1997 MERCEDES-BENZ ML500 trip computer

GF54.50-P-4100-02GH
Trip computer control module, design

n

The trip computer control module (TRIP, N41) consists of the

following components:
D
Electronics unit

D
LCD display

D
Reset button (left button, N41s1)

D
Mode button (right button, N41s2)

D
Inclination sensor (N41b1)
D

Glass breakage sensor (N41b2)

D
CAN interface

D
Alarm bus to all activity module (AAM, N10)

D
as of 1.9.00: Interface (RS 485) to electronic compass (B26)

Copyright DaimlerChrysler AG 18.05.2006 CD-Ausgabe G/10/04 . This WIS print-out will not be recorde
d by Modification services.
Page 1

GF54.30-P-2016A
Trip computer interface, location/task
7.7.99

MODEL
129, 140 as of 1.6.96

The trip computer receives the following information via the trip

computer interface (2 lines):
D
Driving speed

D
Mileage

D
Time

-----------------------------------------------------------------------------------------


The trip computer receives information about fuel consumption

directly from the fuel level sensor.

-----------------------------------------------------------------------------------------

Copyright DaimlerChrysler AG 05.06.2006 CD-Ausgabe G/10/04 . This WIS print-out will not be recorde
d by Modification services.
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GF54.50-P-4100GH
Trip computer control module, location/task/design
24.3.00

MODEL
163 as of 1.9.00 with CODE (245) Trip computer

P54.50-0212-06

N41
Trip computer control module

Trip computer control module, location
The trip computer control module (TRIP, N41)

is located above the

inside rearview mirror unit.

Trip computer control module, task

GF54.50-P-4100-01GH

Trip computer control module, design

GF54.50-P-4100-02GH

Copyright DaimlerChrysler AG 18.05.2006 CD-Ausgabe G/10/04 . This WIS print-out will not be recorde
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AR54.50-P-0001GH
Remove, install trip computer
17.12.98

MODEL
163.113 /128 /136 /154 /157 /172 /174 /175 with CODE (245) Trip computer

P54.50-0212-06

N41
Trip computer control module

P54.50-2030-06

1
Bolts

2
Overhead control panel

3
Connector

N41
Trip computer control module


Remove/install

1
Ensure that the ignition key is in position "0".

In order to prevent error codes.

AR54.10-P-0003A

2
Remove overhead control panel (2).

AR82.20-P-1100GH

3
Unscrew trip computer control module (N41)

from overhead control panel (2).

Unscrew screws (1) from control module.

4
Detach connector (3) from trip computer

control module (N41).

5
Install in the reverse order

6
Check that trip computer functions correctly.

Copyright DaimlerChrysler AG 09.05.2006 CD-Ausgabe G/10/04 . This WIS print-out will not be recorde
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GF54.50-P-4100-01GH
Trip computer control module, task

n

The trip compute control module (TRIP, N41) has the following tasks:

D
Display and calculate the current and average fuel consumption

D
Display and calculate the likely range

D
Display the trip time

D
Display the date

D
as of 1.9.00: Display the route (compass)
On vehicles with

ATA
also to:

D
Display the status of the ATA sensory system (on/OFF)

D
Output a "life sign" on the alarm bus to the all activity module

(AAM, N10)

D
Output an alarm signal on the alarm bus to the all activity

module (AAM, N10) when the
glass breakage sensor (N41b2)

is triggered

D
Output an alarm signal on the alarm bus to the all activity

module (AAM, N10) when the
inclination sensor (N41b2) is

triggered

Copyright DaimlerChrysler AG 18.05.2006 CD-Ausgabe G/10/04 . This WIS print-out will not be recorde
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Page 1

Fig. 32: Trip Computer Circuit
INTERIOR LIGHTS

2001 Mercedes-Benz ML320
2001 SYSTEM WIRING DIAGRAMS Mercedes-Benz - ML320
me
Saturday, October 02, 2010 3:27:59 PMPage 65 © 2006 Mitchell Repair Information Company, LLC.