Quick Answer
C059C means: DTC C059C indicates a fault in the vehicle's Electronic Stability Control system, often linked to the Steering Angle Sensor.
Can I drive with C059C? Immediate attention is recommended to ensure vehicle stability and safety.
Common Questions
What does C059C mean and how does it affect my car?
The C059C code indicates a malfunction in the Electronic Stability Control system, which can lead to compromised vehicle handling and stability. This issue can make your car less responsive and potentially unsafe, especially in adverse weather conditions.
What are the most common causes of C059C and how much does it cost to fix?
Common causes include a faulty steering angle sensor or wiring issues. Repair costs can range from $100 to $600, depending on the specific repairs needed.
Can I drive my car with C059C or should I stop immediately?
While you may be able to drive your vehicle, it is not recommended as it can lead to reduced stability. Immediate attention is advised to ensure safe handling.
How can I diagnose C059C myself using GeekOBD APP?
You can use the GeekOBD App to scan for diagnostic codes, view freeze frame data, and understand the context of the error. This tool can help you identify if the issue is a faulty sensor or wiring problem.
What vehicles are most commonly affected by C059C?
Vehicles like the 2014-2019 Chevrolet Malibu and GMC Terrain frequently experience the C059C code due to common issues with their stability control systems.
How can I prevent C059C from happening again?
Regular maintenance checks, including inspections of the steering components and wiring, can help prevent future occurrences of the C059C code.
What is C059C?
DTC C059C refers to a specific diagnostic trouble code indicating a problem related to the Electronic Stability Control (ESC) system, particularly linked to the Steering Angle Sensor (SAS) or the Steering Column Control Module (SCCM). This code is most frequently observed in vehicles like the 2014-2019 Chevrolet Malibu and GMC Terrain. When the C059C code is triggered, it typically means there’s a communication issue within the vehicle's stability control system, which can potentially lead to compromised traction control and stability. In simpler terms, if this code appears, your vehicle may struggle to maintain grip and stability on slippery or uneven surfaces. This could result in the traction control and stability control systems being disabled, which can be dangerous in adverse driving conditions. Real-world implications include a vehicle that feels less responsive and potentially unsafe to drive, especially during inclement weather. It's crucial to address this code promptly to ensure the stability and safety of your vehicle on the road.
System: C - Chassis (ABS, Steering, Suspension)
Symptoms
Common symptoms when C059C is present:
- The check engine light remains illuminated, indicating a persistent issue within the ESC system.
- The vehicle's traction control system may be disabled, leading to reduced stability during acceleration or cornering.
- Driver may experience erratic steering responses, especially when navigating turns or during sudden maneuvers.
- Difficulty in maintaining control on slippery surfaces, such as rain or snow, due to impaired stability systems.
- In some cases, vehicle may enter 'limp mode', reducing power to prevent further damage.
Possible Causes
Most common causes of C059C (ordered by frequency):
- Faulty Steering Angle Sensor (SAS) - Most common cause (approx. 40% likelihood); this sensor measures the angle of the steering wheel and if it malfunctions, it can trigger the C059C code.
- Wiring issues or loose connections - Second most common cause (30% likelihood); damaged or corroded wires can disrupt communication between the SAS and the SCCM, leading to faults.
- Software glitches - Occurs in about 20% of cases; outdated or corrupted software in the SCCM can cause erroneous readings.
- Faulty Steering Column Control Module (SCCM) - Less common but serious (7% likelihood); if the module fails, it can lead to a complete loss of stability control functions.
- Severe physical damage to the steering components - Rare (3% likelihood); accidents or impacts can physically damage sensors, leading to faults.
C059C Repair Costs
Cost Breakdown by Repair Type
Steering Angle Sensor Replacement
Replacing the faulty steering angle sensor to restore proper function to the ESC system.
- Total: $150 - $300
- Success rate: 90%
Wiring Repair
Repairing or replacing damaged wiring that affects the SAS and SCCM communication.
- Total: $100 - $200
- Success rate: 85%
Steering Column Control Module Replacement
Replacing the SCCM if it is found to be faulty during diagnostics.
- Total: $300 - $600
- Success rate: 95%
Money-Saving Tips for C059C
- Start with the most common and least expensive repairs first
- Use GeekOBD APP to confirm diagnosis before replacing expensive parts
- Consider preventive maintenance to avoid future occurrences
- Compare prices for OEM vs aftermarket parts based on your needs
- Address the issue promptly to prevent more expensive secondary damage
Diagnostic Steps
Professional C059C Diagnosis Process
Follow these systematic steps to accurately diagnose C059C. Each step builds on the previous one to ensure accurate diagnosis.
Step 1: Step 1: Initial visual inspection - Check for damaged wiring, loose connections, or corrosion, which can take about 5-10 minutes
Step 1: Initial visual inspection - Check for damaged wiring, loose connections, or corrosion, which can take about 5-10 minutes.
Step 2: Step 2: OBD2 scan with GeekOBD APP - Use the app to retrieve all diagnostic codes and freeze frame data, providing context for the fault, estimated time 10-15 minutes
Step 2: OBD2 scan with GeekOBD APP - Use the app to retrieve all diagnostic codes and freeze frame data, providing context for the fault, estimated time 10-15 minutes.
Step 3: Step 3: Component testing - Employ a multimeter to test the SAS and SCCM for proper functionality; this can take around 20-30 minutes
Step 3: Component testing - Employ a multimeter to test the SAS and SCCM for proper functionality; this can take around 20-30 minutes.
Step 4: Step 4: System function test - After repairs, verify the operation of the ESC system and clear the codes, approximately 10-15 minutes
Step 4: System function test - After repairs, verify the operation of the ESC system and clear the codes, approximately 10-15 minutes.
Step 5: Step 5: Road test verification - Drive the vehicle under various conditions to ensure stability systems are functioning correctly, which might take 15-20 minutes
Step 5: Road test verification - Drive the vehicle under various conditions to ensure stability systems are functioning correctly, which might take 15-20 minutes.
Important Notes
- Always verify the repair with GeekOBD APP after completing diagnostic steps
- Clear codes and test drive to ensure the problem is resolved
- Address underlying causes to prevent code recurrence
Real Repair Case Studies
Case Study 1: Steering Angle Sensor Replacement on a 2017 Chevrolet Malibu
Vehicle: 2017 Chevrolet Malibu, 65,000 miles
Problem: Customer reported check engine light and unresponsive traction control.
Diagnosis: Scanner revealed C059C code; visual inspection showed a faulty steering angle sensor.
Solution: Replaced the steering angle sensor and recalibrated the system.
Cost: $250 (sensor $200, labor $50)
Result: Customer reported restored traction control and no further issues.
Case Study 2: Wiring Repair on a 2016 GMC Terrain
Vehicle: 2016 GMC Terrain, 80,000 miles
Problem: Check engine light on with stability control disabled.
Diagnosis: C059C code was present; inspection revealed damaged wiring harness.
Solution: Repaired the wiring and tested the system.
Cost: $150 (repair materials $50, labor $100)
Result: Stability control function restored, customer satisfied with the repair.