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Applies to: vehicles with plug-in hybrid drive
- Fig. 124 Engine compartment: Coolant expansion tank
Your vehicle has two separate coolant expansion tanks:
-A-: Expansion tank for combustion engine and electric motor.
-B-: Expansion tank for high-voltage area.
Switch off the ignition.
Open the bonnet link►.
Always check the coolant level in both expansion tanks -A- and -B- using the external markings as a guide.
Please read the information on link► before topping up the coolant in expansion tank -A-.
Do NOT drive on if the coolant level in the expansion tank -B- drops. Please contact a qualified workshop immediately ►.
- Before opening the bonnet and checking the coolant level, please observe the warning information on link►.
- Expansion tank -B- may be opened and topped up by a qualified workshop only.
- When coolant is added to expansion tank -B-, it can get inside the high-voltage battery and cause a short circuit - risk of fire!