Toyota Venza: Diagnosis System

Toyota Venza Service Manual / Door / Hatch / Power Back Door System / Diagnosis System

DIAGNOSIS SYSTEM

1. DESCRIPTION

(a) The power back door ECU (power back door motor unit) controls the power back door system functions. Power back door system data and Diagnostic Trouble Code (DTC) can be read through the Data Link Connector 3 (DLC3).

When the system seems to be malfunctioning, use the Techstream to check for malfunctions and perform repairs.

2. CHECK DLC3

(a) Check the DLC3 (See page ).

3. INSPECT BATTERY VOLTAGE

(a) Measure the battery voltage.

Standard Voltage:

11 to 14 V

If the voltage is below 11 V, recharge or replace the battery.

Problem Symptoms Table

PROBLEM SYMPTOMS TABLE 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 o ...

Terminals Of Ecu

TERMINALS OF ECU 1. CHECK POWER BACK DOOR ECU (POWER BACK DOOR MOTOR UNIT) (a) Disconnect the L20 ECU connector. (b) Measure the voltage and resistance according to the value(s) in the table be ...

Other materials about Toyota Venza:

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 ...

Variation Error (B2453)
DESCRIPTION This DTC is stored if the headlight leveling ECU assembly for another destination is installed on the vehicle. DTC No. DTC Detecting Condition Trouble Area B2453 The headlight levelin ...

Adjustment
ADJUSTMENT PROCEDURE 1. ADJUST STEERING WHEEL OFF CENTER (a) Inspect steering wheel off center. (1) Apply masking tape on the top center of the steering wheel and steering column upper cover. Text in Illustration *1 ...