Engine Compartment
WARNING: This page is about a different car, the 2004 Volvo S40, 2003 Volvo S40, 2002 Volvo S40, 2001 Volvo S40, and 2000 Volvo S40. However, it is still accessible from the selected car via links, so may be relevant.
| - | Component | Location |
|---|---|---|
| 1 | Turbo control valve (TCV) | On the rear side of the air filter cover |
| 2 | Engine speed sensor (RPM) | On the engine, on the flywheel side |
| 3 | Throttle position sensor (TP) | On the throttle housing |
| 4 | EVAP purge valve | The electrical valve is situated on the coolant radiator |
| 5 | A/C linear pressure sensor | In the A/C dryer |
| 6 | Engine coolant fan (FC) | The left fan behind the radiator |
| 7 | Condenser fan | The right fan (small) behind the radiator |
| 8 | Intake air temperature sensor (IAT) | On the cold intercooler side. Underneath the connecting pipe to the inlet manifold |
| 9 | Manifold absolute pressure sensor (MAP) | Located on the inlet manifold between cylinder 3 and 4 |
| 10 | Engine coolant temperature sensor (ECT) | Central coolant temperature sensor. The EMS 2000 communicates the temperature to the instrument as well |
| 11 | Knock sensor (KC) | On the front side of the engine between cylinders 2 and 3 |
| 12 | Idle air control valve (IAC) | On the inlet manifold |
| 13 | PCV heating | The crankcase ventilation heating is on the hose, near the turbo compressor |
| 14 | Ignition coil | Cylinders 2 and 3 |
| 15 | Ignition coil | Cylinders 1 and 4 |
| 16 | VVT valve | Mounted on the cylinder head. Regulates the exhaust camshaft |
| 17 | Camshaft position sensor (CMP) | On the exhaust camshaft |
| 18 | Boost pressure sensor (BOP) | On the charge air pipe between the throttle body (TB) and the charge air cooler (CAC) |
| 19 | Mass airflow sensor (MAF) | Outlet air filter |
| 20 | Relay FC speed 1 | In relay box |
| 21 | Relay A/C compressor | In relay box |
| 22 | Relay condenser fan | In relay box |
| 23 | Relay coolant fan (FC) speed 2 | In relay box |
| 24 | System relay | In relay box |
| 25 | EVAP canister | Located on the fuel tank |
| 26 | LDP pump | Located on the member to the rear |