Scheme 179
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 |
Scheme 180
Note. For S60/V70 2004- B5254T2 AW55-50SN US market, see 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 | Camshaft reset valve | Available on both the intake and the exhaust camshafts or only on one of the camshafts, varies between engine types |
| 5 | Turbocharger (TC) control valve | Turbocharged engines only |
| 6 | Camshaft sensor | Available on both the intake and the exhaust camshafts or only on one of the camshafts, varies between engine types |
| 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 | Naturally aspirated engines: Also includes the intake air temperature (IAT) sensor |
| 14 | Canister purge (CP) valve | |
| 15 | Boost pressure sensor | Turbocharged engines only: Also includes the intake air temperature (IAT) sensor |
| 16 | Ignition coil | |
| 17 | Injector | |
| 18 | Engine cooling fan (FC) control module | |
| 19 | Throttle unit | Also includes the throttle position (TP) sensor |
| 20 | A/C pressure sensor | |
| 21 | Knock sensor (KS) | |
| 22 | Engine control unit | |
| 23 | Engine cooling fan (FC) control modules |
Scheme 181
- Engine coolant temperature (ECT) sensor
- Ground terminal
- Coolant level sensor
- Camshaft reset valve
- Turbocharger (TC) control valve
- Engine speed (RPM) sensor
- Camshaft position sensor (CMP)
- Brake pedal sensor
- Outer temperature sensor
- Power supply terminal
- Fusebox
- Relay box
- Mass air flow (MAF) sensor
- Canister purge (CP) valve
- Intake air temperature sensor
- Boost pressure sensor
- Ignition coil
- Injector
- Throttle unit
- Knock sensor (KS)
- Engine cooling fan (FC) control module
- A/C pressure sensor
- Engine control module (ECM).
Scheme 182
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 | Camshaft reset valve | 5 cylinder turbo: exhaust camshaft, 6 cylinder normally aspirated: intake camshaft, 6 cylinder turbo: exhaust and intake camshafts. |
| 5 | Turbocharger (TC) control valve | Only turbocharged (TC) engines |
| 6 | Camshaft position sensor (CMP) | 5 cylinder turbo: exhaust camshaft, 6 cylinder normally aspirated: intake camshaft, 6 cylinder turbo: 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 | Naturally aspirated engines: Also includes the intake air temperature (IAT) sensor |
| 14 | Intake air temperature sensor | Only turbocharged (TC) engines |
| 15 | Boost pressure sensor | Only turbocharged (TC) engines |
| 16 | Canister purge (CP) valve | |
| 17 | Ignition coil | |
| 18 | Injector | |
| 19 | Throttle unit | Also includes the throttle position (TP) sensor |
| 20 | Knock sensor (KS) | |
| 21 | Engine cooling fan (FC) control module | |
| 22 | A/C pressure sensor | |
| 23 | Engine control module (ECM) | |
| 24 | Cooling fan for control modules |