What does p0504 brake switch a B correlation code mean?
In this video I’ll be going over a brief description of what a p0504 brake switch a b correlation code means. And what it took to fix the brake switch on this vehicle. Is a very common cold on a lot of Mazdas and Hyundais I’ll show you where the brake light switch is located and also how to check it.
What should I do if I have a p0504 code?
In most cases, repairing the cause of a P0504 code is fairly simple. Depending on what the root problem is, some of the most common repairs include: Replacing a burnt out brake light bulb. Repairing or replacing wires or connectors for the brake switch harness or circuit. Replacing the brake switch.
What is the code for brake light malfunction?
Error Code P0504 is defined as Brake Switch A/B Correlation Code. This means there’s a malfunction detected in the vehicle’s brake light switch. This error code is a generic code, meaning it applies to all vehicles equipped with the OBD-II system, especially those made in 1996 up to present.
What to do if your brake light is not working?
After identifying the P0504 code with an OBD-II scanner, the mechanic will clear the code and then perform an inspection of all possible causes for the code. They will start by testing the brake light fuse, and then they will test and/or replace the brake light bulb.
When to use fault code p0504 OBD II?
OBD II fault code P0504 is a generic code that is defined as “Brake switch -A/B correlation”, and is set when the PCM (Powertrain Control Module) detects a failure either in the brake light control circuit, or when one or more systems that are coupled to the brake light circuit do not activate/deactivate when…
In this video I’ll be going over a brief description of what a p0504 brake switch a b correlation code means. And what it took to fix the brake switch on this vehicle. Is a very common cold on a lot of Mazdas and Hyundais I’ll show you where the brake light switch is located and also how to check it.
Can a p0504 code cause a failed emissions test?
In addition to causing potentially dangerous situations on the road, a P0504 code can also result in a failed emissions test. Though the brake light switch does not have a direct effect on the vehicle’s emissions, it will illuminate the Check Engine Light, which will cause the vehicle to fail an OBD-II emissions test. Need help with a P0504 code?
Error Code P0504 is defined as Brake Switch A/B Correlation Code. This means there’s a malfunction detected in the vehicle’s brake light switch. This error code is a generic code, meaning it applies to all vehicles equipped with the OBD-II system, especially those made in 1996 up to present.