Heater Control Unit
Description and OperationHyundai Tucson (NX4) 2022-2026 Service Manual: ATF Warmer
- Description
• The ATF warmer is mounted on the valve body cover to reduce oil
viscosity friction by increasing oil temperature under cold condition,
which in turn improves fuel efficiency. It is serial mounted on the
entry of the Electronic Throttle Controller (ETC), as shown in the
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Hyundai Tucson (NX4) 2022-2026 Service Manual: Timing Chain Cover
- Removal
This working procedure does not require engine removal.
• Be careful not to damage the parts located under the vehicle
(floor under cover, fuel filter, fuel tank and canister) when raising
the vehicle using the lift.(Refer to General Information - "Lift and
Su ...