Check the power steering fluid level. If it's low, add the recommended fluid and bleed the system to remove any air.
2. Faulty Power Steering Pump:
The pump may be worn out or have an internal problem. Inspect for leaks around the pump and listen for any unusual noises when turning the steering wheel.
3. Steering Rack Issues:
The steering rack, responsible for turning the wheels, may be damaged or have worn components. Check for leaks or damaged boots and listen for grinding noises while steering.
4. Faulty Steering Column:
The steering column transmits the steering wheel's movement to the steering rack. Inspect the column for any visible damage or binding.
5. Tire Pressure Issues:
Uneven or incorrect tire pressure can cause the steering to feel stiffer. Check and adjust tire pressure according to the recommended levels.
6. Faulty Steering Sensors:
The vehicle may have electronic steering sensors that assist in steering. Malfunctioning sensors can cause steering stiffness and warning lights.
7. Electrical Issues:
Check for any electrical problems that could affect the power steering system. Frayed wiring or faulty relays can cause malfunctions.
8. Computer Errors:
In modern vehicles, the steering system can be controlled by computer. Software errors or computer malfunctions can cause steering issues.
Remember that diagnosing a steering problem accurately requires expertise and proper tools. If the warning light is on, and the steering is stiff, it's best to have the vehicle inspected by a qualified mechanic for a precise diagnosis and necessary repairs.