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:
Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature)
(P0128)
DESCRIPTION
HINT:
This DTC relates to the thermostat.
This DTC is stored when the engine coolant temperature does not reach 75°C (167°F)
despite sufficient engine warm-up time having elapsed.
DTC No.
DTC Detection Condition
...
Operation Check
OPERATION CHECK
1. CHECK AUTO OPERATION
NOTICE:
Make sure that initialization is completed before inspection (See page
).
HINT:
When pressing the switch for 0.3 seconds or less, the roof glass moves but auto
operation does not operate.
(a) Turn the i ...
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
If a trouble code is displayed during the DTC check, check the circuit listed
for the code in the table below (proceed to the page listed for that circuit).
HINT:
When DTC B1650/32 is detected as a result of troubleshooting f ...
0.1211