LEMON Manuals: Even more car manuals for everyone
Home >> Mini >> 2017 >> Cooper Base, 2D Convertible, Automatic Trans >> Repair and Diagnosis >> General Information >> OEM General Information >> Functional Description (F57) >> Blow-Off Valve >> Schematic overview and setpoint values

Schematic overview and setpoint values

The blow-off valve dissipates unwanted charging pressure peaks that can occur when the throttle valve is closed.

G09841183Courtesy of BMW OF NORTH AMERICA, INC.
Item Explanation
1 Compressor bypass valve closed
2 Compressor bypass valve open

Observe the following setpoint values for the blow-off valve:

Variable Value
Voltage range 8 to 16 V
Response time at 20 C and 13 V ≤ 40 ms
Power consumption at 25 C and 13 V approx. 1 A
Temperature range -40 °C to 140 °C