300E 4MATIC (124.230) L6-3.0L (103.985) (1990)
3 Connector, test cable
4 Connector, idle speed air valve
5 Test cable
6 Connector, ground
7 On-off ratio tester
Y6 Idle speed air valve
3 Connector, test cable
4 Connector, idle speed air valve
5 Test cable
6 Connector, ground
7 On-off ratio tester
Y6 Idle speed air valve