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:
Precaution
PRECAUTION
NOTICE:
When disconnecting the cable from the negative (-) battery terminal, initialize
the following systems after the cable is reconnected.
System Name
See Procedure
Back Door Closer System
...
Vehicle Speed Signal Error (Test Mode DTC) (C2191/91)
DESCRIPTION
The tire pressure warning ECU receives a vehicle speed signal from the combination
meter. This DTC is stored upon entering signal check mode (test mode), and cleared
when a vehicle speed signal of 20 km/h (12 mph) is detected for 3 seconds or ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT FRONT SEATBACK HEATER LH
(a) Apply battery voltage and check the seatback heater.
OK:
Measurement Connection
Condition
Specified Condition
...
0.1693