lemon-mirror:
Home >> Toyota >> 2005 >> Avalon XLS >> Repair and Diagnosis >> Electrical >> Gauges >> Combination Meter >> Problem Symptoms Table

Problem Symptoms Table

HINT:

Inspect the related "Fuse" and "Relay" before confirming the suspected area as shown in the charts below.

MALFUNCTION SYSTEM: 

PROBLEM SYMPTOMS

Symptom Suspected Area See
Entire combination meter does not operate. Refer to troubleshooting ENTIRE COMBINATION METER DOES NOT OPERATE 
Seat belt warning light for driver side does not operate. Refer to troubleshooting SEAT BELT WARNING LIGHT FOR DRIVER SIDE DOES NOT OPERATE 
Seat belt warning light for passenger side does not operate. Refer to troubleshooting SEAT BELT WARNING LIGHT FOR PASSENGER SIDE DOES NOT OPERATE 
Malfunction in clock display Refer to troubleshooting MALFUNCTION IN CLOCK DISPLAY 
Operating light control rheostat does not change light brightness. Refer to troubleshooting OPERATING LIGHT CONTROL RHEOSTAT DOES NOT CHANGE LIGHT BRIGHTNESS 

METER GAUGES: 

TROUBLESHOOTING PROCEDURE

Symptom Suspected Area See
Malfunction in speedometer Refer to troubleshooting MALFUNCTION IN SPEEDOMETER 
Malfunction in tachometer Refer to troubleshooting MALFUNCTION IN TACHOMETER 
Malfunction in fuel receiver gauge Refer to troubleshooting MALFUNCTION IN FUEL RECEIVER GAUGE 
Malfunction in engine coolant temperature receiver gauge Refer to troubleshooting MALFUNCTION IN ENGINE COOLANT TEMPERATURE RECEIVER GAUGE 

WARNING LIGHTS 

PROBLEM SYMPTOMS TABLE - WARNING LIGHTS

Symptom Suspected Area
Check engine warning light does not come on.
  1. ECM
  2. Wire Harness or Connector
  3. Combination Meter Assy
Discharge warning light does not come on.
  1. LED
  2. Front Controller
  3. Wire Harness or Connector
  4. Combination Meter Assy
Brake warning light does not come on.
  1. LED
  2. Brake Actuator Assy (ABS) (*1 )/ABS & Traction Actuator Assy (VSC) (*2 )
  3. Wire Harness or Connector
  4. Combination Meter Assy
Brake warning light does not go off.
  1. LED
  2. Brake Actuator Assy (ABS) (*1 )/ABS & Traction Actuator Assy (VSC) (*2 )
  3. Wire Harness or Connector
  4. Combination Meter Assy
ABS warning light does not come on.
  1. LED
  2. Brake Actuator Assy (*1 )/ABS & Traction Actuator Assy (VSC) (*2 )
  3. Wire Harness or Connector
  4. Combination Meter Assy
ABS warning light does not go off.
  1. LED
  2. Brake Actuator Assy (ABS) (*1 )/ASB & Traction Actuator Assy (VSC)
  3. Wire Harness or Connector Assy
  4. Combination Meter Assy
AIRBAG warning light does not come on.
  1. Airbag Sensor Assembly Center
  2. Wire Harness or Connector
  3. Combination Meter Assy
AIRBAG warning light does not go off.
  1. Airbag Sensor Assembly Center
  2. Wire Harness or Connector
  3. Combination Meter Assy
Open door warning light does not come on.
  1. LED
  2. Door Courtesy Switch
  3. Wire Harness or Connector
  4. Body ECU
  5. Combination Meter Assy
Low engine oil pressure warning light does not come on.
  1. LED
  2. Engine Oil Pressure Warning Switch
  3. Front Controller
  4. Wire Harness or Connector
  5. Combination Meter Assy
Security warning light does not come on.
  1. Combination Meter Assy
  2. Engine Immobilizer System (*3 )

    Theft Deterrent System ECU (*4 )

  3. Wire Harness or Connector
Fuel level warning light does not come on.
  1. LED
  2. Fuel Sender Gauge Assy
  3. Wire Harness or Connector
  4. Combination Meter Assy
ACC W warning light does not come on (Radar cruise). (*5 )
  1. Combination Meter Assy
  2. Refer to troubleshooting
  3. Wire Harness or Connector

INDICATOR LIGHTS: 

PROBLEM SYMPTOMS TABLE - INDICATOR LIGHTS

Symptom Suspected Area
Turn indicator light does not come on.
  1. Combination Meter Assy
  2. Turn Signal and Hazard Warning System
  3. Wire Harness or Connector
High beam indicator light does not come on.
  1. LED
  2. Combination Switch ECU
  3. Body ECU
  4. Wire Harness or Connector
  5. Combination Meter Assy
CRUISE indicator light does not come on.
  1. LED
  2. ECM
  3. Wire Harness or Connector
  4. Combination Meter Assy
SLIP indicator light does not come on. (*2 )
  1. LED
  2. ABS & Traction Actuator Assy (VSC)
  3. Wire Harness or Connector
  4. Combination Meter Assy
SLIP indicator light does not go off. (*2 )
  1. LED
  2. ABS & Traction Actuator Assy (VSC)
  3. Wire Harness or Connector
  4. Combination Meter Assy
VSC indicator light does not come on. (*2 )
  1. LED
  2. ABS & Traction Actuator Assy (VSC)
  3. Wire Harness or Connector
  4. Combination Meter Assy
VSC indicator light does not go off. (*2 )
  1. LED
  2. ABS & Traction Actuator Assy (VSC)
  3. Wire Harness or Connector
  4. Combination Meter Assy
TAIL (*6 )/HEAD (*7 ) indicator light does not come on.
  1. LED
  2. Combination Switch ECU
  3. Body ECU
  4. Wire Harness or Connector
  5. Combination Meter Assy
WASHER indicator light does not come on.
  1. LED
  2. Front Controller
  3. Wire Harness or Connector
  4. Combination Meter Assy
A/T shift indicator light does not come on.
  1. LED
  2. Park/Neutral Position Switch
  3. ECM
  4. Wire Harness or Connector
  5. Combination Meter Assy
MAINT REQD indicator light does not come on. (*7 )
  1. LED
  2. Refer to troubleshooting
  3. Combination Meter Assy
Key indicator light does not come on. (*4 )
  1. LED
  2. Certification ECU
  3. Wire Harness or Connector
  4. Combination Meter Assy
Headlight auto level indicator light does not come on.
  1. Headlight auto level ECU
  2. Wire Harness or Connector
  3. Combination Meter Assy
NORM/READY/CRUISE indicator light does not come on. (*5 )
  1. LED
  2. Dynamic Laser Cruise Control System
  3. Wire Harness or Connector
  4. Combination Meter Assy

CRUISE INFORMATION AREA: 

PROBLEM SYMPTOMS TABLE - CRUISE INFORMATION AREA

Symptom Suspected Area
Cruise information display does not turn on.
  1. Wire Harness or Connector
  2. ECM
  3. Combination Meter Assy

BUZZER: 

PROBLEM SYMPTOMS TABLE - BUZZER

Symptom Suspected Area
Key reminder warning buzzer does not sound.
  1. Combination Meter Assy
  2. Refer to troubleshooting
  3. Wire Harness or Connector
Seat belt warning buzzer does not sound.
  1. Combination Meter Assy
  2. Front Seat Inner Belt Assy
  3. Wire Harness or Connector

ACCESSORY METER ASSY: 

PROBLEM SYMPTOMS TABLE - ACCESSORY METER

Symptom Suspected Area
Outside temperature/Fuel range/Trip time/Average does not display
  1. Wire Harness or Connector
  2. A/C Control ECU
  3. Combination Meter Assy
  4. Accessory Meter Assy
*1: w/o VSC
*2: w/VSC
*3: w/o Smart Key System
*4: w/Smart Key System
*5: w/Dynamic Laser Cruise Control System
*6: Except U. S.A.
*7: U. S.A.

HINT:

Refer to ON-VEHICLE INSPECTION  in the combination meter.