Opel Frontera UBS. Manual - part 2021

 

  Index      Opel     Opel Frontera UBS - service repair manual 1998-2002 year

 

Search            

 

 

 

 

 

 

 

 

 

Content   ..  2019  2020  2021  2022   ..

 

 

Opel Frontera UBS. Manual - part 2021

 

 

4D2–7

TRANSFER CASE (TOD)

TOD ECU

Removal

1. Disconnect the ground cable.
2. Move the right-hand seat forward and remove the

second seat foot rest (1).

3. Disconnect the connector from the ECU (2).
4. Remove the bolts and detach the ECU (2) from the

bracket.

F07RW021

Installation

1. Perform the removal step in reverse order.

4D2–8

TRANSFER CASE (TOD)

Unit Repair

Inspection

Before disassembling and after assembling, check the
following items on the transfer connector terminals.

No.

NAME

CONTENTS

1

Ref . (Rr . )

Rear speed sensor
reference output

2

Ref . (Frt . )

Front speed sensor
reference output

3

SW GND

SW GND

4

4H SW (+)

4H SW plus terminal

5

Rer . (+)

Rear speed sensor plus

6

Frt . (+)

Front speed sensor plus

7

POWER GND

Power GND

8

EMC (+)

Electromagnetic coil

9

COM (–) (Rr .)

Rear speed sensor GND

10

COM (–) (Frt .)

Front speed sensor GND

11

NC

Not used

12

4L SW (+)

4L SW plus terminal

810RW002

4H and 4L switch

Check whether the 4H switch (terminals 4 and 7) and 4L
switch (terminals 12 and 3 ) work as specified in the table
below.  If yes, the continuity is established on these
switches. If not, check the switches, shift rails, transfer
case, and rear cover, and replace the failed parts.

SHIFT 

POSITION

PIN 4 (4 to 7)

4H SW

PIN 12 (3 to 12)

4L SW

HIGH

OFF

OFF

(NEUTRAL)

ON

ON

4L

OFF

ON

Power GND

Check that there is a continuity between the power GND
pin (terminal 7) and transfer case.  If not, replace the
grounding wire.

Resistance of electromagnetic coil

Check the resistance between electromagnetic coil
(terminal 8) and power GND (terminal 7).  If not, replace
the electromagnetic coil.

Standard : 1.4 

 2.0

W

Allowable : 1.0 

 5.0

W

4D2–9

TRANSFER CASE (TOD)

Transfer Case

Disassembled View

266RW004

Legend

(1) Front Companion Flange
(2) 4H and 4L Switch, Ground Cable, and Center

Connector

(3) Offset Lever

(4) Spring Pin
(5) Transfer Case Assembly
(6) Transfer Cover Assembly
(7) Rear Companion Flange

Disassembly

1. Remove the drain plug from the transfer case and

drain the oil.

2. Disconnect the 4H and 4L switch and ground cable.
3. Remove the clip fixing the harness.
4. Using the flange holder 5-8840-0133-0 (J-8614-11),

remove the flange nut, and remove front companion
flange.

5. Using the flange folder 5-8840-0133-0 (J-8614-11),

remove the flange nut, and remove rear companion
flange.

266RW005

4D2–10 TRANSFER CASE (TOD)

6. Remove the offset lever set bolt on the right side.

261RW015

7. Remove the offset lever lock spring pin.

NOTE: When removing the spring pin, note the recess
position of the pin.

261RW016

8. Remove the offset lever.

261RW017

9. Remove the sixteen bolts and detach the transfer

cover assembly from the transfer case assembly.

NOTE: When removing the transfer cover assembly, be
careful not to damage the oil seal.

Reassembly

1. Apply liquid gasket (Loctite 598 or equivalent)

uniformly to the mating face that contacts the transfer
case.

261RW023

 

 

 

 

 

 

 

Content   ..  2019  2020  2021  2022   ..