Toyota Highlander Hybrid 2013 Manual page 502

4-3. Do-it-yourself maintenance
Engine oil
With the engine at operating temperature and turned off, check the oil
level on the dipstick.
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Checking the engine oil
STEP 1
Park the vehicle on level ground. After warming up the engine
and turning off the hybrid system, wait more than five minutes
for the oil to drain back into the bottom of the engine.
STEP 2
STEP 3
Wipe the dipstick clean.
STEP 4
Reinsert the dipstick fully.
STEP 5
Holding a rag under the end, pull the dipstick out and check
the oil level.
STEP 6
Wipe the dipstick and reinsert it fully.
502
Hold a rag under the end and
pull the dipstick out.
Low
Full