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Home >> Lexus >> 2024 >> RX 500h >> Repair and Diagnosis >> External Pages >> Different car >> Section 116 (Engine Control System - Diagnostic Codes (04 Of 10)) >> SFI SYSTEM (for Gasoline Model) >> DTC P023A-14: Charge Air Cooler Coolant Pump Control Circuit Short to Ground or Open [10/2022 - ] >> Description

DTC P023A-14: Charge Air Cooler Coolant Pump Control Circuit Short to Ground or Open [10/2022 - ]: Description

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Refer to DTC P023A-12.

Refer to DESCRIPTION 

DTC No. Detection Item DTC Detection Condition Trouble Area MIL DTC Output from Priority Note
P023A-14 Charge Air Cooler Coolant Pump Control Circuit Short to Ground or Open The operation duty ratio (IWPO) of the monitoring electric water pump assembly becomes a certain amount or less when electric water pump assembly operation command is output (1 trip detection logic).
  • Open or short in electric water pump assembly circuit
  • Electric water pump assembly
  • ECM
Does not come on Engine A
  • SAE Code: P023B
  • DTC for Mexico Models: Applies
RELATED DATA LIST

DTC No. Data List
P023A-14
  • Intercooler Water Pump Speed
  • Intercooler Water Pump