Survey of System
Function Diagram, Motronic M 2.8.1
| I | Engine | ||
|---|---|---|---|
| 1 | Intake air temperature sensor | 17 | Secondary air pump |
| 2 | Vacuum unit for resonance pipe switchover valve | 18 | Secondary air switchover valve |
| 3 | Solenoid valve for resonance pipe switchover valve | 19 | Crankcase |
| 4 | Vacuum tank | 20 | Fuel pump |
| 5 | Exhaust gas recirculation valve | 21 | Fuel filter |
| 6 | Solenoid valve for intake plenum switchover valve | 22 | Activated carbon canister |
| 7 | Vacuum unit for intake plenum switchover valve | 23 | Knock sensor (cylinder 2 - 4 - 6) |
| 8 | Oxygen sensor (cylinder 2 - 4 - 6) | 24 | Injector |
| 9 | Intake plenum switchover valve | 25 | Fuel pressure regulator |
| 10 | Camshaft sensor | 26 | Controlled canister purge valve |
| 11 | Crankshaft pulse pick - up | 27 | Control unit |
| 12 | Oxygen sensor (cylinder 1 - 3 - 5) | 28 | DIS ignition module |
| 13 | Coolant temperature sensor | 29 | idle speed adjuster |
| 14 | Knock sensor (cylinder 1 - 3 - 5) | 30 | Throttle valve potentiometer |
| 15 | Secondary air non - return valve | 31 | Resonance pipe switchover valve |
| 16 | Secondary air cutoff valve | 32 | Hot film mass air flow meter |
| .P. E5413.tif | 18 | 15 | tiff;; |