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Home >> Lexus >> 2019 >> ES 350 Luxury >> Repair and Diagnosis >> External Pages >> Different car >> Section 147 (Engine Control System (A25A-FXS) - Diagnostic Codes (19 Of 20)) >> SFI System >> DTC P26CE-37: Engine Coolant Pump Overspeed [06/2018 - 08/2020] >> Monitor Description

Monitor Description

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The ECM monitors the speed of the water inlet housing with water pump sub-assembly. When the speed becomes a certain value or more, the ECM judges that the speed is abnormally high and stores a DTC (The MIL does not illuminate).

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