Toyota Venza: 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 .gif)
).
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:
Transmission Range Sensor Circuit Malfunction (PRNDL Input) (P0705)
DESCRIPTION
The park/neutral position switch detects the shift lever position and sends signals
to the TCM.
DTC No.
DTC Detection Condition
Trouble Area
P0705
(A) Any 2 or more signals of the fol ...
Occupant Classification Sensor Power Supply Circuit Malfunction (B1793)
DESCRIPTION
The occupant classification sensor power supply circuit consists of the occupant
classification ECU and occupant classification sensors.
DTC B1793 is recorded when a malfunction is detected in the occupant classification
sensor power supply c ...
Test Mode Procedure
TEST MODE PROCEDURE
1. WARNING LIGHT AND INDICATOR LIGHT INITIAL CHECK
(a) Release the parking brake.
NOTICE:
Before releasing the parking brake, move the shift lever to P for safety.
HINT:
When the parking brake is applied or the brake fluid level is lo ...
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