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Home >> Lexus >> 2025 >> NX 250 FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 109 (Engine Control System - Diagnostic Codes (P26CA-U1150)) >> SFI System >> DTC P26CE-37: Engine Coolant Pump Overspeed [03/2022 - ] >> Description

DTC P26CE-37: Engine Coolant Pump Overspeed [03/2022 - ]: Description

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Refer to DTC P26CA-12.

Refer to DTC P26CA-12: Engine Coolant Pump Circuit Short to Battery [03/2022 - 03/2023] , or refer to DTC P26CA-12: Engine Coolant Pump Circuit Short to Battery [03/2023 - ] 

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Note
P26CE-37 Engine Coolant Pump Overspeed The speed of the engine water pump assembly is a certain value or more when an operation request signal is being output to the engine water pump assembly (1 trip detection logic).
  • Lack of engine coolant
  • Engine coolant leak
  • Engine water pump assembly (water inlet housing)
Does not come on
  • SAE Code: P26CE
  • DTC for Mexico Models: Applies
RELATED DATA LIST

DTC No. Data List
P26CE-37
  • Coolant Temperature
  • Electric Water Pump Target Speed
  • Electric Water Pump Speed