Toyota Venza: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
- Use the following procedure to troubleshoot the power steering system.
- *: Use the Techstream.
PROCEDURE
|
1. |
VEHICLE BROUGHT TO WORKSHOP |
|
.gif)
|
2. |
CUSTOMER PROBLEM ANALYSIS |
(a) Confirm problem symptoms (See page .gif)
).
|
|
3. |
INSPECT BATTERY VOLTAGE |
(a) Measure the voltage of the battery.
Standard Voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery before proceeding to the next step.
(b) Using the Techstream, inspect battery voltage reduction history "Battery
Voltage Lo Record" in the Data List (See page
).
|
|
4. |
CHECK DTC AND FREEZE FRAME DATA* |
(a) Record DTCs and freeze frame data.
|
|
5. |
CLEAR DTC AND FREEZE FRAME DATA* |
(a) Clear the DTCs and freeze frame data.
|
|
6. |
PROBLEM SYMPTOM CONFIRMATION |
|
Result |
Proceed to |
|---|---|
|
Symptom does not occur. |
A |
|
Symptom occurs. |
B |
| B | .gif) |
GO TO STEP 8 |
|
|
7. |
SYMPTOM SIMULATION |
|
|
8. |
CHECK CAN COMMUNICATION SYSTEM* |
(a) Check for DTCs (See page ).
|
Result |
Proceed to |
|---|---|
|
CAN system DTC is not output. |
A |
|
CAN system DTC is output. |
B |
HINT:
- If any DTCs of the CAN communication system are output, perform troubleshooting on the CAN communication system first.
- If communication to the power steering ECU cannot be established through the Techstream, inspect terminals CANH and CANL of the DLC3 and the power steering ECU, and the IG circuit of the power steering ECU.
| B | |
PROCEED TO CAN COMMUNICATION SYSTEM |
|
|
9. |
CHECK FOR DTC* |
(a) Check for DTCs (See page ).
HINT:
Refer to Diagnostic Trouble Code Chart when any DTCs are output (See page
).
|
Result |
Proceed to |
|---|---|
|
DTCs are not output. |
A |
|
DTCs are output. |
B |
| B | |
GO TO STEP 11 |
|
|
10. |
PROBLEM SYMPTOMS TABLE |
(a) Refer to Problem Symptoms Table (See page
).
|
|
11. |
CIRCUIT INSPECTION |
|
|
12. |
IDENTIFICATION OF PROBLEM |
|
|
13. |
REPAIR OR REPLACE |
|
|
14. |
CONFIRMATION TEST |
| NEXT | |
END |
System Diagram
SYSTEM DIAGRAM
Transmitting ECU
(Transmitter)
Receiving ECU
Signal
Communication Method
ECM
Power Steering ECU
...
System Description
SYSTEM DESCRIPTION
1. DESCRIPTION
The power steering system generates torque through the operation of
the motor and the reduction gear installed on the column shaft in order
to assist ...
Other materials about Toyota Venza:
Installation
INSTALLATION
PROCEDURE
1. INSTALL BRAKE PEDAL SUPPORT ASSEMBLY
(a) Install the brake pedal support assembly to the instrument panel
reinforcement with the bolt.
Torque:
19 N·m {195 kgf·cm, 14 ft·lbf}
...
Disassembly
DISASSEMBLY
PROCEDURE
1. REMOVE SEAT ADJUSTER COVER CAP RH
(a) Using a screwdriver wrapped with protective tape, disengage the 3
claws and remove the seat adjuster cover cap RH.
Text in Illustration
*1
...
Installation
INSTALLATION
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the LH side and RH side.
The following procedure is for the LH side.
If the sensor rotor needs to be replaced, replace it together with the
rear drive shaft assembly. ...
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