Toyota Venza: Mf1a Transfer / 4wd / Awd
- 4wd Control Ecu
- Active Torque Control 4wd System
- Precaution
- Parts Location
- System Description
- System Diagram
- How To Proceed With Troubleshooting
- Problem Symptoms Table
- Test Mode Procedure
- Terminals Of Ecu
- Diagnosis System
- Dtc Check / Clear
- Data List / Active Test
- Fail-safe Chart
- Diagnostic Trouble Code Chart
- Low Power Supply Voltage (C1241/94)
- Control Module Communication Bus OFF (U0073/86,U0100/85,U0129/83)
- Malfunction in Deceleration Sensor (C1245/93)
- Cancellation of 4WD Control (C1299/99)
- ABS Malfunction (C1296/96)
- Linear Solenoid Circuit (C1298/98)
- Engine Circuit Malfunction (C1280/82)
- AWD Warning Light does not Come ON
- AWD Warning Light Remains ON
- TC and CG Terminal Circuit
- Transfer Assembly(when Not Using The Engine Support Bridge)
- Transfer Assembly(when Using The Engine Support Bridge)
- Transfer Case Front Oil Seal(when Not Using The Engine Support Bridge)
- Transfer Case Front Oil Seal(when Using The Engine Support Bridge)
- Transfer Case Front Oil Seal(for Rh Side)
- Transfer Case Rear Oil Seal
- Transfer Oil
- Transfer System
Installation
INSTALLATION
PROCEDURE
1. INSTALL REAR DRIVE SHAFT ASSEMBLY
(a) Align the shaft splines and install the rear drive shaft assembly
using a screwdriver and hammer.
NOTICE:
...
4wd Control Ecu
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. REMOVE FRONT DOOR SCUFF PLATE RH
2. REMOVE COWL SIDE TRIM SUB-ASSEMBLY RH
3. REMOVE NO. 2 INSTRUMENT PANEL UNDER COVER SUB ...
Other materials about Toyota Venza:
Power Source Control ECU Malfunction (B2782)
DESCRIPTION
The power management control ECU controls the power supply to activate the steering
lock motor. This prevents the steering wheel from being locked while the vehicle
is moving.
DTC No.
DTC Detecting Condition
T ...
VC Output Circuit
DESCRIPTION
The ECM constantly generates 5 V of power from battery voltage supplied to the
+B (BATT) terminal to operate the microprocessor. The ECM also provides this power
to the sensors through the VC output circuit.
When the VC circuit is short-cir ...
Screen Flicker or Color Distortion
PROCEDURE
1.
CHECK DISPLAY SETTING
(a) Reset display settings (contrast, brightness) and check that the screen appears
normal.
OK:
The display returns to normal.
OK
END
NG
...
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