P1938 Ford Code - Brake Switch/Sensor Signal
Quick Answer
The P1938 Ford code refers to an issue with the brake switch/sensor signal in the vehicle. Common causes include Faulty brake switch/sensor, Wiring or electrical issues, Corrosion or damage to the brake switch/sensor. 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
- P1938 Ford indicates Brake Switch/Sensor Signal.
- Common causes
- Common causes include Faulty brake switch/sensor, Wiring or electrical issues, Corrosion or damage to the brake switch/sensor.
- 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.
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Code P1938 Ford Description
The P1938 Ford code refers to an issue with the brake switch/sensor signal in the vehicle. The brake switch/sensor is an essential component of the vehicle's braking system, responsible for detecting when the brake pedal is pressed. When this code is triggered, it indicates that there is a problem with the signal from the brake switch/sensor, which can have serious implications for the vehicle's performance and safety.
Common Causes of P1938 Ford
- Faulty brake switch/sensor.
- Wiring or electrical issues.
- Corrosion or damage to the brake switch/sensor.
- Loose or disconnected connections.
- Issues with the vehicle's onboard computer system.
Symptoms of P1938 Ford
- Brake lights not working when the brake pedal is pressed.
- Cruise control not disengaging when the brake pedal is pressed.
- Inability to shift out of park.
- Dashboard warning lights related to the braking system.
How to Fix P1938 Ford
- Begin by locating the brake switch/sensor, typically located near the brake pedal under the dashboard.
- Inspect the wiring and connections for any signs of damage, corrosion, or looseness.
- Test the brake switch/sensor using a multimeter to determine if it is functioning properly.
- If the brake switch/sensor is faulty, replace it with a new one.
- Clear the diagnostic trouble codes and test the vehicle to ensure the issue has been resolved.
Cost to Fix P1938 Ford
The typical repair costs for a P1938 Ford code related to the brake switch/sensor signal can vary depending on the specific vehicle make and model, as well as the location and labor rates of the auto repair shop. In general, the cost of parts for a brake switch/sensor replacement can range from $50 to $100, while labor costs can range from $100 to $200. Overall, the total repair cost for this issue could be anywhere from $150 to $300. It's recommended to consult with a professional mechanic for a more accurate estimate based on your specific circumstances.
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