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Home >> Toyota >> 2012 >> Highlander Limited, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 115 (Hybrid Vehicle Control System (Diagnostic Codes (P0ADB-227 - U0424-537) & Circuit Tests)) (Hybrid)) >> Hybrid Control System >> DTC P0C73-776: Motor Electronics Coolant Pump "A" Control Performance >> 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 (w/ motor). If there is an abnormality in speed, the hybrid vehicle control ECU will illuminate the MIL and set a DTC.

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