The OBD code C1259 for Hyundai indicates an issue with the Steering Angle Sensor (SAS) system.
Symptoms include the Engine Light being ON.
This code is commonly caused by a faulty SAS, open/shorted SAS harness, poor electrical connection, or a faulty Electronic Power Steering (EPS) Control Module.
It is crucial to address this issue promptly to ensure safe driving.
A possible fix involves inspecting and repairing any damaged components or wiring connections related to the SAS system.
| Repair Importance Level | 10.0 (Out of 10) |
| Estimated Repair Time | Approximately 1.0 hour |
| Repair Difficulty Level | 10.0 (Out of 10) |
Symptoms of the Hyundai c1259 OBD Code
The vehicle may exhibit issues with the brake fluid pressure sensor circuit, indicated by code C1259.
- Symptoms: ABS warning light may illuminate.
- Loss of ABS functionality.
- Unusual noises from the ABS system.
- Brake pedal may feel different during braking.
Causes of the Hyundai c1259 OBD Code
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C1259 in Hyundai indicates an issue with the brake fluid pressure sensor circuit.
- Causes: Faulty Steering Angle Sensor.
- Steering Angle Sensor harness is open or shorted.
- Steering Angle Sensor circuit poor electrical connection.
- Faulty Electronic Power Steering (EPS) Control Module.
Fixing Hyundai Error Code c1259 Step By Step
Replace the brake fluid in the hydraulic system to address Hyundai fault code C1259.
- To fix Hyundai OBDII code C1259, start by reviewing the possible causes mentioned above and visually examining the corresponding wiring harness and connectors.
- Check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.
- Next, ensure the brake fluid level is correct and the brake system is functioning properly.
- If the brake system is in good condition, proceed to inspect the brake light switch for proper operation.
- Replace the brake light switch if necessary.
- Finally, clear the fault codes using a diagnostic scanner and test drive the vehicle to verify that the issue has been resolved.
Cost Of Fixing Hyundai c1259 Fault Code
Diagnosing and repairing Hyundai fault code C1259 may involve inspecting and servicing the ABS system components.
The cost to diagnose and fix Hyundai OBD code C1259 depends on the estimated 1. 0hour repair time.
Labor rates usually range from $75 to $150 per hour, so the cost can vary between $75 and $150, excluding parts.
Factors like shop rates and complexity can influence the final cost.
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Details of the Hyundai c1259 OBD Code
Hyundai fault code C1259 relates to the brake fluid pressure sensor circuit malfunction.
Hyundai OBD code C1259 means a malfunction has been detected in the brake fluid pressure sensor circuit.
This code is triggered by the ABS (Antilock Braking System) module when it detects an issue with the brake fluid pressure sensor circuit.
The brake fluid pressure sensor is responsible for monitoring the hydraulic pressure within the braking system to ensure proper operation of the ABS system.
When the sensor circuit malfunctions, it can affect the ABS system’s ability to function correctly, potentially compromising vehicle safety.
Mechanic’s Tech Notes
For Hyundai C1259, check ABS module for internal malfunction causing communication issues with other modules.
To diagnose OBDII code C1259 in a Hyundai, start by checking the Transmission Control Module (TCM) power and ground using a multimeter.
Verify TCM communication over the Controller Area Network (CAN) using a scan tool.
If the TCM does not respond, reprogramming or reflashing may be necessary.
Visually inspect the wiring harness and connectors for any damage, and ensure connector pins are not broken, bent, pushed out, or corroded.
This thorough inspection can help identify and resolve issues related to code C1259.
FAQ
OBD code C1259 in a Hyundai indicates an issue with the Steering Angle Sensor. Check sensor, wiring, and connections for faults to resolve.
Common symptoms for Hyundai OBD code C1259 include Engine Light ON, caused by issues like faulty Steering Angle Sensor or poor electrical connections. Inspect and repair as needed.
Diagnose and repair OBD code C1259 in your Hyundai by checking the steering angle sensor, its harness, and connections for faults. Inspect wiring for damage or poor connections.
Wrap Up
If your Hyundai is displaying OBD code c1259 along with ABS warning lights, it may indicate a fault in the hydraulic brake system pressure sensor circuit.
This could be caused by a malfunctioning brake fluid level sensor, damaged wiring, or a poor connection at the sensor or module.
To address Hyundai OBD code c1259, start by inspecting the brake fluid level sensor and its wiring for any signs of damage or corrosion.
Check the sensor’s connector for a secure fit and proper contact.
If no issues are found, test the sensor’s resistance and the circuit for continuity to pinpoint the fault
