LEMON Manuals: Even more car manuals for everyone
Home >> Lexus >> 2024 >> RX 500h >> Repair and Diagnosis >> External Pages >> Different car >> Section 138 (Hybrid Control System - Diagnostic Codes (6 Of 7)) >> HYBRID CONTROL SYSTEM (for PHEV Model) >> DTC P1F32-00: DC/DC Converter Cooling System Performance [08/2023 - ] >> Description

DTC P1F32-00: DC/DC Converter Cooling System Performance [08/2023 - ]: Description

WARNING: This page is about a different car, the 2025 Lexus RX 450h+ and 2024 Lexus RX 450h+. However, it is still accessible from the selected car via links, so may be relevant.
DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate DTC Output from Priority Note
P1F32-00 DC/DC Converter Cooling System Performance When a condition where the cooling blower speed is too high/low compared to the command is detected
(1 trip detection logic)
  • DC/DC converter cooling blower assembly
  • No. 1 DC/DC converter intake filter
  • DC/DC FAN fuse
  • Wire harness or connector
  • DC/DC converter cooling blower cooling system
Does not come on Master Warning:
Comes on
Hybrid Control A SAE Code: P1F32