OBD code C0298 indicates a fault in the Electronic Brake Control Module (EBCM) circuit.
Symptoms include the AntiLock Brake System (ABS) and Engine warning lights being illuminated.
Causes may include a faulty EBCM, PCM, open/shorted EBCM harness, or poor electrical connection.
This issue is serious as it affects the ABS system.
A possible fix involves inspecting and repairing the wiring harness and connectors related to the EBCM.
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 c0298 OBD Code
The vehicle displays an ABS warning light on the dashboard.
- With OBD code C0298, symptoms may include: AntiLock Brake System (ABS) Warning Light ON.
- Engine Light ON (or Service Engine Soon Warning Light).
- Brakes may feel different when applied.
- Unusual noises from the ABS system.
- Difficulty maintaining traction on slippery surfaces.
Causes of the c0298 OBD Code
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Possible issues related to fault code C0298 include problems with the brake booster pressure sensor.
- C0298 can be caused by a faulty Electronic Brake Control Module (EBCM).
- A faulty Powertrain Control Module (PCM).
- An open or shorted EBCM harness.
- A poor electrical connection in the EBCM circuit.
Fixing Error Code c0298 Step By Step
To address fault code C0298, inspect the steering angle sensor for proper calibration and functionality.
- To fix OBDII code C0298, start by reviewing the possible causes related to this code.
- Visually inspect the wiring harness and connectors associated with the ABS pump motor control module.
- Check for any damaged components and ensure the connector pins are not broken, bent, pushed out, or corroded.
- If any issues are found during the inspection, repair or replace the damaged wiring or connectors as necessary.
- Clear the fault code using a scan tool and test drive the vehicle to verify if the issue has been resolved.
- If the code returns, further diagnostics may be required to pinpoint the exact cause of the C0298 fault.
Cost Of Fixing c0298 Fault Code
Diagnosing and repairing fault code C0298 may involve inspecting and servicing the vehicle’s brake system components.
The cost to diagnose and fix OBD code C0298 typically ranges from $75 to $150, with an estimated repair time of 1. 0 hour.
The final cost depends on labor rates, shop fees, and the complexity of the repair needed.
Details of the c0298 OBD Code
Code C0298 indicates a problem with the brake booster pressure sensor circuit.
OBD code C0298 means a brake booster vacuum sensor circuit low.
This code is triggered by the brake booster vacuum sensor sending a signal to the electronic brake control module (EBCM) indicating a low voltage condition.
The brake booster vacuum sensor is responsible for monitoring the vacuum level in the brake booster to assist in brake system operation.
When the sensor detects a low voltage condition, it triggers the C0298 fault code.
Mechanic’s Tech Notes
Code C0298 relates to a problem with the brake booster pressure sensor circuit.
OBDII code C0298 indicates a problem with the brake pedal position sensor circuit.
To diagnose, use a voltmeter to check the sensor’s power and ground.
Inspect the wiring harness and connectors for damage, corrosion, or loose connections.
Test the sensor’s output signal with a scan tool to ensure proper communication over the CAN network.
If all connections are secure and wiring is intact, consider reprogramming the sensor or replacing it if necessary.
FAQ
OBD code C0298 indicates a fault in the Electronic Brake Control Module (EBCM) or related components. Check wiring harness, connectors, and components for damage.
Common symptoms for OBD code C0298 include ABS warning light on, engine light on, caused by faulty EBCM, PCM, or wiring issues. Fix: Inspect and repair affected components.
Diagnose OBD code C0298 by checking EBCM, PCM, and wiring harness for faults. Inspect connectors for damage or corrosion. Repair as needed.

Wrap Up
If your ABS warning light is on and you see OBDII code c0298, it may indicate a fault in the brake pressure sensor circuit.
This could be caused by a faulty brake pressure sensor, damaged wiring, or poor connections in the sensor circuit.
To address OBDII code c0298, start by inspecting the brake pressure sensor and its wiring for any visible damage.
Test the sensor’s electrical connections for proper voltage and continuity.
Replace the sensor if necessary and ensure all wiring connections are secure and free of corrosion.