Toyota Venza manuals

Toyota Venza: How To Proceed With Troubleshooting

Toyota Venza Service Manual / Lighting (ext) / Lighting System / How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT

HINT:

  • Use the following procedure to troubleshoot the lighting system.
  • *: Use the Techstream.

PROCEDURE

1.

VEHICLE BROUGHT TO WORKSHOP


NEXT

2.

CUSTOMER PROBLEM ANALYSIS AND SYMPTOM CHECK


NEXT

3.

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

4.

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

5.

CHECK FOR DTC*

Result

Proceed to

DTC is not output

A

DTC is output

B


B

GO TO STEP 8


A

6.

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 8


A

7.

OVERALL ANALYSIS AND TROUBLESHOOTING*

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


(b) Terminals of ECU (See page )



NEXT

8.

ADJUST, REPAIR OR REPLACE


NEXT

9.

CONFIRMATION TEST


NEXT

END

System Diagram
SYSTEM DIAGRAM 1. AUTOMATIC LIGHT CONTROL SYSTEM 2. LIGHT AUTO TURN-OFF SYSTEM Communication Table Transmitter Receiver Line Data Name ...

Operation Check
OPERATION CHECK 1. AUTOMATIC LIGHT CONTROL SYSTEM OPERATION CHECK (a) Turn the ignition switch to ON. (b) Turn the light control switch to the AUTO position. (c) Cover the automatic light control ...

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Clearance Warning Buzzer Circuit
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