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P0562ModerateElectrical

P0562: System Voltage Low

11 vehicles · 7 makes

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P0562 is an OBD-II diagnostic trouble code meaning “System Voltage Low.” The system voltage (battery/charging) is below the minimum threshold. Can cause various electrical issues. This code appears across 11 vehicle models from 7 manufacturers.

On This Page

  • Common Causes
  • Vehicles (11)
  • Related Codes
  • FAQ

Makes

  • Cadillac3
  • Chevrolet1
  • Ford2
  • Hyundai2
  • Mercedes-Benz1
  • Nissan1
  • Subaru1
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Common Causes

1Failing alternator
2Weak battery
3Corroded battery terminals
4Bad ground connection
5Excessive electrical load

Diagnostic Tools

To diagnose P0562, you'll need an OBD-II scanner. Here are our recommendations at every price point.

Budget Pick$10–$20

ANCEL AD310 Classic OBD-II Scanner

by ANCEL

A simple, affordable code reader that reads and clears check engine codes. Great for quick diagnostics on any OBD-II vehicle (1996+).

  • Read & clear engine codes
  • View freeze frame data
  • I/M readiness status
  • No batteries or app needed
Check Price on Amazon
Best Value$90–$120

BlueDriver Pro Bluetooth Scanner

by BlueDriver

Bluetooth OBD-II scanner with a free companion app. Provides enhanced diagnostics, smog readiness, and repair reports sourced from a database of verified fixes.

  • Enhanced diagnostics (ABS, SRS, transmission)
  • Repair Reports with verified fixes
  • Smog check readiness
  • Free app (iOS & Android)
Check Price on Amazon
Advanced$180–$230

LAUNCH CRP123X OBD-II Scanner

by LAUNCH

A professional-grade handheld scanner that reads all four major systems (engine, transmission, ABS, SRS) with live data streaming and graphing.

  • Engine, transmission, ABS, SRS diagnostics
  • Live data stream & graphing
  • AutoVIN for vehicle identification
  • Free lifetime updates via Wi-Fi
Check Price on Amazon
Professional$350–$450

Autel MaxiCOM MK808S Diagnostic Tool

by Autel

Shop-level diagnostic tablet with bi-directional control, active tests, and full system coverage. Ideal for serious DIYers and small shops.

  • All-system diagnostics (25+ modules)
  • Bi-directional control & active tests
  • Oil reset, EPB, BMS, TPMS, injector coding
  • 7-inch touchscreen with Android OS
Check Price on Amazon

As an Amazon Associate, we earn from qualifying purchases. Prices are approximate and may vary.

Vehicles Affected (11)

Related Codes (8)

B1A13Battery Voltage Low (Body Module)B2960Key/Immobilizer Communication ErrorP0620Generator Control Circuit MalfunctionP0657Actuator Supply Voltage A Circuit/OpenP0A09DC/DC Converter Status Circuit LowP0A0AHigh Voltage System Interlock CircuitP0A1AMotor Generator A - PerformanceP0A1FMotor Generator B - Performance

FAQ

What does P0562 mean?

P0562 stands for "System Voltage Low." The system voltage (battery/charging) is below the minimum threshold. Can cause various electrical issues.

What are the most common causes of P0562?

The most common causes of P0562 are: Failing alternator, Weak battery, Corroded battery terminals, Bad ground connection, Excessive electrical load. The specific cause varies by vehicle.

How much does it cost to fix P0562?

Repair costs vary widely depending on the root cause and vehicle.

Which vehicles are affected by P0562?

Au7o has documented P0562 across 11 vehicle models from 7 manufacturers: Cadillac, Chevrolet, Ford, Hyundai, Mercedes-Benz, Nissan, Subaru.

Content compiled with AI assistance using NHTSA complaints, TSBs, and owner reports. May contain errors. Always verify with your vehicle's service manual.

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