C1446 Code - Park Brake Switch Circuit Failure
Quick Answer
The Anti-Lock Brake System (ABS) Module monitors the Park Brake Switch. Common causes include Faulty Park Brake Switch, Park Brake Switch harness is open or shorted, Park Brake Switch circuit poor electrical connection. 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
- C1446 indicates Park Brake Switch Circuit Failure.
- Common causes
- Common causes include Faulty Park Brake Switch, Park Brake Switch harness is open or shorted, Park Brake Switch circuit poor electrical connection.
- 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 C1446 Description
What are the Possible Causes of the DTC C1446?
- Faulty Park Brake Switch
- Park Brake Switch harness is open or shorted
- Park Brake Switch circuit poor electrical connection
How to Fix the DTC C1446?
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.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the C1446 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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Information for Specific Makes
- C1446 Ford — Park Brake Switch Circuit Failure
- C1446 Lincoln — Park Brake Switch Circuit Failure
- C1446 Mercury — Park Brake Switch Circuit Failure
Frequently Asked Questions about C1446 Code
1. What are the common symptoms of OBDII code C1446 (Park Brake Switch Circuit Failure)?
- Common symptoms include the parking brake warning light staying illuminated on the dashboard and potential issues with the parking brake system's functionality.
2. What can cause the OBDII code C1446 to trigger?
- The code C1446 is typically triggered by a malfunction in the park brake switch circuit, which may be caused by a faulty switch, wiring issues, or a problem with the park brake control module.
3. How can I diagnose the cause of the OBDII code C1446?
- Diagnosing the cause of code C1446 usually involves checking the park brake switch for proper operation, inspecting the wiring for any damage or loose connections, and using a diagnostic scanner to retrieve specific trouble codes.
4. Can I continue driving my vehicle with OBDII code C1446 present?
- It is not recommended to ignore OBDII code C1446, as it indicates a potential issue with the park brake system that could compromise safety. It is advisable to address the problem promptly.
5. How can I repair OBDII code C1446 (Park Brake Switch Circuit Failure)?
- Repairing code C1446 involves identifying and fixing the underlying issue causing the park brake switch circuit failure. This may include replacing a faulty park brake switch, repairing damaged wiring, or addressing issues with the park brake control module.
6. Is OBDII code C1446 related to the vehicle's braking system?
- OBDII code C1446 specifically pertains to the park brake switch circuit, which is part of the parking brake system. While it does not directly affect the primary braking system, a malfunctioning park brake system can impact overall vehicle safety.
7. Can weather conditions affect the park brake switch circuit and trigger code C1446?
- Extreme weather conditions, such as excessive moisture or extreme temperatures, can potentially impact the park brake switch circuit and lead to code C1446. It is advisable to keep the park brake system well-maintained to prevent such issues.
8. Are there any DIY tips for troubleshooting OBDII code C1446?
- DIY troubleshooting tips for code C1446 include visually inspecting the park brake switch and wiring for any visible damage, ensuring proper connections, and using an OBDII scanner to reset the code after addressing any identified issues.
9. How long does it typically take to repair OBDII code C1446?
- The time required to repair code C1446 can vary depending on the specific cause of the issue. Simple fixes like replacing a faulty park brake switch may take less time, while more complex wiring or control module issues may require additional troubleshooting and repair time.
10. Can a mechanic help with diagnosing and repairing OBDII code C1446?
- Yes, a qualified mechanic or automotive technician can assist in diagnosing and repairing OBDII code C1446 by using specialized tools, expertise, and diagnostic procedures to identify and resolve the underlying problem with the park brake switch circuit.
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