Location Of Components, Engine Compartment
Not all the following components are necessarily in the car. The components vary between engine types.
| Component | Remarks | |
|---|---|---|
| 1 | Engine coolant temperature (ECT) sensor | |
| 2 | Ground terminal | |
| 3 | Coolant level sensor | |
| 4 | Reset valve, camshaft | Exhaust and intake camshafts. |
| 5 | Turbocharger (TC) control valve | Only turbocharged (TC) engines |
| 6 | Camshaft sensor | Exhaust and intake camshafts. |
| 7 | Brake pedal sensor | |
| 8 | Engine speed (RPM) sensor | |
| 9 | Outer temperature sensor | |
| 10 | Power supply terminal | |
| 11 | Fusebox | |
| 12 | Relay box | |
| 13 | Mass air flow (MAF) sensor | |
| 14 | Ignition coil | |
| 15 | Canister purge (CP) valve | |
| 16 | Boost pressure sensor | The intake air temperature (IAT) sensor is integrated in the boost pressure sensor |
| 17 | Fuel pressure sensor | The fuel temperature sensor is integrated in the fuel pressure sensor |
| 18 | Injector | |
| 19 | Oil level sensor | Located in the oil trough |
| 20 | Engine cooling fan (FC) control module | |
| 21 | Throttle unit | Also includes the throttle position (TP) sensor |
| 22 | A/C pressure sensor | |
| 23 | Knock sensor (KS) | |
| 24 | Engine control unit | |
| 25 | Engine cooling fan (FC) control modules |