1997 MERCEDES-BENZ ML320 Complete Repair Manual

Page 1049 of 4133

MERCEDES-BENZ ML320 1997  Complete Repair Manual 245 Practical hints
What to do if …
Problem
Possible cause
Suggested solution
É
-
The red brake warning lamp 
comes on in addition to the yel-
low ABS malfunction lamp and 
you hear a warning sound

Page 1050 of 4133

MERCEDES-BENZ ML320 1997  Complete Repair Manual 246 Practical hintsWhat to do if …Problem
Possible cause
Suggested solution
¿
The yellow BAS / ESP malfunc-
tion indicator lamp comes on 
while driving.
The ESP is no longer synchronized following

Page 1051 of 4133

MERCEDES-BENZ ML320 1997  Complete Repair Manual 247 Practical hints
What to do if …
Problem
Possible cause
Suggested solution
¿
The yellow BAS / ESP malfunc-
tion indicator lamp comes on 
while driving.
The charging voltage has fallen below 
10

Page 1052 of 4133

MERCEDES-BENZ ML320 1997  Complete Repair Manual 248 Practical hintsWhat to do if …Problem
Possible cause
Suggested solution
?
The yellow “CHECK ENGINE” 
malfunction indicator lamp 
comes on while driving.
There is a malfunction of:
The fuel

Page 1053 of 4133

MERCEDES-BENZ ML320 1997  Complete Repair Manual 249 Practical hints
What to do if …
Problem
Possible cause
Suggested solution
/
The yellow coolant warning lamp 
comes on when the engine is 
running.
The coolant is to hot.
The coolant level is too

Page 1054 of 4133

MERCEDES-BENZ ML320 1997  Complete Repair Manual 250 Practical hintsWhat to do if …Warning!
G
Driving when your engine is badly overheat-
ed can cause some fluids which may have 
leaked into the engine compartment to 
catch fire. You could be seri

Page 1055 of 4133

MERCEDES-BENZ ML320 1997  Complete Repair Manual 251 Practical hints
What to do if …
Problem
Possible cause
Suggested solution
v
The yellow 4-ETS / ESP warning 
lamp comes on steady while 
driving.
The ESP is deactivated.
Risk of accident!
Adapt y

Page 1056 of 4133

MERCEDES-BENZ ML320 1997  Complete Repair Manual 252 Practical hintsWhat to do if …Problem
Possible cause
Suggested solution
{
The yellow ETS malfunction indi-
cator lamp comes on while driv-
ing.
4-ETS has switched off to prevent overheat-
ing of