Kia SORENTO HEV 2023 Manual page 554

Maintenance
Normal maintenance schedule - For Australia and New Zealand
The following maintenance services must be performed to ensure good emission
control and performance. Keep receipts for all vehicle emission services to protect
your warranty. Where both mileage and time are shown, the frequency of service is
determined by whichever occurs first.
NO. ITEM
Engine oil and engine oil
*1
filter
*2 Coolant (Engine)
*3 Coolant (HEV Inverter)
*4 Coolant (PHEV Inverter) Recommend that the coolant be replaced by an authorised Kia dealer/service partner.
HSG (Hybrid Starter &
*5
Generator) belt
*6 Spark plug
Differential oil (Rear)
*7
(AWD)
*8 Transfer case oil (AWD) Transfer case oil should be changed anytime it has been submerged in water.
*9 Fuel additives
8 10
僅 As it is normal for engine oil to be consumed during driving, the engine oil level should be
checked on regular basis.
僅 The engine oil change interval for normal operating conditions is based on the use of the
recommended engine specification. If the recommended engine oil specification is not
used, then replace the engine oil according to the maintenance schedule under severe
operating conditions.
When adding coolant, use only deionised water or soft water for your vehicle and never mix
hard water in the coolant filled at the factory. An improper coolant mixture can result in serious
malfunction or engine damage.
When adding coolant, use only deionised water or soft water for your vehicle and never mix
hard water in the coolant filled at the factory. An improper coolant mixture can result in serious
malfunction or engine damage.
Inspect HSG belt for evidence of cuts, cracks, excessive wear or oil saturation and replace if
necessary.
For your convenience, it can be replaced prior to it's interval when you do maintenance of
other items.
Differential oil should be changed anytime it has been submerged in water.
Kia recommends that you use unleaded petrol which has an octane rating of RON (Research
Octane Number) 95 / AKI (Anti Knock Index) 91 or higher (for Europe) or Octane Rating of
RON (Research Octane Number) 91 / AKI (Anti-Knock Index) 87 or higher (except Europe).
For customers who do not use good quality petrols including fuel additives regularly, and have
problems starting or the engine does not run smoothly, one bottle of additives added to the
fuel tank when the engine oil is replaced. Additives are available from a professional workshop
along with information on how to use them. Kia recommends to visit an authorised Kia dealer/
service partner. Do not mix other additives.
Scheduled maintenance service
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