Coolant Circuit (X 18 XE, X 20 XEV, C 20 SEL, C 22 SEL)
|
Engine |
X 18 XE |
X 20 XEV |
C 20 SEL |
C 22 SEL |
|
Radiator |
|
|
|
|
|
|
Design |
Cross-flow |
Cross-flow |
Cross-flow |
Cross-flow |
|
|
Coolant Filling Quantities 1) |
|
|
|
|
|
|
Manual transmission |
7.3 |
7.2 |
7.2 |
7.2 |
|
|
Manual transmission with air conditioning |
7.3 |
7.2 |
7.2 |
7.2 |
|
|
Automatic transmission |
7.2 |
7.1 |
7.1 |
7.1 |
|
|
Automatic transmission with air conditioning |
7.1 |
7.1 |
7.1 |
7.1 |
1) In Aftersales, the "green" coolant 19 40 656 (90 297 545) must be used for vehicles up to MY '01, the "red" coolant 19 40 650 (91 94 431) must be used for vehicles as of MY '01, ensure a concentration of 50%. The two coolants must never be mixed together under any circumstances.
Coolant Circuit (Continued)
|
Engine |
|
X 18 XE, X 20 XEV, C 20 SEL |
C 22 SEL |
|
Fan |
|
|
|
|
|
Design |
|
Electric fan |
Electric fan |
|
Auxiliary air fan |
|
|
|
|
|
Design |
|
- |
- |
|
Thermoswitch |
|
|
|
|
|
Installation point |
|
in radiator |
in radiator |
|
|
Switch on |
° C |
100 |
100 |
|
|
Switch off |
° C |
95 |
95 |
|
Thermostat |
|
|
|
|
|
Design |
|
Throttle |
Throttle |
|
|
Start of opening |
° C |
92 |
82 |
|
|
Fully open |
° C |
107 |
97 |
|
Compensation tank cap |
|
|
|
|
|
Opening pressure |
kPa (bar) |
120 to 150 (1.2 to 1.5) |
120 to 150 (1.2 to 1.5) |
|
|
Boiling point |
° C |
123 |
129 |
|
