DYNAMIC TORQUE CONTROL 4WD/AWD SYSTEM PROBLEM SYMPTOMS TABLE

Tech Tips

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 listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
Inspect the fuses and relays related to this system before inspecting the suspected areas below.

Symptom	Suspected Area	Link
Tight-corner braking phenomenon*	Linear solenoid circuit	Click here
	Steering angle sensor circuit	Click here
	Brake control system	Click here
	4WD ECU assembly	Click here
AWD warning remains on	AWD warning circuit (Remains on)	Click here
AWD warning does not come on	AWD warning circuit (Does not come on)	Click here
AWD lock function does not operate	AWD lock switch (Differential lock switch) circuit	Click here
AWD lock function does not operate	4WD ECU assembly	Click here
The system is in DTC output mode although terminals TC and CG of the DLC3 are not connected	TC and CG terminal circuit	Click here
The system is not in DTC output mode although terminals TC and CG of the DLC3 are connected	TC and CG terminal circuit	Click here
	AWD warning circuit (Does not come on)	Click here

Tech Tips

*: Tight corner braking phenomenon: a phenomenon in which an AWD vehicle may lurch and decelerate due to a rotational speed difference between the front and rear wheels, such as during low-speed cornering in AWD mode.