warning lights LEXUS LS430 2003 Factory Repair Manual

a. If the skid control ECU detects a malfunction, the ABS, BRAKE, VSC warning (Multi-information
display) and TRAC OFF indicator light will come on in accordance with the trouble area to warn
the driver.
The table below indicates which lights come on when there is a malfunction in a particular function.
Fig. 30: Identifying ABS, BRAKE, VSC warning Lights

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
TROUBLE AREA DESCRIPTION
BA (Brake

Once calibration is completed, it is not necessary to perform the above procedures unless the magnetic
field strength is drastically changed.
HINT:
Inspect the related "Fuse" and "Relay" before confirming the suspected area as shown in the charts below.
MALFUNCTION SYSTEM:
MALFUNCTION SYSTEM SYMPTOMS REFERENCE
METER GAUGES:
METER GAUGES SYMPTOMS REFERENCE
WARNING LIGHTS:
SymptomSuspected AreaSee Procedure
Entire combination meter does
not operate1. Refer to troubleshootingENTIRE COMBINATION
METER DOES NOT OPERATE
Malfunction in ODO/TRIP SW1. Refer to troubleshootingMALFUNCTION IN ODO/TRIP
SW
Operating light control rheostat
does not change light brightness1. Refer to troubleshootingOPERATING LIGHT
CONTROL RHEOSTAT DOES
NOT CHANGE LIGHT
BRIGHTNESS
SymptomSuspected AreaSee Procedures
Malfunction in speedometer1. Refer to
troubleshootingsee MALFUNCTION IN SPEEDOMETER
Malfunction in tachometer1. Refer to
troubleshootingMALFUNCTION IN TACHOMETER
Malfunction in fuel receiver
gauge1. Refer to
troubleshootingMALFUNCTION IN FUEL RECEIVER
GAUGE
Malfunction in water
temperature receiver gauge1. Refer to
troubleshootingMALFUNCTION IN WATER
TEMPERATURE RECEIVER GAUGE

Fig. 20: Warning Lights Problem Symptoms Table
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
INDICATOR LIGHTS:

Fig. 21: Indicator Lights Problem Symptoms Table
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
WARNING AREA: