This bulletin provides information related to the cleaning of the cooling system and coolant change to...
Hyundai technical service bulletin 23-01-052H for 2022 Hyundai Tucson Hybrid and 2021-2022 Hyundai Santa Fe Hybrid.
- Bulletin number
- 23-01-052H
- Component
- Power train
- Summary
- This bulletin provides information related to the cleaning of the cooling system and coolant change to address the following problem: • “Refill Inverter Coolant” warning light displayed on the cluster • No DTC’s present • Normal level of coolant in Inverter Reservoir Tank • Measured EWP Speed > 2,800 RPM The cause of the warning light is due to increased EWP Speed due to poor flow of coolant inside the cooling circuit. The coolant in the system will be discharged and any foreign substances in the circuit will be flushed out with new coolant added in the end. A new reservoir cap label will be added.
Owners of these vehicles have filed 44 complaints in the transmission category.
Vehicles covered
- Hyundai Tucson Hybrid 2022 2022
- Hyundai Santa Fe Hybrid 2021-2022 20212022
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