Toyota Venza manuals

Toyota Venza: Cancellation of 4WD Control (C1299/99)

DESCRIPTION

  • If wheel slip continues, differential control will be disabled when the torque-distribution ratio of the differential clutch exceeds the set value and a malfunction in the output of the wheel speed sensors, etc. occurs.
  • If a difference in diameter between the front and rear wheels is determined, differential control will be disabled.

DTC No.

DTC Detection Condition

Trouble Area

C1299/99

  • When one of the following conditions is met:

    - Condition that controls coupling calorific value is predefined value or more.

    - Vehicle is driven and energy load tire radius difference between front tires and rear tires is more than 3%.

  • Tire size
  • AWD control ECU

CAUTION / NOTICE / HINT

HINT:

Check the condition of each related circuit connector before troubleshooting (See page ).


PROCEDURE

1.

CHECK TIRE CONDITION

(a) Check the size and condition of all 4 tires (See page ).


HINT:

This DTC is output when tire deformation or a difference in tire size is detected.

OK:

The diameter and air pressure of all 4 tires are the same.


NG

REPLACE TIRE SO THAT ALL 4 TIRES ARE THE SAME IN SIZE


OK

2.

RECONFIRM DTC

(a) Clear the DTC (See page ).


(b) Start the engine.

(c) Drive the vehicle at the speed of 20 km/h (12 mph) or more and check that the same DTC is output (See page ).


Result

Proceed to

DTC is output

A

DTC is not output

B


A

REPLACE AWD CONTROL ECU


B

CHECK INTERMITTENT PROBLEMS

Malfunction in Deceleration Sensor (C1245/93)
DESCRIPTION If a malfunction in the deceleration sensor circuit occurs, the AWD control ECU will output this DTC. DTC No. DTC Detecting Condition Trouble Area ...

ABS Malfunction (C1296/96)
DESCRIPTION If a malfunction in the speed sensor signal circuit occurs, the AWD control ECU will output this DTC. DTC No. DTC Detecting Condition Trouble Area ...

Other materials about Toyota Venza:

Removal
REMOVAL PROCEDURE 1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL NOTICE: When disconnecting the cable, some systems need to be initialized after the cable is reconnected (See page ). 2. REMOVE FRONT WHEEL RH 3. REMOVE NO. 1 ENGINE UNDER COVER 4. ...

Customize Parameters
CUSTOMIZE PARAMETERS 1. INTUITIVE PARKING ASSIST SYSTEM (See page ) 2. POWER DOOR LOCK CONTROL SYSTEM (See page ) 3. WIRELESS DOOR LOCK CONTROL SYSTEM (w/ Smart Key System) (See page ) 4. WIRELESS DOOR LOCK CONTROL SYSTEM (w/o Smart Key System) (Se ...

Unmatched Key Code (B2795)
DESCRIPTION This DTC is stored when a key with a key code that has not been registered in the ECU is inserted into the ignition key cylinder. DTC No. DTC Detection Condition Trouble Area B2795 Ke ...

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