S 600 Coupe (140.076) V12-6.0L (120.982) (1997)
Air Diverter Valve: Description and Operation
Air Shutoff Valve, Location/Task/Function
Air Shutoff Valve, Task
Air Shutoff Valve, Task
Illustrates Engine 120
126
Left air shutoff valve
126 A
Right air shutoff valve
Illustrates Engine 166
126
Aspirator shutoff valve (combination valve: check valve integrated)
When air pump is switched off, preventing air being inducted into the exhaust ports, as a result of the flow of the exhaust gases.