LEMON Manuals: Even more car manuals for everyone
Home >> Lexus >> 2024 >> RX 500h >> Repair and Diagnosis >> External Pages >> Different car >> Section 85 (Heating / Air Conditioning System - Diagnostic Codes (3 Of 3), Circuit Tests & Symptom Tests) >> AIR CONDITIONING SYSTEM (for PHEV Model) >> DTC P2611-12: A/C Low Pressure Magnetic Valve Circuit Short to Battery [08/2023 - ] >> Description

DTC P2611-12: A/C Low Pressure Magnetic Valve Circuit Short to Battery [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.

The low pressure magnetic valve (No. 1 magnet valve assembly) is installed to the No. 2 air conditioner tube and accessory assembly and is open when the ignition switch is turned off. When the ignition switch is turned to ON, the low pressure magnetic valve (No. 1 magnet valve assembly) opens and closes according to heat pump air conditioning control. When heat pump air conditioning control is performing cooling/serial dehumidification heating/cooling battery cooling/single battery cooling/, the low pressure magnetic valve (No. 1 magnet valve assembly) is closed according to signals from the heat pump ECU assembly. When heat pump air conditioning control is performing heating/parallel dehumidification heating/defrosting, the low pressure magnetic valve (No. 1 magnet valve assembly) is open.

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory DTC Output from Priority Note
P2611-12 A/C Low Pressure Magnetic Valve Circuit Short to Battery Diagnosis Condition:
  1. Low pressure magnetic valve (No. 1 magnet valve assembly) operating

Malfunction Status:
  1. Short to +B in low pressure magnetic valve (No. 1 magnet valve assembly) circuit

Detection Time:
  1. Continuously for 4 seconds or more

Trip:
  1. 1 trip detection logic
  • Harness or connector
  • Heat pump ECU assembly
Come on Memorized Air Conditioner A SAE Code:
  1. P2613