1997 MERCEDES-BENZ ML350 brake fluid

GF54.30-P-3003A
Indicator/warning messages triggered via CAN data buses, function
24.10.96

MODEL
129, 140 as of 1.6.96,

163, 168, 170,

202 as of 1.8.96,

208 up to 31.7.99,

210 as of 1.6.96 up to 30.6.99

Indicator and warning displays triggered via CAN

Low brake fluid level/parking brake indicator lamp (A1e7)
The parking brake signal comes from the traction system

control module.

The brake fluid signal comes directly from the switch (S11)

(except model 163).

Brake pad wear indicator lamp (A1e6)

The parking brake signal comes from the traction system

control module (N47)

Low engine oil level indicator lamp (A1e12)

The oil level signal comes from the injection system control

module (N3).

For vehicles with ASSYST, also refer to document: ASSYST

engine oil monitoring.

Preglow indicator lamp (A1e16)

The signal comes directly from the injection system control

module (N3).

Coolant level and temperature warning lamp (A1e11) model 168

only as of 9.99
The coolant temperature signal comes from the injection

system control module (N3)

-----------------------------------------------------------------------------------------
ABS MIL (A1e17)

The parking brake signal comes from the traction system

control module (N47).

"CHECK ENGINE" MIL (A1e26),


I
only

The signal comes from the injection system control module (N3)

ETS (A1e35) or ASR (A1e22) or ESP (A1e42) MIL
Lamp illuminated if there is a fault in the respective system.

The signal comes from the traction system control module

(N47).

ETS (A1e36) or ASR (A1e21) or ESP (A1e41) warning lamp
The lamp indicates that the respective system is active.

The signal comes from the traction system control module

(N47).

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

Severe leak warning (

I
as of 97 only)

The fuel reserve indicator lamp (A1e4) flashes. The signal

comes from the injection system control module (N3).

The warning takes place at the earliest 30 minutes after cold

start with the engine idling and the vehicle stationary.

Also refer to document: Purge system with leak test, function
Fog lamps indicator lamp (A1e57), model 163 only except
I
)

The signal comes from the All-activity module (AAM, N10)

"LOW RANGE" indicator lamp (A1e53), model 163 only
The signal comes from the transfer case control module (N78)

Active service system (ASSYST)
Engines 112, 113, 611 (engines with oil

sensor)

GF00.20-P-2009A

Engine oil monitoring, function
Model 210 as of 01.03.97 with engine M111,

OM602, OM604, OM605 and OM606

As of 06.97 models 129, 140, 170, 202 except

engines 112, 113, 611

(Valid for engines with low oil level switch).
GF00.20-P-2009B

Displaying coolant temperature, function
Model 168 as of 9.99

GF54.30-P-3020GC

Purge system with leak test, function

GF47.30-P-3016L

Bus systems, overall function

GF54.00-P-0004A

Copyright DaimlerChrysler AG 04.06.2006 CD-Ausgabe G/10/04 . This WIS print-out will not be recorde
d by Modification services.
Page 1

GF54.30-P-3002A
Indicator and warning signals triggered over direct lines, function
24.10.96

MODEL
129, 140 as of 1.6.96,

163, 168, 170,

202 as of 1.8.96,

208 up to 31.7.99,

210 as of 1.6.96 up to 30.6.99

Indicator and warning signals

Indicator lamps for left turn signal (A1e1) and right turn signal

(A1e2)
The signal in models 129, 140, 170, 202 comes from the

combination relay (turn signals with trailer coupling, rear

window defroster, wiper motor, anti-theft alarm system)

(N10/2), and in model 210 from the multifunction control

module (N10-1) or the driver's side signal acquisition and

actuation module (SAM) (N10/1).

In model 168 the entire turn signal control is located in the

instrument cluster (A1).

Brake fluid / parking brake warning lamp (A1e7)

The signal for the brake fluid comes direct from the brake fluid level switch (S11) (except model 163).

(The signal for the parking brake comes over CAN.)

Low windshield washer fluid level warning lamp (A1e13) except

models 163 and 168
See

document: Coolant/washer fluid level voltage coding, task /

function

-----------------------------------------------------------------------------------------
Low windshield washer fluid level warning lamp (A1e13) as of

01.09.01 for model 163
See document: Displaying washer fluid level, function

Low engine coolant level warning lamp (A1e11) except models

163 and 168
See

document: Coolant/washer fluid level voltage coding, task /

function

Low engine coolant level warning lamp (A1e11) model 163 as of

3.99
See

document: Displaying coolant level, function

Coolant level and temperature warning lamp (A1e11) model 168

as of 9.99
See

document: Displaying coolant level, function

Fuel reserve warning lamp (A1e4)
When the reserve fuel level is reached, this lamp lights up and

goes out again only after refueling is detected. If the vehicle is

refueled with the ignition ON, refueling is detected only if at

least 7 liters of fuel are added.

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

AIRBAG OFF indicator lamp (A1e56), only model 163 except

I

The signal comes from the emergency tensioning retractor

(ETR) control module with airbag (AB, N2/2)

Generator charge indicator/warning lamp (A1e5)

See document: Terminal 61 and terminal 61e, charge indicator

lamp, exterior lamp failure, function

Seatbelt/backrest lock warning lamp (A1e9)

The seat belt warning lamp is only used in a few national

versions, and is actuated direct by a seat belt buckle switch
(normally closed contact). After engine start, the lamp flashes

for a short time (approx. 6 seconds).

In model 129 if this lamp fails to go out after flashing briefly, but

continues to shine constantly, then the seat backrest is not

locked.
Exterior lamp failure indicator lamp (A1e14)

The signal comes from the lamp failure monitor

See document: Terminal 61 and terminal 61e, charge indicator

lamp, exterior lamp failure, function
Hydraulic fluid level warning lamp (A1e37)
The signal comes direct from the ADS level control oil level

switch (S44).

ADS warning lamp, suspension (A1e27) The signal comes from the ADS control module, suspension
(N51).

SRS airbag malfunction indicator lamp (A1e15)
The signal comes from the emergency tensioning retractor

(ETR) control module with airbag (AB, N2/2)

Voltage coding of coolant / windshield washer

fluid level, function
Except models 163 and 168

GF54.30-P-3006A

Displaying coolant level, function
Model 163 as of 3.99

GF54.30-P-3028GH

Model 168 as of 9.99

GF54.30-P-3028GC

Terminal 61 and terminal 61e, charge

indicator lamp, exterior lamp failure, function

GF54.30-P-3007A

Copyright DaimlerChrysler AG 04.06.2006 CD-Ausgabe G/10/04 . This WIS print-out will not be recorde
d by Modification services.
Page 1

AR54.30-P-6049GH
Removing and installing bulbs of instrument cluster
21.1.97

MODEL
163

P54.30-0632-06

Instrument cluster

A1e1
Left turn signal indicator lamp

A1e2
Right turn signal indicator lamp

A1e3
High beam indicator lamp

A1e4
Fuel reserve indicator lamp

A1e5
Generator charge indicator lamp

A1e6
Brake pad wear indicator lamp

A1e7
Low brake fluid level/parking brake

indicator lamp

A1e8
Instrument illumination

A1e9
Seat belt reminder lamp

A1e11
Low ECL indicator lamp

A1e12
Low engine oil level indicator lamp

A1e15
SRS MIL

A1e17
ABS MIL

A1e21
ASR warning lamp

A1e26
"CHECK ENGINE" MIL

A1e35
ETS MIL

A1e36
ETS warning lamp

A1e40
Steering lock warning lamp

A1e42
ESP MIL

Removing, installing

1
Disconnect ground cable from battery

To prevent the disconnected ground cable

contacting the ground point W16/4

unintentionally, insulate ground cable terminal.

AR54.10-P-0003A

2
Remove instrument cluster

AR54.30-P-6015GH

3
Remove bulbs


AR54.30-P-6049-01Z


Installation:
Install bulbs
AR54.30-P-6049-02Z

4
Install in opposite order


129 589 00 09 00 129 589 01 09 00

Socket
Socket

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d by Modification services.
Page 1

AD54.30-P-5000GH
Instrument cluster (IC) diagnosis troubleshooting
10.4.97

MODEL
163

Connection and use of test equipment

AD00.00-P-1000AZ

Instrument cluster diagnosis, previous

knowledge

AD54.30-P-2000GH

Explanatory notes on diagnosis

troubleshooting chart IC

AD54.30-P-5000-01GH

Display instruments controlled via CAN

troubleshooting chart IC

AD54.30-P-5000-02A

Display instruments controlled directly,

troubleshooting chart IC

AD54.30-P-5000-03A

Troubleshooting

Complaint
Possible cause
Notes
Remedy/Test step

Instrument cluster (A1) completely inoperative
Voltage supply, instrument cluster (A1)

AD54.30-P-6000-01GH

Malfunction indicator lamps or indicator lamps

inoperative
Voltage supply, instrument cluster (A1)
AD54.30-P-6000-01GH

HHT and instrument cluster cannot

communicate
Cables, instrument cluster (A1)

AD54.30-P-6000-02GH

Low brake fluid level/parking brake indicator

lamp, brake pad wear indicator lamp, ABS

MIL, malfunction indicator lamp (ETS, ASR,

ESP) come on together and speedometer

remains on lower stop.
Traction system control module (N47)

AD42.35-P-1001BZ

RPM counter, engine coolant gauge remain

on the lower stop and the low engine oil level

indicator lamp comes on.
Injection system control module (N3)

AD07.61-P-1000AZ
Low brake fluid level/parking brake indicator

lamp, brake pad wear indicator lamp, low

engine oil level indicator lamp, ABS MIL,

malfunction indicator lamp (ETS, ASR, ESP)

come on together and RPM counter, engine

coolant gauge and speedometer remain on

lower stop.
CAN faulty

AD54.30-P-6000-04GH
AD54.30-P-6000-05GH

Steering lock warning lamp (A1e40) is

continuously illuminated or is inoperative.
Cables,

steering lock switch (S97/1)

AD54.30-P-6000-06GH

Coolant level indicator disrupted
Cables,

Coolant level indicator electronic switch (S41)

Model 163 as of 3.98

AD54.30-P-6000-42GH

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d by Modification services.
Page 1

AD54.30-P-5000-03A
Directly controlled display instruments

troubleshooting chart IC

Directly controlled display instruments or indicator

lamp/warning message:

D
Outside temperature indicator

D
Fuel gauge

D
Oil pressure gauge (models 129 and 140 only)

D
Left turn signal indicator lamp

D
Right turn signal indicator lamp

D
High beam indicator lamp

D
Fuel reserve indicator lamp

D
Airbag SRS indicator lamp/MIL

D
AIRBAG OFF indicator lamp (only model 163 except

I )
D
Low brake fluid level/parking brake indicator lamp (only brake

fluid direct)

(both functions via CAN on model 163)

D
Low windshield washer fluid level indicator lamp (except

models 163 and 168)
D

Low ECL indicator lamp (except models 163 and 168)

D
Generator charge indicator lamp

D
Seat belt reminder lamp

D
Seat belt/backrest lock reminder lamp

D
Exterior lamp failure indicator lamp

D
Hydraulic fluid level indicator lamp (models 202 and 210 only)

D
ADS MIL, suspension

D
Turn signal clicking

D
Seat belt reminder lamp

D
Light reminder lamp

D
Key reminder lamp

D
Soft top reminder lamp (model 170 only)

D
Steering lock warning lamp (

I )

Copyright DaimlerChrysler AG 05.06.2006 CD-Ausgabe G/10/04 . This WIS print-out will not be recorde
d by Modification services.
Page 1

AD54.30-P-5000-02A
Display instruments controlled via CAN

troubleshooting chart IC

The following display instruments or indicator lamps/ malfunction

indicator lamps receive their information from the traction system

control module (N47) via CAN data buses (an appropriate message

appears in the display on vehicles with multi-function display):

D
Total mileage recorder, trip odometer

D
Electronic speedometer

D
Low brake fluid level/parking brake indicator lamp (except model 163

parking brake indicator lamp only via CAN)

D
Brake pad wear indicator lamp

D
ABS MIL

D
ETS, ASR, ESP indicator lamp

D
ETS, ASR, ESP malfunction indicator lamp

Model 163 only:

The
"Low-Range"
indicator lamp receives its information from the

transfer case control module (N78) via CAN data buses.

The
"Fog lamps"
indicator lamp (only model 163 except

I
) receives

its information from the All-activity module (AAM, N10) via CAN data

buses.

Model 168 only:

The
" Gear indicator "
indicator lamp receives its information from the

gear recognition module (A61) or from automatic clutch control module

(N15/4) via CAN data buses.
The following display instruments or indicator lamps/

malfunction indicator lamps receive their information from the

injection system control module (N3) via CAN data buses (an

appropriate message appears in the display on vehicles with

multi-function display):

D
Tachometer

D
Low engine oil level lamp

D
Engine coolant temperature

D
Preglow indicator lamp (diesel only)

D
Vehicle speed warning

D
Vehicle speed limit warning

D
Severe leak warning (

I
only), the fuel reserve indicator lamp

(A1e4) flashes

D
Active Service System (ASSYST):

D
Oil condition

D
Oil level

D
Oil temperature

D
Mass volumetric efficiency (load moment)

D
Engine speed, engine coolant temperature

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d by Modification services.
Page 1