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Home >> Lexus >> 2023 >> LS 500 Base, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Meter / Gauge System - Diagnostics - Introduction (2 Of 2) >> Meter / Gauge System >> Problem Symptoms Table [10/2020 - 10/2023] >> Problem Symptoms Table [10/2020 - 10/2023]

Problem Symptoms Table [10/2020 - 10/2023]

HINT: 

NOTE:

When replacing the combination meter assembly, always replace it with a new one. If a combination meter assembly which was installed to another vehicle is used, the information stored in it will not match the information from the vehicle and a DTC may be stored.

METER OR GAUGE

Symptom Suspected Area Link
Entire combination meter assembly does not operate Power source circuit Refer to Entire Combination Meter does not Operate [12/2017 - 10/2023]
Speedometer malfunction Speedometer circuit Refer to Speedometer Malfunction [12/2017 - 10/2023]
Tachometer malfunction Tachometer circuit Refer to Tachometer Malfunction [12/2017 - 10/2023]
Fuel receiver gauge malfunction Fuel receiver gauge circuit Refer to Fuel Receiver Gauge Display Malfunction [12/2017 - 10/2023]
Engine coolant temperature receiver gauge malfunction Engine coolant temperature receiver gauge circuit Refer to Engine Coolant Temperature Receiver Gauge Malfunction [12/2017 - ]
WARNING OR INDICATOR

Symptom Suspected Area Link
Other indicator lights malfunction Combination meter assembly Refer to REMOVAL [10/2020 - 10/2023]
Other warning lights malfunction Combination meter assembly Refer to REMOVAL [10/2020 - 10/2023]
MULTI-INFORMATION DISPLAY

Symptom Suspected Area Link
Multi-information display is not displayed Combination meter assembly Refer to REMOVAL [10/2020 - 10/2023]
Engine Oil Pressure Low display malfunction Engine oil pressure switch circuit Refer to Engine Oil Pressure Switch Circuit [12/2017 - 10/2023]
Engine Oil Level Low display malfunction Engine oil level sensor circuit Refer to Engine Oil Level Sensor Circuit [12/2017 - 10/2023]
Low Washer Fluid display malfunction Washer fluid level warning switch circuit Refer to Washer Fluid Level Warning Switch Circuit [12/2017 - 10/2023]
Other display malfunction Combination meter assembly Refer to REMOVAL [10/2020 - 10/2023]
BUZZER

Symptom Suspected Area Link
Oil pressure warning buzzer malfunction Engine oil pressure switch circuit Refer to Engine Oil Pressure Switch Circuit [12/2017 - 10/2023]
Other buzzers malfunction Combination meter assembly Refer to REMOVAL [10/2020 - 10/2023]
OTHERS

Symptom Suspected Area Link
Operating combination switch does not change main display Power source circuit Refer to Entire Combination Meter does not Operate [12/2017 - 10/2023]
Hazard warning signal switch does not blink Harness or connector -
Hazard warning switch assembly Refer to REMOVAL [12/2017 - ]
Combination meter assembly Refer to REMOVAL [10/2020 - 10/2023]
Operating steering pad switch does not change multi-information display Steering pad switch circuit Refer to Steering Pad Switch Circuit [12/2017 - 10/2022] , or refer to Steering Pad Switch Circuit [10/2022 - 10/2023]
Meter illumination is always dark Illumination circuit (Meter illumination is always dark) Refer to Meter Illumination is Always Dark [12/2017 - 10/2023]
Meter illumination does not dim at night Illumination circuit (Meter illumination does not dim at night) Refer to Meter Illumination does not Dim at Night [12/2017 - 10/2023]
Other systems that use the speed signal do not operate normally Speed signal circuit Refer to Speed Signal Circuit [12/2017 - 10/2022] , or refer to Speed Signal Circuit [10/2022 - 10/2023]