P0562 Subaru Forester
System Voltage Low · Powertrain Code · High · Repair: Easy
What is P0562?
System voltage is below the expected range. Could indicate a failing alternator, bad battery, or excessive electrical draw.
When the Subaru Forester triggers code P0562 (system voltage low), it typically points to an issue in the powertrain system. This is a high severity code, so address it promptly to avoid further damage or safety concerns. Below you'll find the most common causes, symptoms, and repair options specific to the Subaru Forester.
This repair is rated easy, meaning basic tools, no lift needed.
Diagnostic data on this page is compiled from publicly available repair resources and technical service bulletins. Always have a qualified mechanic confirm the diagnosis before authorizing repairs on your Subaru Forester.
Common Causes on Subaru Forester
- Weak or failing battery
- Corroded battery terminals or body ground strap
- Failing alternator with low output
- Parasitic draw from Eyesight or infotainment system module
Symptoms
- Check Engine Light on
- Dim headlights
- Slow cranking
- Eyesight system warning
- Multiple dash warnings
Notes for Subaru Forester
Subaru Eyesight-equipped models are very sensitive to low battery voltage; a weak battery can trigger multiple warnings.