P0562
System Voltage Low
P0562 is an OBD-II diagnostic trouble code meaning: System Voltage Low. Common causes: weak battery charge (battery wear), malfunction of the generator or voltage regulator. Estimated repair cost: $22–167.
Symptoms
- Dim headlights
- Difficulty starting the engine
- Dashboard flashing
- Reduced power steering power
- Spontaneous reboot of the multimedia system
Causes
- Weak battery charge (battery wear)
- Malfunction of the generator or voltage regulator
- Oxidation of battery terminals or generator contacts
- Open or shorted wiring harness
- Critical wear of generator brushes
How to Fix
- Check the voltage at the battery terminals with the engine off (normal: 12.4-12.7V)
- Measure the voltage with the engine running (2000 rpm, normal: 13.8-14.4V)
- Inspect the condition of the terminals and wires
- Check the tension and condition of the alternator belt
- Test the generator on a stand (if necessary)
Related codes
Error P0562 by Vehicle Brand
FAQ
What does the P0562 code mean?
P0562 is an OBD-II diagnostic trouble code that indicates: System Voltage Low
What causes a P0562 error code?
The most common causes of P0562 include: Weak battery charge (battery wear); Malfunction of the generator or voltage regulator; Oxidation of battery terminals or generator contacts; Open or shorted wiring harness.
How do I fix a P0562 diagnostic trouble code?
To fix P0562: Check the voltage at the battery terminals with the engine off (normal: 12.4-12.7V). Measure the voltage with the engine running (2000 rpm, normal: 13.8-14.4V). Inspect the condition of the terminals and wires. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0562?
Limited driving only, diagnose soon
How much does it cost to fix P0562?
The estimated repair cost for P0562 is $22–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat