Toyota Venza: TRAC OFF Indicator Light does not Come ON
DESCRIPTION
The skid control ECU is connected to the combination meter via CAN communication.
WIRING DIAGRAM
Refer to TRAC OFF Indicator Light Remains ON (See page
.gif)
).
PROCEDURE
|
1. |
CHECK CAN COMMUNICATION SYSTEM |
(a) Check if a CAN communication system DTC is output (See page
).
|
Result |
Proceed to |
|---|---|
|
DTC is not output |
A |
|
DTC is output |
B |
| B | .gif) |
INSPECT CAN COMMUNICATION SYSTEM |
|
.gif)
|
2. |
PERFORM ACTIVE TEST USING TECHSTREAM (TRAC OFF INDICATOR LIGHT) |
(a) Connect the Techstream to the DLC3.
(b) Start the engine.
(c) Select the Active Test on the Techstream (See page
).
ABS/VSC/TRAC
|
Tester Display |
Test Part |
Control Range |
Diagnostic Note |
|---|---|---|---|
|
TRC(TRAC) OFF Indicator Light |
TRAC OFF indicator light |
Indicator light ON/OFF |
Observe accessory meter |
(d) Check that the TRAC OFF indicator light on the accessory meter turns on or off in accordance with the Techstream operation.
OK:
The TRAC OFF indicator light turns on or off in accordance with the Techstream operation.
HINT:
If troubleshooting has been carried out according to Problem Symptoms Table,
refer back to the table and proceed to the next step before replacing the part (See
page ).
| OK | |
REPLACE BRAKE ACTUATOR ASSEMBLY |
|
|
3. |
INSPECT COMBINATION METER ASSEMBLY |
(a) Turn the ignition switch off.
(b) Turn the ignition switch to ON and check the TRAC OFF indicator light will come on for approximately 3 seconds (initial check).
(c) Perform the Active Test of the combination meter (meter CPU) using the Techstream
(See page ).
(d) Check the accessory meter.
|
Result |
Proceed to |
|---|---|
|
OK |
A |
|
NG (Initial check is normal, and the TRAC OFF indicator light does not turn on or off in accordance with the Techstream operation) |
B |
|
NG (Initial check is abnormal) |
C |
HINT:
If troubleshooting has been carried out according to Problem Symptoms Table,
refer back to the table and proceed to the next step (See page
).
| A | |
REPLACE BRAKE ACTUATOR ASSEMBLY |
| B | |
REPLACE COMBINATION METER ASSEMBLY |
| C | |
REPLACE ACCESSORY METER ASSEMBLY |
TRAC OFF Indicator Light Remains ON
DESCRIPTION
The skid control ECU is connected to the combination meter via CAN communication.
Pressing the VSC OFF switch turns off traction control and pressing and holding
this switch turns off ...
VSC OFF Indicator Light Remains ON
DESCRIPTION
The skid control ECU is connected to the combination meter via CAN communication.
Pressing the VSC OFF switch turns off traction control and pressing and holding
this switch turns off ...
Other materials about Toyota Venza:
If your vehicle overheats
The following may indicate that your vehicle is overheating.
• The engine coolant temperature gauge reaches the maximum, or a loss of
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• Steam comes out from under the hood ...
Power Steering ECU Communication Stop Mode
DESCRIPTION
Detection Item
Symptom
Trouble Area
Power Steering ECU Communication Stop Mode
"EPS" is not displayed on "CAN Bus Check" screen of the Techstream.
...
Removal
REMOVAL
PROCEDURE
1. REMOVE REAR SEAT HEADREST ASSEMBLY
2. REMOVE REAR SEAT INNER TRACK BRACKET COVER
3. REMOVE REAR SEAT OUTER TRACK BRACKET COVER
4. DISCONNECT REAR SEAT NO. 2 RECLINING CONTROL CABLE SUB-ASSEMBLY
5. REMOVE REAR SEAT ASSEMBL ...
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