Toyota Venza: Initialization

Toyota Venza Service Manual / Door / Hatch / Back Door Closer System / Initialization

INITIALIZATION

1. RESET BACK DOOR CLOSE POSITION (w/ POWER BACK DOOR SYSTEM)

NOTICE:

Perform initialization of the power back door system (power back door ECU initialization) if one of the following is performed:

The cable is disconnected from the negative (-) battery terminal.
A wire harness of the back door closer system is disconnected and reconnected.
The back door motor unit is replaced or removed and reinstalled.
The ECU-B fuse is replaced or removed and reinstalled.

If initialization is not performed, the power back door system will not operate.

(a) When the back door is open and the cable is disconnected and reconnected to the negative (-) battery terminal, fully close the back door by hand to initialize the power back door system.

HINT:

Initialization is not necessary if the cable is disconnected and reconnected to the negative (-) battery terminal while the back door is closed.
The power back door ECU controls the locked or unlocked state of the back door based on its memory. If the power for the power back door ECU is disconnected and reconnected, the back door will need to be unlocked before it can be operated.
If the back door closer system does not operate and/or the back door does not open, disconnect the cable from the negative (-) battery terminal. Then wait 10 seconds, reconnect the cable and perform initialization of the power back door system again.

Operation Check

OPERATION CHECK 1. CHECK BASIC FUNCTIONS (a) When the back door is partially closed, check that the motor operates to fully close (lock) the back door. (b) Check that the back door can be opened. ...

Problem Symptoms Table

PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are lis ...

Other materials about Toyota Venza:

Short in Driver Side Squib Circuit (B1800/51-B1803/51)
DESCRIPTION The driver side squib circuit consists of the center airbag sensor assembly, spiral cable and steering pad. The center airbag sensor assembly uses this circuit to deploy the airbag when deployment conditions are met. These DTCs are stored wh ...

Inspection
INSPECTION PROCEDURE 1. INSPECT NO. 1 ULTRASONIC SENSOR (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition Specified ...

System Diagram
SYSTEM DIAGRAM Communication Table Transmitting ECU (Transmitter) Receiving ECU Signal Communication Method Main body ECU (Driver side junction block assembly) Certification ECU (Sm ...