Lexus ES: If a warning message is displayed

The multi-information display shows warnings of system malfunctions, incorrectly performed operations, and messages that indicate a need for maintenance. When a message is shown, perform the correction procedure appropriate to the message.

1. Master warning light
   The master warning light also comes on or flashes in order to indicate that a message is currently being displayed on the multi-information display.
2. Multi-information display
   Follow the instructions of the message on the multi-information display.
   If any of the warning messages are shown again after the appropriate actions have been performed, contact your Lexus dealer.

Messages and warnings

The master warning light and warning buzzers operate as follows depending on the content of the message. If a message indicates the need for inspection by a dealer, have the vehicle inspected by your Lexus dealer immediately.

*: A buzzer sounds the first time a message is shown on the multi-information display.

• In some situations, the master warning light and warning buzzer may not operate as specified. In this case, follow the instructions displayed in the warning message.
• If a warning light comes on or flashes at the same time that a warning message is displayed, take corrective action according to the warning light.

■Warning messages The warning messages explained below may differ from the actual messages according to operation conditions and vehicle specifications.

■Warning buzzer In some cases, the buzzer may not be heard due to being in a noisy location or audio sound.

■If "Engine Oil Level Low Add or Replace" is displayed The engine oil level is low. Check the level of the engine oil, and add if necessary.

This message may appear if the vehicle is stopped on a slope. Move the vehicle to a level surface and check to see if the message disappears.

■If "Hybrid System Stopped Steering Power Low" is displayed This message is displayed if the hybrid system is stopped while driving.

When steering wheel operations are heavier than usual, grip the steering wheel firmly and operate it using more force than usual.

■If "Hybrid system overheated Output power reduced" is displayed This message may be displayed when driving under severe operating conditions. (For example, when driving up a long steep hill.)

■If "Traction Battery Needs to be Protected Refrain From the Use of N Position" is displayed This message may be displayed when the shift lever is in N.

As the hybrid battery (traction battery) can not be charged when the shift lever is in N, shift the shift lever to P when the vehicle is stopped.

■If "Traction Battery Needs to be Protected Shift into P to Restart" is displayed This message is displayed when the hybrid battery (traction battery) charge has become extremely low because the shift lever has been left in N for a certain amount of time.

When operating the vehicle, shift to P and restart the hybrid system.

■If "Shift to P Before exiting vehicle" is displayed Message is displayed when the driver's door is opened without turning the power switch off with the shift lever in any position other than P.

Shift the shift lever to P.

■If "Shift is in N Release accelerator before shifting" is displayed The accelerator pedal has been depressed when the shift lever is in N.

Release the accelerator pedal and shift the shift lever to D or R.

■If "Accelerator pedal is pressed" is displayed The accelerator pedal has been depressed when the shift lever is in P.

Release the accelerator pedal.

■If "Press brake when vehicle is stopped Hybrid system may overheat" is displayed The message may be displayed when the accelerator pedal is depressed to hold the vehicle while the vehicle is stopped on an incline, etc. The hybrid system may overheat.

Release the accelerator pedal and depress the brake pedal.

■If "Auto Power Off to Conserve Battery" is displayed Power was turned off due to the automatic power off function. Next time when starting the hybrid system, operate the hybrid system for approximately 5 minutes to recharge the 12-volt battery.

■If "High Power Consumption Power to Climate Temporarily Limited" is displayed Turn off unnecessary electronic equipment to reduce power consumption.

Please wait until the power supply returns to normal.

■If "Headlight System Malfunction Visit Your Dealer" is displayed The following systems may be malfunctioning.

Have the vehicle inspected by your Lexus dealer immediately.

• The LED headlight system
• AFS (Adaptive Front-lighting System)
• The automatic headlight leveling system (if equipped)
• Automatic High Beam

■If "Radar Cruise Control Unavailable See Owner's Manual" is shown The dynamic radar cruise control with full-speed range system is suspended temporarily or until the problem shown in the message is resolved.

■If "Radar Cruise Control Unavailable" is shown The dynamic radar cruise control with full-speed range system cannot be used temporarily.

Use the system when it becomes available again.

■If "Front Camera Unavailable" or "Front Camera Unavailable See Owner's Manual" is displayed The following systems may be suspended until the problem shown in the message is resolved.

• PCS (Pre-Collision System)
• LTA (Lane Tracing Assist)
• Automatic High Beam
• RSA (Road Sign Assist) (if equipped)
• Dynamic radar cruise control with full-speed range

■If "Maintenance Required Soon" is displayed Indicates that all maintenance according to the driven distance on the maintenance schedule* should be performed soon.

Comes on approximately 4500 miles (7200 km) after the message has been reset. If necessary, perform maintenance.

Please reset the message after the maintenance is performed.

*: Refer to the separate "Scheduled Maintenance" or "Owner's Manual Supplement" for the maintenance interval applicable to your vehicle.

■If "Maintenance Required Visit Your Dealer" is displayed Indicates that all maintenance is required to correspond to the driven distance on the maintenance schedule*.

Comes on approximately 5000 miles (8000 km) after the message has been reset. (The indicator will not work properly unless the message has been reset.) Perform the necessary maintenance. Please reset the message after the maintenance is performed.

*: Refer to the separate "Scheduled Maintenance" or "Owner's Manual Supplement" for the maintenance interval applicable to your vehicle.

■If "Oil Maintenance Required Soon" is displayed Indicates that the engine oil should be scheduled to be changed.

Check the engine oil and change it if necessary.

After changing the engine oil, make sure to reset the message.

■If "Oil Maintenance Required" is displayed Indicates that the engine oil should be changed.

Check and change the engine oil, and oil filter by your Lexus dealer. After changing the engine oil, make sure to reset the message.

■If a message that indicates the need for visiting your Lexus dealer is displayed The system or part shown on the multi-information display is malfunctioning. Have the vehicle inspected by your Lexus dealer immediately.

■If a message that indicates the need for referring to Owner's Manual is displayed

• If any of the following messages are shown on the multi-information display, follow the instructions.
  • "Engine Coolant Temp High"
• If any of the following messages are shown on the multi-information display, it may indicate a malfunction. Have the vehicle inspected by your Lexus dealer immediately.
  • "Access System with Elec. Key Malfunction"
  • "Hybrid system malfunction"
  • "Check Engine"
  • "Hybrid battery system malfunction"
  • "Accelerator system malfunction"
• If any of the following messages are shown on the multi-information display, it may indicate a malfunction. Immediately stop the vehicle and contact your Lexus dealer.
  • "Braking Power Low"
  • "Charging System Malfunction"
  • "Oil Pressure Low"
  • "Hybrid system stopped"
  • "Engine stopped"
• If "Low Auxiliary Battery" is shown
  • When the display goes off after several seconds*: Maintain the hybrid system operation for more than 15 minutes and charge the 12- volt battery.
  • When the display does not go off: Start up the hybrid system using the procedures for "If the 12-volt battery is discharged"

*: Displays for about 6 seconds

• If "Maintenance required for Traction battery cooling parts" is shown, the filter may be clogged, the air intake vent may be blocked, or there may be a gap in the duct. Therefore, perform the following correction procedure.
  • If the air intake vents and filters of the hybrid battery (traction battery) are dirty, perform the procedure on P.343 to clean them.
  • If the warning message is shown when the air intake vents and filters of the hybrid battery (traction battery) are not dirty, have the vehicle inspected by your Lexus dealer.

NOTICE

■If "High Power Consumption Power to Climate Temporarily Limited" is displayed frequently There is a possible malfunction relating to the charging system or the 12-volt battery may be deteriorating. Have the vehicle inspected by your Lexus dealer.

■If "Low Auxiliary Battery" is displayed frequently The 12-volt battery may have deteriorated.

As the battery may discharge in this state when left unattended, have the battery inspected by your Lexus dealer.

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