Reset service indicator

AP00.20-S-0042E

Reset service indicator

05.03.2020

Model

447.8

Model

448.8

1

"Main menu" button

2

"Accept call" button

3

"OK" button

4

"Scroll forward" button

5

"Scroll back" button

6

"Back" button

7

Multifunction display

Dialing

1

Close doors.

2

Turn ignition key to position "1".

3

Press "Main menu" button (1) repeatedly until the menu item "Trip" is highlighted in multifunction display (7), and then press "OK" button (3).

 The total distance is displayed.

4

First press and hold down "Accept call" button (2), then within 1 s additionally press "OK" button (3) and hold for approx. 5_s.

 The workshop menu with the tabs "Vehicle data", "Dynamometer test" appears in the multifunction display (7). "Brake pad replacement" and "ASSYST PLUS".
On vehicles with fixed maintenance intervals, without ASSYST maintenance computer, "ASSYST PLUS" also appears in the display.

5

Press "Scroll forward" (4) and "Scroll back" button (5) repeatedly until "ASSYST PLUS" is highlighted and confirm selection by pressing "OK" button (3).

6

Switch on ignition.

 The tabs "Service data", "Full service" appear on the multifunction display (7).

Read out maintenance data

7

Select "Service data" tab and confirm with OK button (3).

8

Note down the service code (e.g. A) as shown in the multifunction display (7).

9

Press "Scroll forward" button (4) repeatedly and read out remaining time, remaining distance and oil data record (e.g. 01 1F 00).

10

Note down the readout data.

Reset service data

11

Press "Back" (6) button until the multifunction display (7) shows the "Service data" and "Full service" tabs.

12

Press "Scroll forward" button (4) and "Scroll back" button (5) to highlight "Full Service" and confirm selection with "OK" button (3).

 The current service items appear on the multifunction display (7).

13

Press the "Scroll forward" button (4) and "Scroll back" button (5) repeatedly until "Confirm Serv." is highlighted in multifunction display (7) and confirm selection with "OK" button (3).

 The oil selection or "Service carried out?" appears in the multifunction display (7)

14.1

Select specification of used engine oil using "Scroll forward" button (4) and "Scroll back" button (5) and confirm selection with "OK" button (3).

Engine 651.9

 The multifunction display (6) then shows "Service conducted".
To achieve the maximum kilometer interval, the engine oil that complies with the Specifications for Operating Fluids, Sheet 228.51, 229.51/.52 must be used and confirmed.

14.2

Select specification of used engine oil using "Scroll forward" button (4) and "Scroll back" button (5) and confirm selection with "OK" button (3).

Engine 654.9

 The multifunction display (6) then shows "Service conducted".
To achieve the maximum kilometer interval, engine oil that complies with the Specifications for Operating Fluids, Sheet 229.51/52/71 must be used and confirmed.

14.3

Select specification of used engine oil using "Scroll forward" button (4) and "Scroll back" button (5) and confirm selection with "OK" button (3).

Engine 274.9

 The multifunction display (6) then shows "Service conducted".
To achieve the maximum kilometer interval, engine oil that complies with the Specifications for Operating Fluids, Sheet 229.5 must be used and confirmed.

15

Press "Scroll forward" button (4) and "Scroll back" button (5) until "Yes" is highlighted and confirm selection with "OK" button (3).

 "Reversal not possible" appears on the multifunction display (7).

16

Press "Scroll forward" button (4) and "Scroll back" button (5) until "Confirm" is highlighted and confirm selection with "OK" button (3).

 "Full service completed" appears on the multifunction display (7).

If the service is not performed or only partly performed after resetting the maintenance computer,



reset service indicator to previous service.

AP00.20-S-0044E

Deactivation

17

Press "Back" button (6) repeatedly until standard display (total distance) appears in multifunction display (7).

18

Switch off ignition.