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 Diagram
SYSTEM DIAGRAM
Communication Table
Sender
Receiver
Signal
Line
Main body ECU (Driver side junction block assembly)
Power back door ECU (Power back door motor unit)
...
Turn signal lever
1. Right turn
2. Left turn
3. Move and hold the lever partway to signal a lane change.
The right hand signal will flash until you release the lever.
4. Move and hold the lever partway to signal a lane change.
The left hand signal will flash until you re ...
Open in Occupant Classification ECU Battery Positive Line (B1794)
DESCRIPTION
This circuit consists of the occupant classification ECU and power source circuit
(battery, fuse and wire harness).
DTC B1794 is recorded when a malfunction is detected in the occupant classification
ECU or power source circuit.
HINT:
If DT ...
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