Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
PRECAUTION (To 08/2003): Precaution
2010 Lexus RX 450h 3.5 BSECTION Precaution
- PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE BATTERY TERMINAL NOTE:
When disconnecting the cable from the negative (-) battery terminal, initialize the following systems after the cable is reconnected:
System Name See Procedure Parking Assist Monitor System Refer to INITIALIZATION Side Monitor System (w/ Parking Assist Monitor System) Back Door Closer System Power Back Door System - POWER WINDOW CONTROL SYSTEM PRECAUTIONS WARNING:
- The power window control system prohibits the auto up and down function when the jam protection function malfunctions. Therefore, troubleshoot the power window control system after confirming that no trouble codes are output.
- When a power window regulator or a power window regulator motor assembly is replaced, the power window control system must be initialized.
- After a door glass or a door glass run has been replaced, the jam protection function may operate unexpectedly when the auto up function is used. In such cases, the auto up function can be reinitialized by repeating the following operation at least 5 times:
- Close the power window by fully pulling up the multiplex network master switch assembly or power window regulator switch assembly and holding it at the auto up position.
- Open the power window by fully pushing down the multiplex network master switch assembly or power window regulator switch assembly.
- The jam protection function may operate unexpectedly even when the power window control system is normal due to detection of a value different from the operation learned value when the door glass moving speed changes sharply under any of the following conditions:
- A power window is being opened or closed while the vehicle is driven on a rough road.
- A power window is being opened or closed while the door is being opened or closed.
- The voltage changes abruptly.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.