Toyota Venza: Air Conditioning System
- Precaution
- Parts Location
- System Diagram
- System Description
- How To Proceed With Troubleshooting
- Customize Parameters
- Problem Symptoms Table
- Terminals Of Ecu
- Diagnosis System
- Dtc Check / Clear
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Actuator Check
- Lost Communication with ECM (U0100-U0142,U0155)
- Front Passenger Side Solar Sensor Short Circuit (B14A3)
- Driver Side Solar Sensor Short Circuit (B14A2)
- Compressor Solenoid Circuit (B1451/51)
- BUS IC Communication Malfunction (B1497/97)
- Air Mix Damper Control Servo Motor Circuit (Driver Side) (B1446/46)
- Air Inlet Damper Control Servo Motor Circuit (B1442/42)
- Air Outlet Damper Control Servo Motor Circuit (B1443/43)
- Air Mix Damper Control Servo Motor Circuit (Passenger Side) (B1441/41)
- Pressure Sensor Circuit (B1423/23)
- Evaporator Temperature Sensor Circuit (B1413/13)
- Compressor Lock Sensor Circuit (B1422/22)
- Room Temperature Sensor Circuit (B1411/11)
- Ambient Temperature Sensor Circuit (B1412/12)
- Air Conditioning Control Panel Circuit
- Air Conditioning Compressor Magnetic Clutch Circuit
- Blower Motor Circuit
- IG Power Source Circuit
- Back-up Power Source Circuit
Air Conditioning Pressure Sensor
Components
COMPONENTS
ILLUSTRATION
Installation
INSTALLATION
PROCEDURE
1. INSTALL AIR CONDITIONING PRESSURE SENSOR
(a) Sufficiently apply compressor oil to a new air conditioni ...
Precaution
PRECAUTION
NOTICE:
When disconnecting the cable from the negative (-) battery terminal, initialize
the following systems after the cable is reconnected.
System Name
See Proc ...
Other materials about Toyota Venza:
Removal
REMOVAL
CAUTION / NOTICE / HINT
NOTICE:
If automatic transaxle assembly parts are replaced, refer to Parts Replacement
Compensation Table to determine if any additional operations are necessary (See
page ).
PROCEDURE
1. DISCHARGE FUEL PRESSURE
See p ...
Air conditioning filter
The air conditioning filter must be changed regularly to maintain air conditioning
efficiency.
- Removal method
Vehicles with smart key system:
Turn the “ENGINE START STOP” switch off.
Vehicles without smart key system:
Turn the engine switch ...
ECU Power Source Circuit
DESCRIPTION
When the ignition switch is turned to ON, voltage from the ECM's MREL terminal
is applied to the EFI MAIN relay. This causes the contacts of the EFI MAIN relay
to close, which supplies power to terminal +B of the TCM.
WIRING DIAGRAM
PR ...
0.1162