Toyota Venza: Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
(a) Sliding roof system data and Diagnostic Trouble Codes (DTCs) can be read through the vehicle 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
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 SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY)
(a) Disconnect the P4 ECU connector.
(b) Measure the resistance and voltage according to the value(s) in the tabl ...
Other materials about Toyota Venza:
Combination Meter
Components
COMPONENTS
ILLUSTRATION
Disassembly
DISASSEMBLY
PROCEDURE
1. REMOVE COMBINATION METER GLASS
(a) Disengage the 9 claws to remove the combination meter glass.
Removal
REMOVAL
...
Check CAN Bus Line for Short to GND
DESCRIPTION
There may be a short circuit between the CAN bus main wire and GND when there
is no resistance between terminals 6 (CANH) and 4 (CG) or 14 (CANL) and 4 (CG) of
the DLC3.
Symptom
Trouble Area
No resistanc ...
Canceling the power back door system (vehicles with power back door)
Turn the main switch to disable the power back door system.
1. Inoperative
2. Operative
The back door cannot be operated even with the wireless remote control or power
back door switch.
A buzzer will sound twice if the power back door switch is pressed ...
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