Toyota Venza manuals

Toyota Venza: How To Proceed With Troubleshooting

Toyota Venza Service Manual / Door Lock / Power Door Lock Control System / How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT

HINT:

  • Use the following procedure to troubleshoot the power door lock control system.
  • *: Use the Techstream.

PROCEDURE

1.

VEHICLE BROUGHT TO WORKSHOP


NEXT

2.

CUSTOMER PROBLEM ANALYSIS

HINT:

  • In troubleshooting, confirm that the problem symptoms have been accurately identified. Preconceptions should be discarded in order to make an accurate judgment. To clearly understand what the problem symptoms are, it is extremely important to ask the customer about the problem and the conditions at the time the malfunction occurred.
  • Gather as much information as possible for reference. Past problems that seem unrelated may also help in some cases.
  • The following 5 items are important points for problem analysis:

What

Vehicle model, system name

When

Date, time, occurrence frequency

Where

Road conditions

Under what conditions?

Running conditions, driving conditions, weather conditions

How did it happen?

Problem symptoms


NEXT

3.

INSPECT BATTERY VOLTAGE

(a) Measure the 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 COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*

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


Result

Proceed to

LIN DTC is not output

A

LIN DTC is output

B


B

GO TO DIAGNOSTIC TROUBLE CODE CHART


A

5.

PROBLEM SYMPTOMS TABLE

(a) Refer 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 7


A

6.

OVERALL ANALYSIS AND TROUBLESHOOTING*

(a) Terminals of ECU (See page )


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


(c) Operation Check (See page )



NEXT

7.

REPAIR OR REPLACE


NEXT

8.

CONFIRMATION TEST


NEXT

END

System Description
SYSTEM DESCRIPTION 1. POWER DOOR LOCK CONTROL SYSTEM DESCRIPTION (a) The power door lock system locks/unlocks all doors. The door control switch sends "lock/unlock" request signals to the ...

Operation Check
OPERATION CHECK 1. CHECK POWER DOOR LOCK CONTROL OPERATION NOTICE: The following procedure is based on the assumption that the functions have not been customized using the Techstream. (a) Check ...

Other materials about Toyota Venza:

Installation
INSTALLATION PROCEDURE 1. INSTALL DRIVER SIDE KNEE AIRBAG ASSEMBLY (a) Check that the ignition switch is off. (b) Check that the cable is disconnected from the negative (-) battery terminal. CAUTION: Wait at least 90 seconds after disconnecting the cable ...

Check For Intermittent Problems
CHECK FOR INTERMITTENT PROBLEMS HINT: Inspect the ECM using check mode. Intermittent problems are easier to detect with the Techstream when the ECM is in check mode. In check mode, the ECM uses 1 trip detection logic, which is more sensitive to malfuncti ...

Dtc Check / Clear
DTC CHECK / CLEAR 1. CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the engine switch on (IG). (c) Read the DTC by following the prompts on the Techstream screen. HINT: Refer to the Techstream operator's manual for further details. 2. CL ...

© 2016-2021 Copyright www.tovenza.com

0.216