P1571 Mitsubishi Code - Brake Switch Circuit Malfunction
Quick Answer
P1571 Mitsubishi indicates Brake Switch Circuit Malfunction. Common causes include Misadjusted brake light switch, Faulty brake light switch, Brake light switch harness is open or shorted. Severity is Moderate - service should be scheduled soon. The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.
- What it means
- P1571 Mitsubishi indicates Brake Switch Circuit Malfunction.
- Common causes
- Common causes include Misadjusted brake light switch, Faulty brake light switch, Brake light switch harness is open or shorted.
- Severity
- Moderate - service should be scheduled soon.
- Can I drive?
- The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.
Code P1571 Mitsubishi Description
What are the Possible Causes of the DTC P1571 Mitsubishi?
- Misadjusted brake light switch
- Faulty brake light switch
- Brake light switch harness is open or shorted
- Brake light switch circuit poor electrical connection
How to Fix the DTC P1571 Mitsubishi?
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 P1571 Mitsubishi 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.
Need more information about the P1571 Mitsubishi code?
Need more information on how to fix the P1571 Mitsubishi code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P1571 Mitsubishi code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about P1571 Mitsubishi Code
1. What does the OBDII code P1571 mean for a Mitsubishi vehicle?
P1571 indicates a Brake Switch Circuit Malfunction, meaning the vehicle's ECU has detected an issue with the brake switch or its associated circuitry.
2. What are the common symptoms of code P1571 in a Mitsubishi?
Symptoms may include the brake lights not functioning, cruise control being inoperative, ABS warning light activation, or difficulty shifting out of park.
3. What causes the P1571 code to trigger?
The most common causes include a faulty brake light switch, damaged or corroded wiring, a misadjusted brake switch, or a blown fuse in the brake light circuit.
4. Can I drive my Mitsubishi with a P1571 code?
Driving with this code is possible but not recommended, as it could lead to safety issues such as non-functional brake lights or compromised cruise control and ABS systems.
5. How can I diagnose the P1571 code in a Mitsubishi?
Start by inspecting the brake light switch and its wiring for damage or corrosion. Check the fuse, test the switch's operation with a multimeter, and verify the brake lights are working properly.
6. How do I fix the P1571 code on a Mitsubishi vehicle?
Repairs may include replacing the faulty brake light switch, repairing damaged wiring, cleaning corroded connections, adjusting the switch position, or replacing a blown fuse in the circuit.
7. How much does it cost to repair a P1571 code in a Mitsubishi?
The cost can vary, but replacing a brake light switch typically costs $50–$150, including parts and labor. Wiring repairs may increase the cost depending on the extent of the damage.
8. Can a misaligned brake switch cause the P1571 code?
Yes, a brake switch that is out of alignment may fail to engage or disengage properly, triggering the P1571 code.
9. Will resetting the ECU clear the P1571 code?
Resetting the ECU may temporarily clear the code, but if the underlying issue is not fixed, the code will likely return.
10. Can a faulty brake light switch affect other systems in the car?
Yes, a malfunctioning brake light switch can impact systems like ABS, traction control, and cruise control, as they rely on brake switch signals to function properly.
Discuss the causes and fixes for P1571 Mitsubishi OBDII Code
-
I have obdc2 code P1571 and P1500 my check engine light is on BUT my nuetral light above the drive light in my dash is flashing when I am in drive and moving?I recently had a bunch of different things done to my car . axel boots all replaced new alternator new battery new tires valve seals and gasket as well as a full tuneup after 1000 bucks worth of repair i am ticked off that it dares have something wrong with it. the flashing neutral light really freaks me out. 1998 mitsubishi mirage DE
-
Let me check if I can find more information on those codes. What model and year is your vehicle?
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
