Toyota Venza: TC and CG Terminal Circuit
DESCRIPTION
Connecting terminals TC and CG of the DLC3 causes the system to enter self-diagnostic mode. If a malfunction is present, the MIL will blink.
HINT:
When a particular warning light remains blinking, a ground short in the wiring of terminal TC of the DLC3 or an internal ground short in the relevant ECU is suspected.
WIRING DIAGRAM
PROCEDURE
|
1. |
CHECK HARNESS AND CONNECTOR (DLC3 - ECM) |
(a) Disconnect the ECM connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
For 1AR-FE|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
D1-13 (TC) - A49-7 (TC) |
Always |
Below 1 Ω |
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
D1-13 (TC) - A41-16 (TC) |
Always |
Below 1 Ω |
|
*1 |
DLC3 |
|
*2 |
Front view of wire harness connector (to ECM) |
|
*3 |
for 1AR-FE |
|
*4 |
for 2GR-FE |
(c) Reconnect the ECM connector.
| NG | .gif) |
REPAIR OR REPLACE HARNESS OR CONNECTOR (DLC3 - ECM) |
|
.gif)
|
2. |
CHECK HARNESS AND CONNECTOR (DLC3 - BODY GROUND) |
(a) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
D1-4 (CG) - Body ground |
Always |
Below 1 Ω |
|
*1 |
DLC3 |
| NG | |
REPAIR OR REPLACE HARNESS OR CONNECTOR (DLC3 - BODY GROUND) |
|
|
3. |
CHECK HARNESS AND CONNECTOR (DLC3 - BODY GROUND) |
(a) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
D1-13 (TC) - Body ground |
Always |
10 kΩ or higher |
|
*1 |
DLC3 |
| OK | |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
| NG | |
REPAIR OR REPLACE HARNESS OR CONNECTOR OR EACH ECU |
Cruise SET Indicator Light Circuit
DESCRIPTION
The ECM detects a cruise control switch signal and sends it to the combination
meter assembly through CAN. Then the SET indicator light comes on.
The SET indicator light ci ...
Other materials about Toyota Venza:
TC and CG Terminal Circuit
DESCRIPTION
DTC output mode is set by connecting terminals TC and CG of the DLC3.
DTCs are displayed by blinking of the SRS warning light.
HINT:
When each warning light stays blinking, a ground short in the wiring
of terminal TC of the DLC3 or ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT REAR SPEAKER ASSEMBLY
(a) With the speaker installed, check that there is no looseness or other abnormalities.
(b) Check that there is no foreign matter in the speaker, no tears on the speaker
cone or other abnormalities.
...
Installation
INSTALLATION
PROCEDURE
1. INSTALL ENGINE SWITCH
(a) Attach the 2 claws to install the engine switch.
2. INSTALL LOWER INSTRUMENT PANEL FINISH PANEL ASSEMBLY
(a) Connect the connector.
...
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