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Home >> Toyota >> 2012 >> Matrix Base, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 38 (Active Torque Control 4WD System (Diagnostics - Introduction)) >> Active Torque Control 4WD System >> Problem Symptoms Table >> Problem Symptoms Table
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Problem Symptoms Table

WARNING: This page is about a different variant/trim than selected.

HINT: 

ACTIVE TORQUE CONTROL 4WD SYSTEM

Symptom Suspected Area See
Phenomenon of tight-corner braking* Linear solenoid circuit Refer to DTC C1298/98: Linear Solenoid Circuit
4WD control ECU -
4WD warning light remains on 4WD warning light circuit Refer to 4WD Warning Light Remains ON
4WD warning light does not come on 4WD warning light circuit Refer to 4WD Warning Light does not Come ON
The system is in the DTC output mode although terminals TC and CG of the DLC3 TC and CG terminal circuit Refer to TC and CG Terminal Circuit
4WD warning light circuit -
The system is not in the DTC output mode although terminals TC and CG of the DLC3 TC and CG terminal circuit Refer to TC and CG Terminal Circuit
4WD warning light circuit -

HINT: 

*:When driving 4WD mode, the vehicle is hard to turn, as if the brakes were applied, due to the rotational difference between the front and rear tires while turning.