DSD Information System
Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 107 (Hybrid Control System (2WD) - Diagnostic Codes (4 Of 7)) >> HYBRID CONTROL SYSTEM (for 2WD) >> DTC P0C73-96: Motor Electronics Coolant Pump "A" Component Internal Failure [12/2019 - 11/2023] >> Monitor Description

Monitor Description

WARNING: This page is about a different variant/trim than selected.

The hybrid vehicle control ECU monitors speed of the inverter water pump assembly. If there is an abnormality in speed, the hybrid vehicle control ECU will illuminate the MIL and store a DTC.

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