Read out maintenance data from instrument cluster and reset service indicator - AP00.20-P-0043C

MODEL 190 

Fig 1: Identifying System Selection Button, Accept Phone Call Button, Ok Button & Scroll Back Button

Courtesy of MERCEDES-BENZ USA

	Preparatory tasks
1	Close engine hood
2	Close doors and liftgate
	Dialing
3	Switch electronic ignition lock control unit to position "1" (circuit 15R)	There must be no fault messages in the multifunction display (6).
4	Press system selection button (1) repeatedly until menu item "Trip" is highlighted in multifunction display (6), and then confirm with OK button. (3)	"Trip" remains selected for approx. 5 s. Operation step 5 must be carried out within this time.
5	First press and hold down accept phone call button (2), then within 1 s additionally press OK button. (3) and hold down for approx. 5 s	The workshop menu with the following tabs appears in the multifunction display (6): "Vehicle data", "Dynamometer test", "Change brake pad", "ASSYST PLUS", "Head-up display".
6	Press scroll back button (4) repeatedly until "ASSYST PLUS" is highlighted and confirm selection with OK button. (3)	The tabs "Service data" and "Full service" appear on the multifunction display (6).
	Read out maintenance data
7	Select "Service data" tab and confirm with OK button. (3)	In the reception report, note down the workshop code (e.g. 505) and the service code (e.g. A) that appear on the multifunction display (6). The codes are required for generating the vehicle-specific service sheet.
8	Press scroll forward button (7) repeatedly and read out remaining time, remaining distance and oil data record (e.g. 01 1F 00)	Note down read out data in reception protocol.
	Reset service data
9	Press scroll back button (4) to highlight "Full Service" and confirm selection with OK button. (3)	The current service items appear on the multifunction display (6).
10	Press scroll back button (4) repeatedly until "Confirm Serv." is highlighted in multifunction display (6) and confirm selection with OK button. (3)	The oil selection or "Service carried out?" appears in the multifunction display (6).
11	Select specification for engine oil used with scroll forwards button (7) and confirm selection with the OK button. (3)	On vehicles with oil selection To achieve the maximum kilometer interval, engine oil which complies with the Specifications for Operating Fluids, Specification 229.5 must be used and confirmed for gasoline engines.
12	Press scroll back button (4) until "Yes" is highlighted and confirm selection with OK button. (3)	"Reversal not possible" appears on the multifunction display (6).
13	Press scroll back button (4) until "Confirm" is highlighted and confirm selection with OK button. (3)	"Full service completed" appears on the multifunction display (6). If the service is not performed or only partly performed after resetting the maintenance computer: ↓ Reset maintenance computer to default value again.
	Deactivation
14	Press "Back" button (5) repeatedly until standard display (total distance) appears in multifunction display (6)
15	Switch electronic ignition lock control unit to position "0"