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Home >> Toyota >> 2021 >> Highlander Platinum, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 10 (Meter / Gauge System (12.3 Inch Display) - Diagnostic Codes & Circuit Tests) >> METER / GAUGE SYSTEM (for 12.3 Inch Display) >> Engine Coolant Temperature Receiver Gauge Malfunction [10/2022 - ] >> Description

Engine Coolant Temperature Receiver Gauge Malfunction [10/2022 - ]: Description

WARNING: This page is about a different car, the 2025 Toyota Highlander, 2024 Toyota Highlander, and 2023 Toyota Highlander. However, it is still accessible from the selected car via links, so may be relevant.

In this circuit, the combination meter assembly receives engine coolant temperature signals from the ECM via CAN communication. The combination meter assembly displays an engine coolant temperature warning based on the data received from the ECM.

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