VEHICLE DYNAMICS CONTROL (VDC) (DIAGNOSTICS) > General Description
INSPECTION
Before performing diagnosis, check the following items which might affect VDC problems.
1. BATTERY
Check the battery. Battery > INSPECTION">
2. GROUND
Check the tightening torque of the ground bolt for VDC.
3. BRAKE FLUID
1. Check the brake fluid level.
2. Check the brake fluid for leaks.
4. HYDRAULIC UNIT
Check the hydraulic unit.
• When using the brake tester VDC Control Module and Hydraulic Control Unit (VDCCM&H/U) > INSPECTION">
• When not using the brake tester VDC Control Module and Hydraulic Control Unit (VDCCM&H/U) > INSPECTION">
5. BRAKE DRAG
Check for brake drag.
6. BRAKE PAD AND ROTOR
Check the brake pad and rotor.
• Front Front Brake Pad > INSPECTION">
Front Disc Rotor > INSPECTION">
• Rear Rear Brake Pad > INSPECTION">
Rear Disc Rotor > INSPECTION">
7. TIRES
Check the tire specifications, tire wear and air pressure. General Description > SPECIFICATION">
Preparation toolInstallation
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Key lock-in prevention function
The Subaru Ascent is equipped with a key lock-in prevention system designed to
prevent accidental locking of the keys inside the vehicle.
Under the following conditions, the Subaru Ascent doors will not lock when the
door lock switch is pressed while a front door remains open:
The key is st ...
Vehicle activation status screen
When the vehicle stops
1) Steering axle
When the vehicle is being driven regularly
1) Power train (illuminated in blue)
When the Vehicle Dynamics Control system is being activated: the tires
illuminate in yellow.
1) History of Vehicle Dynamics Control
system activation
When ...