Toyota Venza manuals

Toyota Venza: Precaution

PRECAUTION

1. INITIALIZATION

NOTICE:

Perform the Registration (VIN registration) when replacing the ECM (See page ).


HINT:

Reset memory or initialization cannot be completed by only disconnecting and reconnecting the cable of the negative (-) battery terminal.

2. FOR USING TECHSTREAM

CAUTION:

Observe the following items for safety reasons:

  • Before using the Techstream, read the instruction manual.
  • Prevent the Techstream cable from being caught on the pedals, shift lever or steering wheel when driving with the Techstream connected to the vehicle.
  • When driving the vehicle for testing purposes using the Techstream, 2 persons are required. One is for driving the vehicle, and the other operates the Techstream.

3. DISCONNECTING AND RECONNECTING NEGATIVE (-) BATTERY CABLE


(a) Before performing work on electronic components, disconnect the cable from the negative (-) battery terminal to prevent damage to electrical system or electrical components.

Text in Illustration

*1

Negative (-) Battery Terminal

*2

Cable

(b) Before disconnecting and reconnecting the battery cable, turn the ignition switch off and the headlight switch off. Then loosen the terminal nut completely. Do not damage the cable or terminal.

(c) When the battery cable is disconnected, the clock and radio settings and stored DTCs are cleared. Therefore, before disconnecting the battery cable, make a note of them.

NOTICE:

  • When disconnecting and reconnecting the cable of the negative (-) battery terminal, the cowl top ventilator louver must also be removed and installed. Be sure to install the cowl top ventilator louver properly. If it is not installed properly, water may enter the engine compartment and cause malfunctions.
  • When the cable is disconnected from the negative (-) battery terminal, initialize the following system(s) after the cable is reconnected.

System Name

See Procedure

Back Door Closer System


Power Back Door System

4. EXPRESSION OF IGNITION SWITCH

HINT:

The type of ignition switch used on this model differs according to the specifications of the vehicle.

The expressions listed in the table below are used in this section.

Expression

Switch Type

Ignition Switch (Position)

Engine Switch (Condition)

Ignition switch off

LOCK

Off (Lock)

Ignition switch ON

ON

On (IG)

Ignition switch ACC

ACC

On (ACC)

Engine start

START

On (Start)

Sfi System
...

Definition Of Terms
DEFINITION OF TERMS Term Definition Monitor Description Description of what the ECM monitors and how it detects malfunctions (monitoring purpose ...

Other materials about Toyota Venza:

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 listed in order of probability in the "Suspected Area" ...

Speaker Circuit
DESCRIPTION If there is a short in a speaker circuit, the radio and display receiver assembly detects it and stops output to the speakers. Thus sound cannot be heard from the speakers even if there is no malfunction in the radio and display ...

Front Sensor Communication Malfunction (C1AEC)
DESCRIPTION This DTC is stored when there is an open or short circuit in the communication line between the front sensors and the ECU, or when there is a malfunction in a front sensor. DTC No. DTC Detection Condition Trou ...

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