Remove/install automatic gear control (AGS) control unit

AR26.21-B-2001BA

Remove/install automatic gear control (AGS) control unit

20.01.2020

Transmission

715.062 in model 384

Represented in the gearbox 715.05

1

Screws

2

Cable clamp

3

Connector (high voltage connection)

4

Connector (gearbox electrical system)

5

Connector (vehicle electrical system)

6

Guide pin

7

Gasket

12A05

Automatic gear command module (AGS)



Remove

 Danger

Risk of fire/risk of explosion due to short circuit and escaping oxyhydrogen gas. Risk of (burn) injury caused by caustic burns to eyes, skin and mucous membranes from battery electrolyte/mist, short circuit and arcing. Risk of poisoning caused by swallowing battery electrolyte or absorption of lead through the skin or body orifices. Risk of death due to voltage U >= 30 V AC and U >= 60 V DC.

No fires, sparks, open flames, or smoking. Wear acid-resistant gloves, clothing, and glasses. Pour battery acid only into suitable and appropriately marked containers.

AS54.10-Z-0001-01A

1

Turn off ignition

 Start next jobs only after 1 minute for the automatic gear shift control unit (AGS) (12A05) can be in resting position.

2

Disconnect battery ground cable

Topical note

Notes on battery

AH54.10-P-0001-01A

3

Remove acoustic encapsulation parts under the gearbox

4

Remove the covering underneath the automatic gear shift control unit AGS (12A05)

5

Remove the cable clamps (2)

6

Remove connectors (4, 5)

7

Unlock connector (3) with an adequate tool and remove it

8

Remove screws (1) on the automatic gear shift control unit AGS (12A05)

9

Remove the automatic gear shift control unit AGS (12A05)


Remove the automatic gear shift control unit AGS (12A05) carefully, otherwise, the plug-in connections of solenoid valves and the guide pins (6) may be damaged. Do not touch the electrical connections,
because the electrostatic discharge may damage the automatic gear shift control unit.



Install

10

Install automatic gear shift control unit AGS (12A05)


Install the automatic gear shift control unit AGS (12A05) carefully, otherwise
the plug-in connections of solenoid valves and the guide pins (6) may be damaged.

 Replace sealing (7) and protect against falls (e.g. with vaseline).
Use two screws (1) to position the automatic gear shift control unit AGS (12A05).

 Be careful so that the hydraulic fluid does not get to the sealing (7) as that may cause leaks and by consequence the automatic gear command module AGS to fail.

11

Install the screws (1) to the automatic gear shift control unit AGS (12A05)

 Fastening of the control module

*BA26.60-B-1005-02A

12

Connect and lock connectors (3, 4, 5)

13

Fixate gearbox lash with cable holders (2)

 Danger

Risk of fire/risk of explosion due to short circuit and escaping oxyhydrogen gas. Risk of (burn) injury caused by caustic burns to eyes, skin and mucous membranes from battery electrolyte/mist, short circuit and arcing. Risk of poisoning caused by swallowing battery electrolyte or absorption of lead through the skin or body orifices. Risk of death due to voltage U >= 30 V AC and U >= 60 V DC.

No fires, sparks, open flames, or smoking. Wear acid-resistant gloves, clothing, and glasses. Pour battery acid only into suitable and appropriately marked containers.

AS54.10-Z-0001-01A

14

Connect ground cable to battery

Topical note

Notes on battery

AH54.10-P-0001-01A

15

Program the automatic gear shift control unit AGS (12A05)

AR54.21-B-0017A

 Only if the automatic gear shift control unit AGS (12A05) is replaced.

16

Adjust time on tachograph

17

Perform a run test

 Automatic gear control (AGS)

Number

Designation

Gearboxes 712.62, 712.63, 715.05, 715.06

BA26.60-B-1005-02A

Fastening of the control module

Nm

6