Lexus ES manuals

Lexus ES: Electronic key battery

Replace the battery with a new one if it is depleted.

■If the electronic key battery is depleted

The following symptoms may occur:

Items to prepare

Prepare the following before replacing the battery:

■Use a CR2032 lithium battery

Replacing the battery

1. Take out the mechanical key.

Lexus ES. Do-it-yourself maintenance

2. Remove the cover.

To prevent damage to the key, wrap the tip of the screwdriver with tape.

Lexus ES. Do-it-yourself maintenance

3. Remove the depleted battery.

Insert a new battery with the "+" terminal facing up.

Lexus ES. Do-it-yourself maintenance


■Removed battery and other parts These parts are small and if swallowed by a child, they can cause choking. Keep away from children. Failure to do so could result in death or serious injury.


■When replacing the battery Use a screwdriver of appropriate size.

Applying excessive force may deform or damage the cover.

■For normal operation after replacing the battery Observe the following precautions to prevent accidents:


 Checking and replacing fuses

If any of the electrical components do not operate, a fuse may have blown. If this happens, check and replace the fuses as necessary. Checking and replacing fuses 1. Turn the power switch off.

 Headlight aim

Vertical movement adjusting bolts Vehicles with single-beam headlights Adjustment bolt A Adjustment bolt B Vehicles with triple-beam headlights Adjustment bolt A Adjustment bolt B

 Light bulbs

You may replace the following bulb by yourself. Before replacing, check the wattage of the light bulb to be replaced. As there is a danger that components may be damaged, we recommend that replac


 Terminals Of Ecu

TERMINALS OF ECU HINT: Check from the rear of the connector while it is connected to the components. DCM (TELEMATICS TRANSCEIVER) Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition G128-1 (+B) - G128-20 (E) GR - W-B Power source (+B) Engine sw

 Left Rear Wheel Speed Sensor Signal Stuck High (C050C24)

DESCRIPTION Refer to DTC C050C12 Click here DTC No. Detection Item DTC Detection Condition Trouble Area C050C24 Left Rear Wheel Speed Sensor Signal Stuck High The speed sensor signal is not within the specified range for 5 seconds or more. Rear speed sensor LH (rear axle hub

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