Expansion Tank
WARNING: This page is about a different car, the 2011 Jaguar XKR, 2011 Jaguar XK, 2010 Jaguar XKR, and 2010 Jaguar XK. However, it is still accessible from the selected car via links, so may be relevant.
| Item Number | Description |
|---|---|
| 1 | Filler cap |
| 2 | Bleed screw |
| 3 | Vent hose connection |
| 4 | Level markings |
| 5 | Expansion hose connection |
| 6 | Level sensor |
The expansion tank is installed on the right-hand (RH) side of the engine compartment, immediately behind the suspension turret. A filler cap, bleed screw and level sensor are incorporated into the expansion tank. MAX and MIN level markings are molded onto the exterior of the tank.
The expansion tank provides the following functions:
- Service fill.
- Coolant expansion during warm-up.
- Air separation during operation.
- System pressurization by the filler cap.
The expansion tank has an air space of approximately 0.5 liter (1.06 US pints), above the MAX level, to allow for coolant expansion.