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2020
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Highlander L, FWD
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Repair and Diagnosis
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Different car
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Section 5 (Hybrid Control System - Diagnostic Codes (5 Of 5) & Circuit Tests)
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Hybrid Control System
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DTC P314A-31: Motor Electronics Coolant Pump "A" No Signal [11/2023 - ]
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Component Operating Range
Component Operating Range
WARNING:
This page is about a different car, the 2025 Toyota Highlander and 2024 Toyota Highlander. However, it is still accessible from the selected car via links, so may be relevant.
Hybrid vehicle control ECU
DTC P314A (INF P314A-31) is not detected