Toyota Venza manuals

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 ).


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 ...

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Route cannot be Calculated
PROCEDURE 1. SET DESTINATION (a) Set another destination and check if the system can calculate the route correctly. OK: Route can be correctly calculated. OK END NG PROCEED T ...

Inspection
INSPECTION PROCEDURE 1. INSPECT INTEGRATION RELAY (a) Inner circuit (for 2GR-FE) (1) for EFI MAIN relay Measure the resistance according to the value(s) in the table below. Standard Resistance: ...

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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