OBD-II code · Powertrain (generic)

P0560 System Voltage Malfunction

A general fault in the system voltage seen by the ECU — value implausible, missing, or unstable but without crossing the specific thresholds of P0562 (low) or P0563 (high). Often appears intermittently with a marginal alternator or weak battery.

Is it safe to drive with P0560?

Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.

Common causes

  • Most likelyCharging system marginal (aged battery or alternator)
  • 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, Battery Cables

Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.