Lighting (int)

How To Proceed With Troubleshooting

~1min read
CAUTION / NOTICE / HINT

HINT:

  • Use the following procedure to troubleshoot the lighting system.
  • *: Use the Techstream.
PROCEDURE
  1. VEHICLE BROUGHT TO WORKSHOP

NEXT
  1. CUSTOMER PROBLEM ANALYSIS AND SYMPTOM CHECK

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. INSPECT CAN COMMUNICATION SYSTEM*

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

Result

Proceed to

CAN communication system DTC is not output.

A

CAN communication system DTC is output.

B


B

GO TO CAN COMMUNICATION SYSTEM

A
  1. PROBLEM SYMPTOMS TABLE

Result

Proceed to

Fault is not listed in Problem Symptoms Table.

A

Fault is listed in Problem Symptoms Table.

B


B

GO TO STEP 7

A
  1. OVERALL ANALYSIS AND TROUBLESHOOTING*

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


(b) Terminals of ECU (See page ).


NEXT
  1. ADJUST, REPAIR OR REPLACE

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.