Toyota Venza manuals

Toyota Venza: Diagnosis System

DIAGNOSIS SYSTEM

1. DESCRIPTION

The ECU stores trouble codes when malfunctions occur.

The diagnostic system allows for reading of the trouble codes from the DLC3 using the Techstream.

Use the Techstream to help diagnose and repair the problem.

2. CHECK DLC3

(a) Check the DLC3 (See page ).


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 2A, 2C and 2F main body ECU (driver side junction block assembly) connectors. (b) Measure the vo ...

Other materials about Toyota Venza:

Relay
On-vehicle Inspection ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT DOME CUT RELAY (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition ...

HL AutoLeveling ECU Failure (B2420)
DESCRIPTION When the headlight leveling ECU assembly detects a malfunction in itself, this DTC is stored. DTC No. DTC Detecting Condition Trouble Area B2420 Malfunction of headlight leveling ECU ...

Power Back Door cannot be Closed Using the Power Back Door Closer Switch
DESCRIPTION When the power back door cannot be closed using the power back door closer switch, either of the following may be malfunctioning: 1) power back door closer switch circuit or 2) power back door ECU (power back door motor unit). WIRING DIAGRAM ...

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