Skip to content
Home » p0562 code

p0562 code

p0562 code

The p0562 code is a problem with the voltage output of your car’s battery, which can be caused by a few different issues. It’s important to get this issue fixed as soon as possible because it can affect the performance of your vehicle and even cause you to break down if left unchecked.

The P0562 code is an indication that your vehicle’s charging system voltage level has fallen below the specified limit for a given period of time.

This can be the result of many different issues, including:

  • Faulty battery
  • Faulty alternator
  • Faulty PCM power relay

p0562 code

What is p0562 code?

If you have been driving with the P0562 code present, you should immediately take your vehicle to a mechanic to have it looked at and fixed.

A visual inspection should be done before replacing any parts. If there are any signs of corrosion or damage, they should be repaired or replaced as needed before resetting the code and retesting the system.

Common repairs include:

  • Repairing wiring and connectors
  • Replacing fuse(s)
  • Replacing alternator
  • Replacing PCM (rare)

8 causes of P0562 code?

A P0562 code means that your car’s battery is not getting enough voltage. If you’re seeing this code, it means that your alternator or voltage regulator can’t keep your battery charged, which can be caused by any number of things.

There are many things that can cause the P0562 code to be triggered in your vehicle. Some of the most common causes include:

1. Failing alternator

The P0562 code is the result of a failing alternator. The alternator is responsible for powering the vehicle’s electrical system, which includes things like your electronic features and lights. If you are experiencing this code, your vehicle may be having trouble getting its battery charged.

This can happen if the alternator has failed or is not working as it should. If your alternator has failed, it will need to be replaced so that your battery will get charged again and you can drive safely.

2. Failing voltage regulator

The P0562 code is caused by a failing voltage regulator. The regulator controls the amount of voltage going to the alternator. If it fails, the alternator cannot produce enough power to maintain its output.

In most cases, this failure is due to a loose connection or worn out internal components that cause damage to the wiring harness leading to the regulator.

3. Damaged or shorted wiring between the ECM and battery

The P0562 code can be caused by damaged or shorted wiring between the ECM and battery. This can happen when the wire becomes damaged, such as from a broken harness or an exposed connector. It can also occur if the wiring is shorting out to another electrical component, such as the coil pack.

4. Failing ECM

The P0562 code can be caused by a failing ECM (Engine Control Module). It is also possible that other parts of the engine control system are failing. For example, if there is a lack of power being provided to the fuel pump, it can cause this code to appear.

5. The charging system isn’t working properly

The P0562 code indicates that the voltage regulator is not operating correctly. This could be caused by a problem with the voltage regulator itself, or it could be caused by a problem with the wiring connecting the regulator to other components in the charging system.

6. Your alternator belt is loose or worn out

The P0562 code means that the alternator belt is loose or worn out. This can cause the alternator to become overworked, which can lead to a breakdown in the system. The alternator belt is responsible for keeping your battery charged and your engine running smooth. If it’s not working properly, you may notice things such as:

  • Your car not starting up right away
  • A battery light coming on when you turn the key in your ignition
  • The engine cutting off while driving

7. The battery itself is bad

If your car has a P0562 code, it means that the battery itself is bad. The battery can’t hold a charge or is failing to deliver the voltage required by your car’s electrical system. If you’re experiencing this problem, we recommend replacing your battery right away.

When a battery fails, it doesn’t just stop working one day as it gradually loses its ability to hold a charge over time.

As this happens, it becomes increasingly difficult for your car’s computer to communicate with the engine, so things like check engine light problems start happening more often. You might also notice that your headlights flicker when you start up the car or drive at night.

8. The connections on your battery are corroded or damaged

Corroded or damaged battery connections can cause the P0562 code to appear. To fix this problem, check the wires and make sure they are secure. If they need to be replaced, you can do so by following our instructions on how to replace a battery terminal.

What does system voltage low mean on a car?

If your car is showing the “system voltage low” warning, then it means that you have a problem with the alternator in your car. This can be caused by a loose or broken belt, worn bearings, or a fault with the regulator.

The alternator is responsible for generating the electrical current needed to power your car’s computer and charging system. If it fails, you will lose all of those functions, and your battery will go dead in a very short amount of time.

If you are seeing the “system voltage low” warning, then turn off any non-essential electrical systems (like the radio), and drive immediately to a mechanic to have your alternator checked out.

How do you fix low voltage in a car?

First, we need to figure out what’s causing the low voltage in your car. It could be a bad battery connection, a bad alternator, or something else entirely.

The easiest way to check if it’s the battery connection is to turn on your headlights. If they dim when you rev your engine, it’s probably the alternator.

If it isn’t the alternator, check your battery connections with a voltmeter to make sure you’re getting power from the battery. If not, there might be a bad connection or even corrosion on the terminals that is preventing power flow.

If it isn’t the connections and you’ve checked all of the standard fuses, you probably have a wiring problem somewhere between the battery and whatever part of your car isn’t working because of low voltage.

Here are some ways you can troubleshoot this issue:

1) Check the battery terminals to see if they’re corroded or loose. If they are, clean them and tighten them.

2) Check your alternator’s belt to make sure it’s not broken or too loose. If it is, tighten or replace it.

3) Inspect your alternator for signs of damage, including cracks and burns. Replace it if necessary.

Read:: How to clean a fuel tank of rust?

4 Symptoms of p0562 code

The following are the symptoms of p0562:

1. The vehicle may not start at all

The most common symptom of a p0562 code is that the vehicle may not start at all. This is because the p0562 code indicates that there is a fault with the Crankshaft Position Sensor (CKP). The CKP is used to determine when the engine has reached top-dead-center, or TDC.

This is when all four pistons are at their lowest point in their stroke (that is, they have just completed a full cycle), and thus, it is ready to be fired again. When this sensor fails, it cannot accurately tell the engine computer when TDC has been reached, which causes the engine to run rough or fail to start altogether.

2. The engine may stall at a stop or idle

If you’re experiencing stalling when the vehicle is idling or at a stop, this could be due to a p0562 code. A p0562 code is an indication that there is an issue with the system that controls the idle speed of your engine.

The idle speed of your engine can be controlled by one of two ways: through an electronic method or by a mechanical method. If the vehicle has a mechanical idle speed control system, it will usually be located on top of the throttle body. If it is electronic, it will be located inside of the ECM (engine control module).

3. There may be a reduced engine power warning message displayed

One of the most common symptoms of p0562 code is that there may be a reduced engine power warning message displayed on the dashboard. This warning light is usually accompanied by another warning light that indicates that there is a problem with the catalytic converter.

4. There may be an illuminated Check Engine Light

There may be an illuminated Check Engine Light, and a diagnostic trouble code of P0562 stored in the computer. The P0562 code indicates that the catalytic converter is not working properly. In most cases, no further action is needed except to bring your vehicle to a qualified technician to have the problem diagnosed and repaired as necessary.

What voltage indicates a bad car battery?

A car battery that is showing a voltage of lower than 12.4 volts has a very large chance of being bad or maybe failing slowly. If your car battery is showing anything below 9 volts, you should call for help and get it replaced immediately.

  • The voltage on a car battery can be checked using a multimeter.
  • If the voltage is between 12 and 12.4 volts, the battery is in good shape.
  • If it is less than 12 volts, it is likely that the battery has a problem.

Read:: 10 best tires for wrx in 2022

How can you tell if your car battery needs replacing?

Car batteries don’t last forever, but it can be hard to tell when they’re going bad.

If you’ve been having trouble starting your car or notice that the lights are duller than usual, you may be worried that your car battery is on its way out.

Here are some signs that you might need a new battery:

-Your car takes a long time to start; there’s a delay between turning the key and the engine turning over. (This is especially true if it doesn’t do this in cold weather but does do it in warm weather.)

-The headlights are dimmer than usual.

-There’s the smell of rotten eggs coming from the battery.

-You find white powder on the battery terminals.

-The battery has swollen.

Hopefully, these tips will help you keep feeling safe and confident behind the wheel.

Read:: What is the difference between 5w30 and 10w30?

Can I drive with a p0562 code?

No, if you have a p0562 code, you cannot drive. The transmission will NOT allow you to shift into any gear if this code is stored. Your transmission is going to need to be repaired before you can drive your vehicle again.

However, if you can drive with the p0562 fault code with no problems, then yes, you can continue to drive the car. Otherwise, it is advised that you take the vehicle to your local mechanic or dealer.


It’s time for a new battery if you’re getting a p0562 code. Your car battery is running low on charge. Your car will let you know if the charging system isn’t working properly and it’s time to change the battery if the light stays on.

This can happen because of a short circuit, so you’ll have to have a mechanic run some diagnostic tests to figure out why your charging system isn’t working.

To stop your p0562 code from coming up, you just need to fix the problem with your car’s charging system by replacing the battery. A good first step is to check that all of the connections between the battery and cable are tight, but please don’t attempt any repairs yourself: it’s better to leave things like this to an experienced professional.