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REPAIR MAINTENANCE OPERATION OF MOTOR VEHICLES
Jeep Grand Cherokee (from 1993 to 1999, the year of issue)

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Jeep Grand Cherokee
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Grand Cherokee
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The V8 engine
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Automatic Transmission
general information
Troubleshooting - General Information
Removing and installing selector lever
Check and adjustment of a cable switch
Description, replacement and adjustment of the throttle cable mode kickdown (TV-cable)
Check of adjustment and replacement of the gauge-switch of the permission of start
Adjustment of a cable parking bollard
Check and replacement of support of transmission
Replacing the gland
Description of the construction, removal and installation of lines and transmission cooling hoses
Removal and installation of additional cooling
Removing and installing automatic transmission
Replacing the transmission control module (TCM) (only for the AW-4 and 42RE)
Diagnosis of electronically controlled automatic transmission
Transfer Case
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Diagnosis of electronically controlled automatic transmission



Location of diagnostic connector in the vehicle

The findings of the diagnostic socket

1 - body
2 -
3 - data transmission
4 - data reception
5 - Ignition
6 -

Location of diagnostic connector under the hood of the engine compartment of the vehicle.

Pin assignment connector block transmission control

C3
the signal of the pressure regulator
C4
signal (sensor) Throttle Position
C5
Switch overdrive transmission
C6
tachometer signal through a buffer
C7
() Output shaft speed sensor Transmission
C8
diagnostic battery power control unit
C9
additional power from the ignition lock
C10
sensor power supply (5V)
C11
sensor housing
C12
housing
C13
upshift indicator lamp
C14
electromagnetic transmission
C15
shift solenoid 3 - 4 transmission
C16
solenoid control pressure regulator Transmission
D1
vehicle speed sensor
D2
transmission line (TX)
D3
receive line (RX) data
D4
body throttle position sensor
D6
AT fluid temperature
D7
(-) Output shaft speed sensor Transmission
D8
diagnostic battery power control unit
D12
housing
D16
electromagnetic transmission (power)

Connector block transmission control.

Location of Controls

Codes of diagnostics of an automatic transmission 42RE (4.0 liter engine)

Flashing codes are displayed control lamp off overdrive.

Before you start reading the code, check all the electrical connectors and the transmission fluid level.

Double switch on and switch off the ignition, turn it on again. The mode switch of raising transfer shall be in normal - ON.

Issuance of code will begin immediately.

Code 55 indicates the end of the issuance of the code.

To delete the code for a short time, remove the fuse box or in the transmission wiring harness. Do not disconnect the battery as deleted codes for other control systems of the vehicle.

When using the scanner (DRB III recommended by Chrysler) or PC to read the code, connect it to the diagnostic socket on the left side of the dashboard, above the accelerator pedal.

eleven
No signal engine speed sensor
12
No signal of the sensor output shaft
13
No signal Vehicle Speed Sensor
14
The signal of the pressure sensor controller
15
Throttle position signal
16
Temperature Sensor Transmission
17
Circuit breaker overdrive
18
Excess voltage
19
Do not supply voltage
21
Circuit solenoid pressure regulator
22
Circuit electromagnets shift 2 - 3
23
The chain coupling of the converter of rotation
24
Chain control lamp off mode overdrive
25
Checksum error reprogrammable ROM
26
Pressure sensor controller
55
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