The indicator and warning lights on the instrument cluster and center panel inform the driver of the status of the vehicle’s various systems.
For the purpose of explanation, the following illustration displays all indicators and warning lights illuminated.
► Instrument cluster
► Center display
- Indicators
The indicators inform the driver of the operating state of the vehicle’s various systems.
Turn signal indicator
Headlight high beam indicator
Headlight indicator
Tail light indicator
Automatic High Beam indicator
Fog light indicator
Security indicator
Cruise control indicator
Cruise control “SET” indicator
Slip indicator
VSC OFF indicator
TRAC OFF indicator
“AIR BAG ON/OFF” indicator
Shift position and shift range indicators
- Warning lights
Warning lights inform the driver of malfunctions in the indicated vehicle’s systems.
CAUTION
- If a safety system warning light does not come on
Should a safety system light such as the ABS and the SRS airbag warning lights not come on when you start the engine, this could mean that these systems are not available to help protect you in an accident, which could result in death or serious injury. Have the vehicle inspected by your Toyota dealer immediately if this occurs.
ECU Power Source Circuit
DESCRIPTION
This circuit provides power for main body ECU (driver side junction block assembly)
operation.
WIRING DIAGRAM
PROCEDURE
1.
CHECK DRIVER SIDE JUNCTION BLOCK ASSEMBLY (MAIN BODY ECU (POWER SOURCE))
...
Lost Communication with "Door Control Module A" (U0199)
DESCRIPTION
DTC No.
DTC Detection Condition
Trouble Area
U0199
No communication from the outer mirror control ECU (for front passenger
side) continues.
Outer mirror control ...
AWD Warning Light Remains ON
DESCRIPTION
The AWD control ECU is connected to the combination meter via the CAN communication
system.
If the AWD control ECU stores any DTCs which are related to the active torque
control 4WD system, the AWD warning light comes on in the combination me ...