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:

Terminals Of Ecu
TERMINALS OF ECU 1. POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY (a) Disconnect the I6 power window regulator master switch assembly connector. (b) Measure the voltage and resistance according to the value(s) in the table below. HINT: Measure the val ...

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 ...

Registration
REGISTRATION PROCEDURE 1. REGISTER TRANSMITTER CODE HINT: The vehicles garage door opener system records transmitter codes for systems such as garage doors, gates, door locks, home lighting systems, security systems or other transmitter-cod ...