Toyota Venza: Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
The ECU stores trouble codes when trouble occurs on the vehicle.
The diagnostic system allows for reading of the trouble codes from the DLC3.
Use the Techstream to check and solve the problem.
2. CHECK DLC3
(a) Check the DLC3 (See page .gif)
).
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 ...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK MAIN BODY ECU (DRIVER SIDE JUNCTION BLOCK ASSEMBLY)
(a) Disconnect the main body ECU (driver side junction block assembly) connectors.
(b) Measure the resistance and vol ...
Other materials about Toyota Venza:
System Description
SYSTEM DESCRIPTION
1. GENERAL
The rear window defogger wires are attached to the inside of the rear window
and defog the window surface quickly by pressing the rear window defogger switch
on the air conditioning control assembly. The indicator light is i ...
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
ACTIVE TORQUE CONTROL 4WD SYSTEM
DTC Code
Detection Item
Trouble Area
See page
C1241/94
Low Power Supply Voltage
1. Battery
2. ECU-IG1 fuse
...
System Diagram
SYSTEM DIAGRAM
Communication Table
Sender
Receiver
Signal
Communication Method
Main Body ECU (Driver Side Junction Block Assembly)
Combination Meter Assembly
Driver side door ...
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