Retrofit parameterizable special module (PSM)

AN54.21-S-0002E

Retrofit parameterizable special module (PSM)

04.09.2017

Model

447.### 1#

except code E28 (Additional battery for retrofitted consumers)

except code EK1 (Terminal strip for electrical connection)

except code FG6 (Center console with cooling compartment)

except code H05 (Climatised rear seats)

except code H07 (Climatised rear seats, 2nd row)

except code HZ1 (Auxiliary heater (warm air))

except code JD1 (Digital tachograph)

except code JV6 (Tachograph pre-installation kit)

except code T55 (Electric operation of sliding door on right)

except code T56 (Electric operation of sliding door on left)

Shown on model 447.7## 1#

1

Plus line

K40/12

Fuse and relay module, front passenger footwell

X301

Interior CAN (CAN B) potential distributor electrical connector

4

Electrical wiring harness

N26/16

Parameterizable special module (PSM) control unit

F1

Prefuse box

W43/1

Left vehicle interior firewall ground point

Topical note

Information on preventing damage to electronic components due to electrostatic discharge

AH54.00-P-0001-01A

Topical note

Notes on carrying out repair work in the vehicle interior

AH68.00-N-0001-01S



Remove

1

Remove front floor covering



AR68.30-S-0003E



Install

2

Install fuse and relay module, front passenger footwell (K40/12), as shown


Check electrical wiring harnesses are correctly routed.
Otherwise, the electrical system may be damaged.

 To do so, use mounting material from scope of supply.

3

Mount plus line (1) of electrical wiring harness (4) to positive pole A8 of prefuse box (F1)


Check for correct routing of plus line (1).
Otherwise, the electrical system may be damaged.

 M6

*BA00.10-N-1002-01A

4

Install parameterizable special module (PSM) control unit (N26/16) into holder of left seat console

5

Route electrical wiring harness (4) from fuse and relay module in front passenger footwell (K40/12) along vehicle wiring harness to the parameterizable special module (PSM) control unit (N26/16)


Check electrical wiring harnesses are correctly routed.
Otherwise, the electrical system may be damaged.

6

Mount brown line of electrical wiring harness (4) to ground point for firewall in left of vehicle interior (W43/1)


Check routing of brown line.
Otherwise, the electrical system may be damaged.

 M6

*BA00.10-N-1002-01A

7

Connect gray 15-pin electrical connection of electrical wiring harness (4) to parameterizable special module (PSM) control unit (N26/16)

8

Connect black 32-pin electrical connection of electrical wiring harness (4) to parameterizable special module (PSM) control unit (N26/16)

9

Route electrical wiring harness (4) from parameterizable special module (PSM) control unit (N26/16) to electrical connection for potential distributor on interior CAN (CAN B) (X301) and along the vehicle wiring harness


Check electrical wiring harnesses are correctly routed.
Otherwise, the electrical system may be damaged.

10

Insert black 2-pin electrical connection of electrical wiring harness (4) into slot 11 of potential distributor on interior CAN (CAN B) (X301)

11

Install in the reverse sequence

 Operation step 1.

12

Enter special equipment via Vehicle Documentation (VeDoc)

 Designation of corresponding special equipment: Code ED5 (Parameterizable special module).

13

Connect diagnostic system and read out fault memory



Connect STAR DIAGNOSIS and read out fault memory

AD00.00-S-2000-04E

14

Commission parameterizable special module (PSM) control unit (N26/16)



Programming of control units

AR54.21-S-0014E

 Under the menu item "Control unit adaptations", follow the instructions for "Initial startup".

15

Perform SCN coding on signal acquisition and actuation module (SAM) control unit (N10/1)



SCAN coding of control units

AR54.21-S-0015E

 Under the "Control unit adaptations" menu item follow the instructions for "SCN coding".

16

Perform SCN coding on electronic ignition lock control unit (EIS) (N73)



SCAN coding of control units

AR54.21-S-0015E

 Under the "Control unit adaptations" menu item follow the instructions for "SCN coding".

17

Perform SCN coding on panoramic sliding sunroof (PSD) control unit (N98)



SCAN coding of control units

Model 447.7##/8## 1# with code D34 (Electric tilting/sliding glass roof, fixed panoramic roof)

AR54.21-S-0015E

 Under the "Control unit adaptations" menu item follow the instructions for "SCN coding".

18

Detach diagnostic system

 Headless screws/bolts: screws/bolts and nuts, coarse-pitch thread

Number

Designation

8.8

10.9

BA00.10-N-1002-01A

M6

Galvanized

Nm

9

13

Phosphated

Nm

9

12

 Headless screws/bolts: screws/bolts and nuts, coarse-pitch thread

Number

Designation

12.9

BA00.10-N-1002-01A

M6

Galvanized

Nm

16

Phosphated

Nm

14

Parts ordering note

Part no.

Designation

Quantity

KG99

Retrofit kit for parameterizable special module (PSM) control unit, model 447.### 1#

1

KG99

Fuse relay box

1