Toyota Highlander Service Manual: On-vehicle cleaning
1. INSPECT FINS BLOCKAGE
(a) If the fins are clogged, wash them with water or a steam cleaner. Dry with compressed air.
NOTICE: If the distance between the steam cleaner and the core is too close, the fins may become damaged.
Keep the following injection distance.
Standard:
- If the fins are bent, straighten them with a screwdriver or pliers.
- Never apply water directly onto the electronic components
Components
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More about Toyota Highlander:
Downhill assist control
system
With the downhill assist control system, the vehicle is able to
descend a steep hill, maintaining a constant low speed of about
3 mph (5 km/h) without brake pedal operation.
Activating the downhill assist control system
Activating the downhill assist control system
press the “dac” switch.
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