If and when
Frequently asked questionsLeak detection in refrigerant circuit using compressed air or nitrogen
Note
A leak in the refrigerant circuit can be detected, for
example, by pressurising the circuit to a maximum of 15 bar
using cleaned and dried compressed air or nitrogen
→ Chapter. If the leak is large, the leakage point
...
Removing and installing headlight range control unit -J431-/control unit for
cornering light and headlight range control -J745-, RHD vehicles
Note
When renewing the control unit, select
Renew function for the respective control unit in
Guided fault finding or
Guided functions mode
→ Vehicle
diagnostic tester.
Removing
â ...
Warning lamp
First read and observe the introductory information
and safety warnings 
Display
Possible cause
Solution
Bonnet not closed properly
Do not drive
on!
Close bonnet.
Several warning and indicator lamps will light up ...