DTC P2611-14: A/C Low Pressure Magnetic Valve Circuit Short to Ground or Open [08/2023 - ]: Procedure
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.
- INSPECT LOW PRESSURE MAGNETIC VALVE (NO. 1 MAGNET VALVE ASSEMBLY)
Refer to INSPECTION [08/2023 - ]
Result
Proceed to OK NG Result:
NG
REPLACE LOW PRESSURE MAGNETIC VALVE (NO. 1 MAGNET VALVE ASSEMBLY). Refer to REMOVAL [08/2023 - ]
Result:
OK
See step 2
- CHECK HARNESS AND CONNECTOR (LOW PRESSURE MAGNETIC VALVE (NO. 1 MAGNET VALVE ASSEMBLY) - POWER SOURCE)
Pre-procedure1
- Disconnect the A57 low pressure magnetic valve (No. 1 magnet valve assembly) connector.
- Measure the voltage according to the value(s) in the table below.
Standard Voltage
Tester Connection Condition Specified Condition Result A57-2 (VC) - body ground Ignition switch ON 11 to 14 V V Result
Proceed to OK NG
Post-procedure1
- None
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
Result:
OK
See step 3
- CHECK HARNESS AND CONNECTOR (LOW PRESSURE MAGNETIC VALVE (NO. 1 MAGNET VALVE ASSEMBLY) - HEAT PUMP ECU ASSEMBLY)
Pre-procedure1
- Disconnect the A57 low pressure magnetic valve (No. 1 magnet valve assembly) connector.
- Disconnect the A62 heat pump ECU assembly connector.
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition Result A57-1 (LPMV) - A62-11 (LPMV) Always Below 1 Ω Ω A57-1 (LPMV) or A62-11 (LPMV) - Other terminals and body ground Always 10 kΩ or higher kΩ Result
Proceed to OK NG
Post-procedure1
- None
Result:
OK
REPLACE HEAT PUMP ECU ASSEMBLY. Refer to REMOVAL [08/2023 - ]
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR