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 ...

Initialization

INITIALIZATION HINT: In vehicles equipped with the push-button start function, the starting function may not be operational after recharging or while jump-starting a discharged battery. This con ...

Other materials about Toyota Venza:

Skid Control ECU Malfunction (C1300/62)
DESCRIPTION The skid control ECU outputs this DTC, if malfunctions are found in the circuit inside the ECU by self diagnosis. DTC Code DTC Detection Condition Trouble Area C1300/62 Internal failu ...

Reassembly
REASSEMBLY PROCEDURE 1. INSTALL NO. 1 INSTRUMENT PANEL PIN (a) Install the 2 No. 1 instrument panel pins with the 2 screws <E> or <F>. 2. INSTALL GLOVE BOX LIGHT ASSEMBLY ...

No Response from Steering Lock ECU (B2786)
DESCRIPTION This DTC is stored when LIN communication between the certification ECU (smart key ECU assembly) and steering lock ECU (steering lock actuator assembly) stops for more than 10 seconds. DTC No. DTC Detection Condition ...