrams and Connector Chart . . . . . . . . . . . . . . . . . . . . . . . ..13

3

Tech 2 Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...14

3.1

Tech 2 Diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 14

Test Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ... 14

Diagnostic Trouble Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Data Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Snapshot . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 15

Additional Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Miscellaneous Tests. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Programming. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

3.2

Data Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Transmission Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ... 16

Transmission Data Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

TCC Data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ... 17

TCC Data Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 17

1-2 Shift Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

1-2 Shift Data Parameters. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

2-3 Shift Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

2-3 Shift Data Parameters. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

3-4 Shift Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

3-4 Shift Data Parameters. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

3-2 Downshift Data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ... 19

3-2 Downshift Data Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ... 19

Pressure Control Solenoid Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Pressure Control Solenoid Data Parameters . . . . . . . . . . . . . . . . . . . . . . . . ... 20

Transmission Adapts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 20

1-2 Adapt Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

2-3 Adapt Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

3-4 Adapt Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Steady State Adapt Data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 21

3.3

Tech 2 Data Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ... 21

3.4

Miscellaneous Tests . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Automatic Transmission – 4L60E – Electrical