Check Engine Code
P0562
System Voltage Low
Severity: high
DIY difficulty: 2/5
Typical cost: $30–$600
What P0562 means
P0562 sets when battery voltage stays below ~10–11V with the engine running. Almost always a charging system problem (alternator) or a parasitic draw.
Symptoms
- Check engine light
- Battery warning light
- Dim headlights
- Slow cranking
- Other modules randomly faulting
Likely causes (most common first)
- Failed alternator
- Loose or corroded battery / alternator connections
- Failed battery (won't hold charge)
- Worn drive belt slipping under load
- Bad ground
Can I keep driving?
High — risk of damage if ignored
Typical repair cost
DIY fixes can start near $30 (parts only). Shop repairs for P0562 typically run up to $600 depending on the underlying cause and vehicle. Start with the most common cause — Failed alternator — before throwing parts at it.
Related codes
P0560P0563
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