The electric power steering system in your 2021 Dodge Durango makes maneuvering a full-size SUV feel effortless—until it stops working. When the power steering warning illuminates and code C2200 stores, indicating a motor circuit malfunction, you're suddenly reminded just how heavy that steering wheel can be.
How Electric Power Steering Works
Unlike hydraulic systems with pumps and fluid, EPS uses an electric motor to provide steering assist. The motor mounts on the steering column or rack and provides variable assist based on vehicle speed, steering angle, and torque input. A control module coordinates everything based on sensor inputs.
Understanding C2200
C2200 indicates a problem with the EPS motor circuit. This could be the motor itself, wiring to the motor, power supply, or the steering control module. The system disables power assist when it detects a fault to prevent unpredictable steering behavior.
Symptoms
- Power steering warning light illuminated
- "Service Power Steering" message
- Heavy steering requiring significant effort
- Steering assist works intermittently
- Grinding or clicking from steering column
- Assist level varies unexpectedly
Common Causes
Motor Failure
The electric motor can fail from wear, overheating, or electrical problems. Internal short circuits or open windings disable motor operation.
Wiring Problems
The motor requires high-current wiring that can develop problems from heat, vibration, or damage. Intermittent connections cause intermittent assist.
Steering Angle Sensor
The system needs accurate steering position information. A failed steering angle sensor can cause the system to disable as a precaution.
Control Module Failure
The EPS module processes sensor inputs and commands motor output. Module failures—from software or hardware issues—disable the system.
Power Supply Issues
EPS draws significant current. Battery or charging system problems can affect assist level or cause faults.
Diagnostic Steps
- Code scan: Retrieve all codes from the EPS module—additional codes help pinpoint the cause.
- Power supply check: Verify battery voltage and charging system operation.
- Wiring inspection: Check connector condition and wiring for damage, especially at stress points.
- Motor test: Check motor resistance and operation if accessible.
- Sensor verification: Verify steering angle sensor calibration and operation.
Repair Costs
- Diagnostic scan: $75-$150
- Wiring repair: $150-$400
- Steering angle sensor: $200-$400
- EPS motor: $600-$1,200
- Control module: $500-$1,000
- Complete EPS rack replacement: $1,500-$3,000
Driving Without Power Steering
The vehicle is drivable without power assist—steering just requires significantly more effort, especially at low speeds and when parking. At highway speeds, effort decreases but is still noticeably heavier. Avoid situations requiring extensive low-speed maneuvering until repaired.
Safety Considerations
- Steering remains functional—just heavy
- Be prepared for increased effort at all times
- Parking lot maneuvering is difficult
- Don't let unexpected heavy steering cause overcorrection