Engine compartment overview

There are several service-related parts in the engine compartment.

Some of the components included in the vehicle's electric drive system are located in the engine compartment. Exercise caution when accessing the engine compartment and only touch what is required for normal maintenance.

 Warning

Orange wiring may only be handled by qualified personnel.

 Warning

A number of electrical components in Twin Engine Plug-in Hybrid vehicles use high-voltage current and can be extremely dangerous if handled incorrectly.

  • Do not touch anything that is not clearly described in this Owner's Manual.
  • Be careful when checking/filling fluids in the engine compartment.
P5-1617-S90/V90 Engine compartment overview
The layout of the engine compartment may vary depending on model and engine variant.
  1. P5-Icon red circle 1Coolant expansion tank
  2. P5-Icon red circle 2Brake fluid reservoir (located on the driver's side)
  3. P5-Icon red circle 3Washer fluid filler pipe
  4. P5-Icon red circle 4Fusebox
  5. P5-Icon red circle 5Air filter
  6. P5-Icon red circle 6Engine oil filler pipe
P5-1946-Decal for fan and drivebelt
Location of warning decal for the engine compartment. The layout of the engine compartment may vary depending on model and engine variant.

 Note

The decals shown in the Owner's Manual do not claim to be exact reproductions of those found in the vehicle. The purpose is to show approximately how they look and about where they are located on the vehicle. The information that applies for your vehicle in particular is found on the decal on the vehicle.

 Warning

Bear in mind that the cooling fan (located at the front of the engine compartment behind the radiator) may start or continue running automatically up to about 6 minutes after the engine is turned off.

Always entrust engine washing to a workshop – an authorized Volvo workshop is recommended. If the engine is hot, there is a risk of fire.

 Warning

The ignition system works with extremely high and dangerous voltages. The vehicle electrical system should always be in ignition mode 0 when work in being performed in the engine compartment.

Do not touch any spark plugs or ignition coils when the vehicle electrical system is in ignition mode II or when the engine is warm.

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