OBD-II code · Powertrain (generic)
P0562 System Voltage Low
Battery / charging system voltage seen by the ECU has dropped below the lower threshold (typically around 10.5 V). Modern ECUs are sensitive to under-voltage and may set this code briefly during cranking on a weak battery.
Is it safe to drive with P0562?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyBattery aged or weak
- PossibleAlternator undercharging
- PossibleCorroded battery terminals or ground strap
Repair at a glance
- Difficulty
- Easy
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.3–2.5 h
- Emissions test
- Usually unaffected
- Parts involved
- Battery, Alternator, Alternator Belt, Battery Cables
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.