P0562Medium Priority

System Voltage Low

Category: PowertrainVehicle Speed, Idle Control, Auxiliary Inputs

3 articles · 3 makes affected

What is P0562?

System Voltage Low. The vehicle's electrical system voltage is below the acceptable threshold, affecting all electronic systems.

Symptoms You May Notice

  • Check engine light
  • Dim lights
  • Electrical issues
  • Hard starting
  • Battery light on

How to Fix It

  • Replace battery ($100-$300, beginner)
  • Replace alternator ($300-$800, intermediate)
  • Check battery cables and connections ($50-$150, beginner)
  • Test charging system ($50-$100, beginner)

Root Causesfor P0562

Based on 6 owner reports

Confirmed Causes

  • 1
    able to start again after a period of rest(17% of cases)

What Didn't Help

Repairs that owners tried but didn't fix the issue

already been addressedhave money to buy a new vehicleoccur with the previous problems

Things to Check

Suggested areas to investigate based on similar cases

engine lightsomething like the new alternator is faulty

DIY Diagnostic Guide

Tools Needed

OBD Scanner

DIY Diagnostic Checklist

Based on 6 owner reports

Progress0%

Tools Needed

OBD Scanner
Step 1check: engine light

Owner Statistics

Based on 32,275 real owner discussions • 742 confirmed solutions

Dataset (32,275 records)
$146
Average Repair Cost
2%
Success Rate
20%
DIY Repairs
32,275
Data Sources

About This Data

Statistics are aggregated from real owner discussions on Reddit, automotive forums, and YouTube comments. All data is anonymized and represents actual repair experiences reported by vehicle owners.