Toyota Venza: TC and CG Terminal Circuit
DESCRIPTION
Connecting terminals TC and CG of the DLC3 causes the AWD control ECU to display 2-digit DTCs by flashing the AWD warning light.
HINT:
When each warning light remains blinking, a short to ground in the wiring of terminal TC of the DLC3 or an internal short to ground in each ECU is suspected.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
HINT:
Check the condition of each related circuit connector before troubleshooting
(See page .gif)
).
PROCEDURE
|
1. |
CHECK CAN COMMUNICATION SYSTEM |
(a) Check if the CAN communication DTC is output (See page
).
|
Result |
Proceed to |
|---|---|
|
DTC is not output |
A |
|
DTC is output |
B |
| B | .gif) |
REPAIR CAN COMMUNICATION SYSTEM |
|
.gif)
|
2. |
CHECK WIRE HARNESS (TC OF DLC3 - TC OF ECM AND BODY GROUND) |
|
(a) Turn the ignition switch off. |
|
(b) Disconnect the ECM connector.
(c) Measure the resistance of the wire harness side connectors.
Standard Resistance:
|
Tester Connection (DLC3 - ECM) |
Condition |
Specified Condition |
|---|---|---|
|
D1-13 (TC) - A41-16 (TC) |
Always |
Below 1 Ω |
|
D1-13 (TC) - A49-7 (TC) |
Always |
Below 1 Ω |
|
D1-13 (TC) - Body Ground |
Always |
10 kΩ or higher |
|
*1 |
DLC3 |
|
*2 |
Front view of wire harness connector (to ECM) |
|
*3 |
2GR-FE |
|
*4 |
1AR-FE |
| NG | |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|
3. |
CHECK WIRE HARNESS (CG OF DLC3 - BODY GROUND) |
|
(a) Measure the resistance of the DLC3. Standard Resistance:
|
|
| NG | |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|
4. |
CHECK WIRE HARNESS (TC OF DLC3 - BODY GROUND) |
|
(a) Measure the resistance of the DLC3. Standard Resistance:
|
|
| OK | |
REPLACE AWD CONTROL ECU |
| NG | |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
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 ...
Other materials about Toyota Venza:
Insufficient Coolant Temperature for Closed Loop Fuel Control (P0125)
DESCRIPTION
Refer to DTC P0115 (See page ).
DTC No.
DTC Detection Condition
Trouble Area
P0125
The engine coolant temperature does not reach the closed loop enabling
temperature for 20 minutes ...
Installation
INSTALLATION
PROCEDURE
1. INSTALL VACUUM SWITCHING VALVE ASSEMBLY (for ACIS)
(a) Install the vacuum switching valve assembly (for ACIS) with the bolt.
Torque:
9.0 N·m {92 kgf·cm, 80 in·lbf}
...
Installation
INSTALLATION
PROCEDURE
1. INSTALL STEREO COMPONENT TUNER ASSEMBLY
2. INSTALL NAVIGATION WIRE
(a) Connect the 3 connectors to install the navigation wire.
3. INSTALL STEREO COMPONENT TUNER ASSEMBLY WITH WIRE
(a) Install the stereo component tuner assembly ...
0.1958