ML 430 (163.172) V8-4.3L (113.942) (2000)
Variable Induction Control Actuator: Description and Operation
Purpose
Pressurizing variable intake manifold diaphragm unit with vacuum or admitting air
Design/function
The variable intake manifold switchover valve is actuated at the ground side by the engine control module through its own output stage. The voltage is
supplied by circuit 87.