Toyota Venza: Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
HINT:
When the air conditioning system functions properly, DTC B1400/00 is output.
Air Conditioning System|
DTC Code |
Detection Item |
Trouble Area |
Memory*3 |
See page |
|---|---|---|---|---|
|
B1411/11*1 |
Room Temperature Sensor Circuit |
1. Room temperature sensor 2. Harness or connector between room temperature sensor and A/C amplifier 3. A/C amplifier |
Memorized (4 sec. or more) |
|
|
B1412/12*2 |
Ambient Temperature Sensor Circuit |
1. Ambient temperature sensor 2. Harness or connector between ambient temperature sensor and A/C amplifier 3. A/C amplifier |
Memorized (4 sec. or more) |
|
|
B1413/13 |
Evaporator Temperature Sensor Circuit |
1. Evaporator temperature sensor 2. Air conditioning harness 3. A/C amplifier |
Memorized (4 sec. or more) |
|
|
B1422/22*4 |
Compressor Lock Sensor Circuit |
1. A/C compressor (A/C lock sensor) 2. Compressor drive belt 3. Harness or connector between A/C compressor and A/C amplifier 3. A/C amplifier 4. CAN communication system |
- |
|
|
B1423/23 |
Pressure Sensor Circuit |
1. A/C pressure sensor 2. Harness or connector between A/C pressure sensor and A/C amplifier 3. A/C amplifier 4. Expansion valve (blocked, stuck) 5. Condenser (blocked, deterioration of cooling capacity due to dirt) 6. Cooler dryer (moisture in the refrigerant cycle cannot be absorbed) 7. Cooling fan system (condenser cannot be cooled down) 8. A/C system (leaks, blocked) |
- |
|
|
B1441/41 |
Air Mix Damper Control Servo Motor Circuit (Passenger Side) |
1. Air mix control servo motor 2. Air conditioning harness 3. A/C amplifier |
Memorized (30 sec. or more) |
|
|
B1442/42 |
Air Inlet Damper Control Servo Motor Circuit |
1. Air inlet control servo motor 2. Air conditioning harness 3. A/C amplifier |
Memorized (30 sec. or more) |
|
|
B1443/43 |
Air Outlet Damper Control Servo Motor Circuit |
1. No. 1 air mix control servo motor (air outlet control servo motor) 2. Air conditioning harness 3. A/C amplifier |
Memorized (30 sec. or more) |
|
|
B1446/46 |
Air Mix Damper Control Servo Motor Circuit (Driver Side) |
1. No. 1 air mix control servo motor (air mix control servo motor) 2. Air conditioning harness 3. A/C amplifier |
Memorized (30 sec. or more) |
|
|
B1451/51 |
Compressor Solenoid Circuit |
1. A/C compressor (solenoid valve) 2. Harness or connector between A/C amplifier and A/C compressor (solenoid valve) 3. A/C amplifier |
- |
|
|
B1497/97 |
BUS IC Communication Malfunction |
1. Air conditioning harness 2. A/C amplifier |
Memorized (10 sec. or more) |
|
|
B14A2 |
Driver Side Solar Sensor Short Circuit |
1. Solar sensor 2. Harness or connector between solar sensor and A/C amplifier 3. Harness or connector between solar sensor and main body ECU 4. Main body ECU 5. A/C amplifier |
Memorized (4 sec. or more) |
|
|
B14A3 |
Front Passenger Side Solar Sensor Short Circuit |
1. Solar sensor 2. Harness or connector between solar sensor and A/C amplifier 3. Harness or connector between solar sensor and main body ECU 4. Main body ECU 5. A/C amplifier |
Memorized (4 sec. or more) |
|
|
U0100 |
Lost Communication with ECM |
1. CAN communication system 2. ECM |
- |
|
|
U0131 |
Lost Communication with Electric Power Steering ECU |
1. CAN communication system 2. Electric power steering ECU |
- |
|
|
U0142 |
Lost Communication with Main Body ECU |
1. CAN communication system 2. Main body ECU |
- |
|
|
U0155 |
Lost Communication with Combination Meter |
1. CAN communication system 2. Combination meter |
- |
|
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- *1: If the cabin temperature is approx. -18.6°C (-1.48°F) or lower, DTC B1411/11 may be output even though the system is normal.
- *2: If the ambient temperature is approx. -52.9°C (-63.22°F) or lower, DTC B1412/12 may be output even though the system is normal.
- *3: The A/C amplifier stores the DTC of the respective malfunction if it has occurred for the period of time indicated in the brackets.
- *4: for 2GR-FE
Data List / Active Test
DATA LIST / ACTIVE TEST
1. DATA LIST
Using the Techstream to read the Data List allows the values or states of switches,
sensors, actuators and other items to be read without removing any parts. T ...
Actuator Check
ACTUATOR CHECK
1. ACTUATOR CHECK
(a) Start the engine and warm it up.
(b) Perform the indicator check (See page
).
(c) Press the "Recirculation/Fresh" switch to perform the actuator c ...
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Installation
INSTALLATION
PROCEDURE
1. INSTALL ENGINE MOUNTING DAMPER
(a) Install the engine mounting damper with the 3 bolts.
Torque:
9.0 N·m {92 kgf·cm, 80 in·lbf}
2. INSTALL WIRING HARNESS CLAMP BRA ...
Installation
INSTALLATION
PROCEDURE
1. TEMPORARILY TIGHTEN COMPRESSOR AND MAGNETIC CLUTCH
(a) Temporarily install the compressor and magnetic clutch and bracket
with the 4 bolts.
2. INSTALL COMPRESSOR AND MA ...
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