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Home >> Lexus >> 2023 >> LX 600 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (W/O Canister Pump Module) - Diagnostic Codes (3 Of 5) >> SFI SYSTEM (w/o Canister Pump Module) >> DTC P023A-13: Charge Air Cooler Coolant Pump Control Circuit Open [12/2021 - ] >> Description

DTC P023A-13: Charge Air Cooler Coolant Pump Control Circuit Open [12/2021 - ]: Description

Refer to DTC P023A-12.

Refer to DTC P023A-12: Charge Air Cooler Coolant Pump Control Circuit Short to Battery [12/2021 - ] 

DTC No. Detection Item DTC Detection Condition Trouble Area MIL DTC Output from Priority Note
P023A-13 Charge Air Cooler Coolant Pump Control Circuit Open The speed of the electric coolant pump calculated from the IWPI signal is less than 10 rpm (open or short in the IWPI circuit) (1 trip detection logic).
  • Open or short in electric water pump assembly circuit
  • Electric water pump assembly
  • EFI MAIN NO. 3 relay
  • ECM
- Engine A SAE: P023A
RELATED DATA LIST

DTC No. Data List
P023A-13
  • Intercooler Water Pump Speed
  • Intercooler Water Pump