Toyota Venza: How To Proceed With Troubleshooting

Toyota Venza Service Manual / Steering Column / Steering Lock System / How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT

HINT:

Perform troubleshooting in accordance with the following flowchart.
*: Use the Techstream.

PROCEDURE

1.	VEHICLE BROUGHT TO WORKSHOP

2.	INSPECT BATTERY VOLTAGE

Standard Voltage:

11 to 14 V

If the voltage is below 11 V, recharge or replace the battery before proceeding to the next step.

3.	CHECK AND CLEAR DTCs*

4.	PROBLEM SYMPTOM CONFIRMATION

Result	Proceed to
Symptom does not occur.	A
Symptom occurs.	B

GO TO STEP 6

5.	SYMPTOM SIMULATION

6.	CHECK CAN COMMUNICATION SYSTEM*

(a) Use the Techstream to check if the CAN communication system is functioning normally (See page ).

Result	Proceed to
CAN communication DTC is not output.	A
CAN communication DTC is output.	B

GO TO CAN COMMUNICATION SYSTEM

7.	CHECK LIN COMMUNICATION SYSTEM*

(a) Use the Techstream to check if the LIN communication system is functioning normally (See page ).

Result	Proceed to
LIN Communication DTC is not output.	A
LIN Communication DTC is output.	B

GO TO LIN COMMUNICATION SYSTEM

8.	DTC CHECK*

(a) Check for DTCs (See page ).

Result	Proceed to
DTC is output.	A
DTC is not output.	B

GO TO STEP 9

9.	PROBLEM SYMPTOMS TABLE

(a) Proceed to Problem Symptoms Table (See page ).

Result	Proceed to
Fault is not listed in problem symptoms table.	A
Fault is listed in problem symptoms table.	B

GO TO STEP 11

10.	OVERALL ANALYSIS AND TROUBLESHOOTING*

(a) Terminals of ECU (See page ).

(b) Data List / Active Test (See page ).

11.	REPAIR OR REPLACEMENT

12.	CONFIRMATION TEST*

END

System Diagram

SYSTEM DIAGRAM Input and Output Signal of Each ECU Transmitting ECU (transmitter) Receiving ECU Signal Communication Method Power manage ...

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