OBD code C1235 indicates a fault in the Right Rear Wheel Speed Sensor circuit of the AntiLock Brake System (ABS).
Symptoms include the ABS Warning Light and Engine Light being illuminated.
The issue is commonly caused by a faulty sensor, open/shorted harness, or poor electrical connection.
This is a moderate issue that should be addressed promptly.
A possible fix involves inspecting and repairing the sensor, harness, or connections as needed.
| Repair Importance Level | 10.0 (Out of 10) |
| Estimated Repair Time | Approximately 1.0 hour |
| Repair Difficulty Level | 10.0 (Out of 10) |
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Symptoms of the c1235 OBD Code
The ABS warning light illuminates on the dashboard when fault code C1235 is present.
- Symptoms for OBD code C1235 may include: AntiLock Brake System (ABS) Warning Light ON.
- Engine Light ON (or Service Engine Soon Warning Light).
- Possible loss of ABS functionality.
- Unusual noises coming from the ABS system.
- Changes in braking behavior, such as increased stopping distances.
Causes of the c1235 OBD Code
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Possible triggers for fault code C1235 include issues with the right front wheel speed sensor.
- C1235 can be caused by a Faulty Right Rear Wheel Speed Sensor.
- A Right Rear Wheel Speed Sensor harness that is open or shorted.
- A Right Rear Wheel Speed Sensor circuit with a poor electrical connection.
Fixing Error Code c1235 Step By Step
Resolve fault code C1235 by inspecting the wheel speed sensor circuit for potential issues.
- To fix OBDII code C1235, start by reviewing the possible causes related to this specific fault code.
- Visually inspect the wiring harness and connectors associated with the ABS system.
- Check for any damaged components or wiring issues.
- Inspect the connector pins for any signs of being broken, bent, pushed out, or corroded.
- Repair or replace any damaged wiring or connectors as necessary.
- Perform a reset on the ABS module to clear the fault code.
- Test drive the vehicle to verify if the issue has been resolved.
- If the code persists, consider replacing the ABS module after confirming all wiring and connections are in good condition.
Cost Of Fixing c1235 Fault Code
Diagnosing and repairing fault code C1235 typically involves inspecting and servicing the vehicle’s rear wheel speed sensor.
The cost to diagnose and fix OBD code C1235 depends on the estimated 1. 0hour repair time.
Labor rates usually range from $75 to $150 per hour, so the total cost could be between $75 and $150. The final cost may vary based on shop rates and the complexity of the repair.
Details of the c1235 OBD Code
C1235 indicates a right rear wheel speed sensor input signal missing.
OBD code C1235 means the right front wheel speed sensor input signal is missing.
This code is triggered by the ABS module when it detects a fault in the signal from the right front wheel speed sensor.
The ABS module uses this sensor to monitor the speed of the right front wheel for proper ABS operation.
If the sensor fails or the signal is interrupted, the C1235 code is set.
Mechanic’s Tech Notes
Code C1235 indicates a right rear wheel speed sensor input signal missing.
OBDII code C1235 indicates an issue with the TCM (Transmission Control Module) circuit.
To diagnose, use a multimeter to check TCM power and ground connections.
Verify TCM communication over the CAN network using a scan tool.
Inspect wiring harnesses and connectors for damage, corrosion, or pin issues.
If no visible problems are found, consider reprogramming the TCM.
Reflashing the module may resolve the fault.
FAQ
OBD code C1235 indicates a fault with the Right Rear Wheel Speed Sensor in the AntiLock Brake System. Check sensor, harness, and connections for issues.
Common symptoms for OBD code C1235 include ABS warning light on, engine light on, caused by faulty right rear wheel speed sensor or related wiring issues.
Diagnose and repair OBD code C1235 by checking the right rear wheel speed sensor, harness, and connections for faults. Inspect for damage or corrosion.
Wrap Up
If your ABS light is on and you’re seeing OBDII code c1235, it may be caused by a faulty right front wheel speed sensor, damaged wiring harness, or poor electrical connection at the sensor.
This can lead to inaccurate wheel speed readings and affect ABS system performance.
To address OBDII code c1235, inspect the right front wheel speed sensor and its wiring for any visible damage.
Test the sensor’s electrical connection and ensure it is securely plugged in.
Replace the sensor if necessary and repair any damaged wiring to restore proper ABS function.
