Steering Column

How To Proceed With Troubleshooting

~1min read
CAUTION / NOTICE / HINT

HINT:

  • Perform troubleshooting in accordance with the following flowchart.
  • *: Use the Techstream.
PROCEDURE
  1. VEHICLE BROUGHT TO WORKSHOP

NEXT
  1. 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.

NEXT
  1. CHECK AND CLEAR DTCs*

NEXT
  1. PROBLEM SYMPTOM CONFIRMATION

Result

Proceed to

Symptom does not occur.

A

Symptom occurs.

B


B

GO TO STEP 6

A
  1. SYMPTOM SIMULATION

NEXT
  1. 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


B

GO TO CAN COMMUNICATION SYSTEM

A
  1. 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


B

GO TO LIN COMMUNICATION SYSTEM

A
  1. DTC CHECK*

(a) Check for DTCs (See page ).


Result

Proceed to

DTC is output.

A

DTC is not output.

B


B

GO TO STEP 9

A
  1. 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


B

GO TO STEP 11

A
  1. OVERALL ANALYSIS AND TROUBLESHOOTING*

(a) Terminals of ECU (See page ).


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


NEXT
  1. REPAIR OR REPLACEMENT

NEXT
  1. CONFIRMATION TEST*


NEXT

END

Test yourself

A quick Toyota Venza quiz: every answer comes with an explanation and a link to the manual page.