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Home >> Lexus >> 2010 >> IS 350C >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Meter / Gauge / Display (Diagnostics) >> Meter / Gauge System >> Problem Symptoms Table >> Problem Symptoms Table

Problem Symptoms Table

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ENTIRE SYSTEM

Symptom Suspected Area Reference
Entire combination meter assembly does not operate. Combination Meter Circuit Refer to Entire Combination Meter does not Operate 
Light control rheostat malfunction Light Control Rheostat Circuit Refer to Operating Light Control Rheostat does not Change Light Brightness 
Meter illumination is always dark. Meter Illumination Circuit Refer to Meter Illumination is Always Dark 
Meter illumination does not dim at night. Meter Illumination Circuit Refer to Meter Illumination does not Dim at Night 
Satellite switch set malfunction Satellite Switch Circuit Refer to Satellite Switch Circuit 
METER/GAUGE

Symptom Suspected Area Reference
Speedometer malfunction Speedometer Circuit Refer to Speedometer Malfunction 
Tachometer malfunction Tachometer Circuit Refer to Tachometer Malfunction 
Fuel receiver gauge malfunction Fuel Receiver Gauge Circuit Refer to Fuel Receiver Gauge Malfunction 
Engine coolant temperature receiver gauge malfunction Engine Coolant Temperature Receiver Gauge Circuit Refer to Engine Coolant Temperature Receiver Gauge Malfunction 
WARNING LIGHT OR INDICATOR LIGHT

Symptom Suspected Area Reference
MIL (Check engine warning light) malfunction MIL Circuit (for 4GR-FSE) Refer to MIL Circuit
MIL Circuit (for 2GR-FSE) Refer to MIL Circuit
Combination Meter Assembly Refer to REMOVAL
Charge warning light does not come on. Combination Meter Assembly (LED) Refer to DATA LIST / ACTIVE TEST 
Generator (for 4GR-FSE) Refer to INSPECTION
Generator (for 2GR-FSE) Refer to INSPECTION
Combination Meter Assembly Refer to REMOVAL
Brake warning light does not come on. Combination Meter Assembly (LED) Refer to DATA LIST / ACTIVE TEST 
Brake Warning Light Circuit Refer to Brake Warning Light does not Come ON
Wire Harness or Connector -
Combination Meter Assembly Refer to REMOVAL
Brake warning light does not go off. Combination Meter Assembly (LED) Refer to DATA LIST / ACTIVE TEST 
Brake Warning Light Circuit Refer to Brake Warning Light Remains ON
Wire Harness or Connector -
Combination Meter Assembly Refer to REMOVAL
ABS warning light does not come on. Combination Meter Assembly (LED) Refer to DATA LIST / ACTIVE TEST 
ABS Warning Light Circuit Refer to ABS Warning Light does not Come ON
Combination Meter Assembly Refer to REMOVAL
ABS warning light does not go off. Combination Meter Assembly (LED) Refer to DATA LIST / ACTIVE TEST 
ABS Warning Light Circuit Refer to ABS Warning Light Remains ON
Combination Meter Assembly Refer to REMOVAL
SRS warning light does not come on. Combination Meter Assembly (LED) Refer to DATA LIST / ACTIVE TEST 
SRS Warning Light Circuit Refer to SRS Warning Light does not Come ON
Combination Meter Assembly Refer to REMOVAL
SRS warning light does not go off. Combination Meter Assembly (LED) Refer to DATA LIST / ACTIVE TEST 
SRS Warning Light Circuit Refer to SRS Warning Light Remains ON
Combination Meter Assembly Refer to REMOVAL
Driver side seat belt warning light does not come on. Combination Meter Assembly (LED) Refer to DATA LIST / ACTIVE TEST 
Driver Side Seat Belt Warning Light Circuit Refer to Driver Side Seat Belt Warning Light does not Operate
Combination Meter Assembly Refer to REMOVAL
Front passenger side seat belt warning light does not come on. Combination Meter Assembly (LED) Refer to DATA LIST / ACTIVE TEST 
Front Passenger Side Seat Belt Warning Light Circuit Refer to Front Passenger Side Seat Belt Warning Light Malfunction
Combination Meter Assembly Refer to REMOVAL
Front Passenger Side Seat Belt Warning Light Refer to REMOVAL
Door open warning light does not come on. Combination Meter Assembly (LED) Refer to DATA LIST / ACTIVE TEST 
Door Courtesy Light Switch Refer to INSPECTION
Combination Meter Assembly Refer to REMOVAL
Fuel level warning light does not come on. Combination Meter Assembly (LED) Refer to DATA LIST / ACTIVE TEST 
Fuel Sender Gauge Assembly (for 4GR-FSE) Refer to INSPECTION
Fuel Sender Gauge Assembly (for 2GR-FSE) Refer to INSPECTION
Combination Meter Assembly Refer to REMOVAL
Master warning light does not come on. Combination Meter Assembly (LED) Refer to DATA LIST / ACTIVE TEST 
Combination Meter Assembly Refer to REMOVAL
EPS warning light does not come on. Combination Meter Assembly (LED) Refer to DATA LIST / ACTIVE TEST 
Power Steering Warning Light Circuit Refer to PS Warning Light does not Come ON
Combination Meter Assembly Refer to REMOVAL
EPS warning light remains on. Combination Meter Assembly (LED) Refer to DATA LIST / ACTIVE TEST 
Power Steering Warning Light Circuit Refer to PS Warning Light Remains ON
Combination Meter Assembly Refer to REMOVAL
Tire pressure warning light does not come on. (w/ Tire Pressure Warning System) Combination Meter Assembly (LED) Refer to DATA LIST / ACTIVE TEST 
Tire Pressure Warning System Refer to Tire Pressure Warning Light Circuit
Combination Meter Assembly Refer to REMOVAL
Turn indicator light does not come on. Turn Indicator Light Circuit Refer to PROBLEM SYMPTOMS TABLE
Wire Harness or Connector -
Combination Meter Assembly Refer to REMOVAL
High beam indicator light does not come on. Combination Meter Assembly (LED) Refer to DATA LIST / ACTIVE TEST 
Lighting System Refer to PROBLEM SYMPTOMS TABLE
Wire Harness or Connector -
Combination Meter Assembly Refer to REMOVAL
Cruise main indicator light does not come on. Combination Meter Assembly (LED) Refer to DATA LIST / ACTIVE TEST 
Cruise Main Indicator Light Circuit Refer to Cruise Main Indicator Light Circuit
Combination Meter Assembly Refer to REMOVAL
Slip indicator light does not come on. Combination Meter Assembly (LED) Refer to DATA LIST / ACTIVE TEST 
SLIP Indicator Light Circuit Refer to Slip Indicator Light does not Come ON
Combination Meter Assembly Refer to REMOVAL
Slip indicator light does not go off. Combination Meter Assembly (LED) Refer to DATA LIST / ACTIVE TEST 
SLIP Indicator Light Circuit Refer to Slip Indicator Light Remains ON
Combination Meter Assembly Refer to REMOVAL
VSC OFF indicator light does not come on. Combination Meter Assembly (LED) Refer to DATA LIST / ACTIVE TEST 
VSC OFF Indicator Light Circuit Refer to VSC OFF Indicator Light does not Come ON
Combination Meter Assembly Refer to REMOVAL
VSC OFF indicator light does not go off. Combination Meter Assembly (LED) Refer to DATA LIST / ACTIVE TEST 
VSC OFF Indicator Light Circuit Refer to VSC OFF Indicator Light Remains ON
Combination Meter Assembly Refer to REMOVAL
Head indicator light malfunction (for U.S.A.) Combination Meter Assembly (LED) Refer to DATA LIST / ACTIVE TEST 
Lighting System Refer to PROBLEM SYMPTOMS TABLE
Combination Meter Assembly Refer to REMOVAL
Tail indicator light malfunction (except U.S.A.) Combination Meter Assembly (LED) Refer to DATA LIST / ACTIVE TEST 
Lighting System Refer to PROBLEM SYMPTOMS TABLE
Combination Meter Assembly Refer to REMOVAL
A/T shift indicator light does not come on. (for Automatic Transmission) Combination Meter Assembly (LED) Refer to DATA LIST / ACTIVE TEST 
ECM (for 4GR-FSE) Refer to REMOVAL
ECM (for 2GR-FSE) Refer to REMOVAL
Combination Meter Assembly Refer to REMOVAL
AFS OFF indicator light does not come on. Combination Meter Assembly (LED) Refer to DATA LIST / ACTIVE TEST 
Lighting System Refer to PROBLEM SYMPTOMS TABLE
Combination Meter Assembly Refer to REMOVAL
Sonar indicator light does not come on. (w/ Intuitive Parking Assist System) Combination Meter Assembly (LED) Refer to DATA LIST / ACTIVE TEST 
Intuitive Parking Assist System -
Combination Meter Assembly Refer to REMOVAL
PCS indicator light does not come on. (w/ Pre-collision System) Combination Meter Assembly (LED) Refer to DATA LIST / ACTIVE TEST 
Pre-collision System Refer to DIAGNOSTIC TROUBLE CODE CHART
Combination Meter Assembly Refer to REMOVAL
ECT power indicator light does not come on. (for Automatic Transmission) Combination Meter Assembly (LED) Refer to DATA LIST / ACTIVE TEST 
ECM (for 4GR-FSE) Refer to REMOVAL
ECM (for 2GR-FSE) Refer to REMOVAL
Combination Meter Assembly Refer to REMOVAL
Front fog indicator light does not come on. Combination Meter Assembly (LED) Refer to DATA LIST / ACTIVE TEST 
Front Fog Light Circuit Refer to PROBLEM SYMPTOMS TABLE
Combination Meter Assembly Refer to REMOVAL
ECT snow indicator light malfunction (for Manual Transmission) Combination Meter Assembly (LED) Refer to DATA LIST / ACTIVE TEST 
ECM (for 4GR-FSE) Refer to REMOVAL
Combination Meter Assembly Refer to REMOVAL
ETCS snow indicator light malfunction (for Automatic Transmission) Combination Meter Assembly (LED) Refer to DATA LIST / ACTIVE TEST 
ECM (for 4GR-FSE) Refer to REMOVAL
ECM (for 2GR-FSE) Refer to REMOVAL
Combination Meter Assembly Refer to REMOVAL
BUZZER

Symptom Suspected Area Reference
Key reminder warning buzzer does not sound. Combination Meter Assembly (Buzzer) Refer to DATA LIST / ACTIVE TEST 
Combination Meter Assembly Refer to REMOVAL
Seat belt warning buzzer does not sound. Combination Meter Assembly (Seat Belt Buzzer ON/OFF Setting) Refer to CUSTOMIZE PARAMETERS 
Combination Meter Assembly (Buzzer) Refer to DATA LIST / ACTIVE TEST 
Combination Meter Assembly Refer to REMOVAL
Shift down reject buzzer does not sound. Combination Meter Assembly (Buzzer) Refer to DATA LIST / ACTIVE TEST 
Combination Meter Assembly Refer to REMOVAL
Multi-information display warning buzzer does not sound. Combination Meter Assembly (Buzzer) Refer to DATA LIST / ACTIVE TEST 
Combination Meter Assembly Refer to REMOVAL
Engine speed limit warning buzzer does not sound. Combination Meter Assembly (Buzzer) Refer to DATA LIST / ACTIVE TEST 
Combination Meter Assembly Refer to REMOVAL
MULTI-INFORMATION DISPLAY

Symptom Suspected Area Reference
Multi-information display does not light up. Combination Meter Assembly (Multi-information Display) Refer to DATA LIST / ACTIVE TEST 
Combination Meter Assembly Refer to REMOVAL
Multi-information display does not change when pressing the DISP switch. Steering Pad Switch Assembly Refer to GENERAL INFORMATION
Spiral Cable Refer to INSPECTION
Wire Harness or Connector -
Combination Meter Assembly Refer to REMOVAL
Door open warning display malfunction Main Body ECU RH (Cowl Side Junction Block RH) -
Combination Meter Assembly Refer to REMOVAL
Maintenance required display malfunction. (for U.S.A.) Combination Meter Assembly (Oil Maintenance Resetting Procedure) Refer to INITIALIZATION 
Combination Meter Assembly Refer to REMOVAL
ODO/TRIP display does not come on. Combination Meter Assembly Refer to REMOVAL
Outside temperature display malfunction Outside Temperature Sensor Circuit Refer to DTC B1412/12: Ambient Temperature Sensor Circuit
Combination Meter Assembly Refer to REMOVAL
Instantaneous fuel consumption display malfunction ECM (for 4GR-FSE) -
ECM (for 2GR-FSE) -
Combination Meter Assembly Refer to REMOVAL
Average fuel consumption display or average fuel consumption after refueling display malfunction ECM (for 4GR-FSE) -
ECM (for 2GR-FSE) -
Combination Meter Assembly Refer to REMOVAL
Driving with parking brake unreleased display malfunction Parking Brake Switch Refer to INSPECTION
Combination Meter Assembly Refer to REMOVAL
A/T shift display malfunction (for Automatic Transmission) Automatic Transmission System (for U960E) Refer to DIAGNOSTIC TROUBLE CODE CHART
Automatic Transmission System (for U760E) Refer to DIAGNOSTIC TROUBLE CODE CHART
Shift Paddle Switch Circuit (for U960E) Refer to Shift Paddle Switch Circuit
Shift Paddle Switch Circuit (for U760E) Refer to Shift Paddle Switch Circuit
Combination Meter Assembly Refer to REMOVAL
Dynamic radar cruise control system display malfunction (w/ Dynamic Radar Cruise Control System) Cruise Control System -
Combination Meter Assembly Refer to REMOVAL
Metaltop display malfunction Retractable Hardtop System Refer to GENERAL INFORMATION
Combination Meter Assembly Refer to REMOVAL
Steering lock display malfunction Steering Lock System Refer to DIAGNOSTIC TROUBLE CODE CHART
Combination Meter Assembly Refer to REMOVAL
Key system display malfunction Smart Access System with Push-button Start (for Start Function) Refer to GENERAL INFORMATION
Combination Meter Assembly Refer to REMOVAL
Low oil pressure display malfunction Oil Pressure Switch (for 4GR-FSE) Refer to INSPECTION
Oil Pressure Switch (for 2GR-FSE) Refer to INSPECTION
Combination Meter Assembly Refer to REMOVAL
Low washer fluid display malfunction Washer Fluid Level Warning Switch -
Combination Meter Assembly Refer to REMOVAL
Check PCS display malfunction (w/ Pre-collision System) Pre-Collision System Refer to DIAGNOSTIC TROUBLE CODE CHART
Combination Meter Assembly Refer to REMOVAL
Metaltop operation display malfunction Retractable Hardtop System -
Combination Meter Assembly Refer to REMOVAL
Roof half open, stop the vehicle safely, please complete operation display malfunction Retractable Hardtop System -
Combination Meter Assembly Refer to REMOVAL
Roof half open please complete operation display malfunction Retractable Hardtop System -
Combination Meter Assembly Refer to REMOVAL
Check retractable hardtop system display malfunction Retractable Hardtop System -
Combination Meter Assembly Refer to REMOVAL
Warning, obstacle behind vehicle display malfunction Retractable Hardtop System -
Combination Meter Assembly Refer to REMOVAL
Close trunk lid display malfunction Retractable Hardtop System -
Combination Meter Assembly Refer to REMOVAL
Set luggage cover display malfunction Retractable Hardtop System -
Combination Meter Assembly Refer to REMOVAL
Function not available while vehicle in motion display malfunction Retractable Hardtop System -
Combination Meter Assembly Refer to REMOVAL
Low power function not available display malfunction Retractable Hardtop System -
Combination Meter Assembly Refer to REMOVAL
Turn trunk lid opener main switch on display malfunction Retractable Hardtop System -
Combination Meter Assembly Refer to REMOVAL
Obstacle behind vehicle function not available display malfunction Retractable Hardtop System -
Combination Meter Assembly Refer to REMOVAL
Check steering lock system display malfunction Smart Access System with Push-button Start -
Combination Meter Assembly Refer to REMOVAL
Key is not detected display malfunction Smart Access System with Push-button Start -
Combination Meter Assembly Refer to REMOVAL
Shift to P range display malfunction Automatic Transmission System (for U960E) Refer to DIAGNOSTIC TROUBLE CODE CHART
Automatic Transmission System (for U760E) Refer to DIAGNOSTIC TROUBLE CODE CHART
Combination Meter Assembly Refer to REMOVAL
Low key battery display malfunction Smart Access System with Push-button Start -
Combination Meter Assembly Refer to REMOVAL
Steering lock is not unlocked display malfunction Smart Access System with Push-button Start -
Combination Meter Assembly Refer to REMOVAL
When starting the engine, depress the brake pedal display malfunction Smart Access System with Push-button Start -
Combination Meter Assembly Refer to REMOVAL
Low oil pressure display malfunction Oil Pressure Switch (for 4GR-FSE) Refer to INSPECTION
Oil Pressure Switch (for 2GR-FSE) Refer to INSPECTION
Combination Meter Assembly Refer to REMOVAL
Park brake display malfunction Parking Brake Switch Refer to INSPECTION
Combination Meter Assembly Refer to REMOVAL
PCS not available now display malfunction (w/ Pre-collision System) Dynamic Radar Cruise Control System -
Combination Meter Assembly Refer to REMOVAL
Check PCS system display malfunction (w/ Pre-collision System) Dynamic Radar Cruise Control System -
Combination Meter Assembly Refer to REMOVAL
Brake! display malfunction Dynamic Radar Cruise Control System -
Combination Meter Assembly Refer to REMOVAL
Check headlight display malfunction (for Korea) Lighting System -
Combination Meter Assembly Refer to REMOVAL
TRAC OFF display malfunction (for U.S.A.) Vehicle Stability Control System -
Combination Meter Assembly Refer to REMOVAL
TRC OFF display malfunction (except U.S.A.) Vehicle Stability Control System -
Combination Meter Assembly Refer to REMOVAL
Low washer fluid display malfunction Washer Fluid Level Warning Switch -
Combination Meter Assembly Refer to REMOVAL
Oil maintenance display malfunction (for U.S.A.) Oil Maintenance Reminder Reset Procedure Undone -
Combination Meter Assembly Refer to REMOVAL
When starting the engine, depress the clutch pedal display malfunction Smart Access System with Push-button Start -
Combination Meter Assembly Refer to REMOVAL
To start, depress the clutch pedal, and push the engine switch display malfunction Smart Access System with Push-button Start -
Combination Meter Assembly Refer to REMOVAL
Depress the clutch pedal, and touch the engine switch with the key display malfunction Smart Access System with Push-button Start -
Combination Meter Assembly Refer to REMOVAL
To start, depress the brake pedal, and push the engine switch display malfunction Smart Access System with Push-button Start -
Combination Meter Assembly Refer to REMOVAL
Depress the brake pedal, and touch the engine switch with the key display malfunction Smart Access System with Push-button Start -
Combination Meter Assembly Refer to REMOVAL
Clean radar sensor display malfunction (w/ Dynamic Radar Cruise Control System) Dynamic Radar Cruise Control System -
Combination Meter Assembly Refer to REMOVAL
Cruise not available now display malfunction (w/ Dynamic Radar Cruise Control System) Dynamic Radar Cruise Control System -
Combination Meter Assembly Refer to REMOVAL
Check cruise system display malfunction (w/ Dynamic Radar Cruise Control System) Dynamic Radar Cruise Control System -
Combination Meter Assembly Refer to REMOVAL
Radar cruise beam axis adjustment display malfunction (w/ Dynamic Radar Cruise Control System) Dynamic Radar Cruise Control System -
Combination Meter Assembly Refer to REMOVAL
Check sonar display malfunction (w/ Intuitive Parking Assist System) Intuitive Parking Assist System -
Combination Meter Assembly Refer to REMOVAL
Clean sonar display malfunction (w/ Intuitive Parking Assist System) Intuitive Parking Assist System -
Combination Meter Assembly Refer to REMOVAL