C1298 Mercury Code - Wheel Speed Right Rear Signal Fault
Quick Answer
The wheel speed sensor and sensor ring generate a square wave signal to the Anti-Lock Brake System (ABS) Module that is proportional to wheel speed. Common causes include Wheel Speed Sensor Ring, Faulty Wheel Speed Sensor, Wheel Speed Sensor harness is open or shorted. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- C1298 Mercury indicates Wheel Speed Right Rear Signal Fault.
- Common causes
- Common causes include Wheel Speed Sensor Ring, Faulty Wheel Speed Sensor, Wheel Speed Sensor harness is open or shorted.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Code C1298 Mercury Description
What are the Possible Causes of the DTC C1298 Mercury?
- Wheel Speed Sensor Ring
- Faulty Wheel Speed Sensor
- Wheel Speed Sensor harness is open or shorted
- Wheel Speed Sensor circuit poor electrical connection
- Faulty Anti-Lock Brake System (ABS) Module
How to Fix the DTC C1298 Mercury?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
Code Tech Notes
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the C1298 Mercury code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
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Frequently Asked Questions about C1298 Mercury Code
1. What does OBDII code C1298 mean on a Mercury vehicle?
C1298 indicates a Wheel Speed Right Rear Signal Fault, meaning the anti-lock brake system (ABS) is not receiving proper input from the right rear wheel speed sensor.
2. What are the common symptoms of code C1298 on a Mercury?
Symptoms may include the ABS warning light or traction control light illuminating, loss of ABS functionality, or erratic braking behavior.
3. What causes code C1298 to appear?
Common causes include a damaged or faulty right rear wheel speed sensor, corroded or damaged wiring, a dirty or damaged sensor ring, or a malfunctioning ABS module.
4. Can I still drive my Mercury with code C1298 active?
Yes, the vehicle can still be driven, but ABS and traction control features may be disabled, which can increase braking risks in slippery conditions.
5. How do you diagnose code C1298 on a Mercury?
Diagnosis involves scanning for codes, inspecting the right rear wheel speed sensor and wiring, checking for corrosion or debris, and testing the sensor’s electrical signal.
6. How do you fix code C1298 on a Mercury?
Repairs may include replacing the right rear wheel speed sensor, repairing or replacing damaged wiring, cleaning the sensor ring, or replacing the ABS module if necessary.
7. How much does it cost to repair code C1298 on a Mercury?
The cost varies, but replacing a wheel speed sensor typically ranges from $100 to $300, depending on the vehicle model and labor rates.
8. Can a dirty wheel speed sensor cause code C1298?
Yes, a dirty or obstructed sensor can impede signal transmission and trigger this fault code.
9. Will clearing the code fix the issue permanently?
No, clearing the code without addressing the root cause will only result in the code reappearing.
10. Is code C1298 covered under warranty for my Mercury?
It depends on your vehicle's warranty terms. Check if your ABS components are covered under the powertrain or extended warranty.
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