Code result
P0560
System Voltage Malfunction
Moderate severity
What it means
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?
Use caution
The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical.
Most likely causes
Charging system marginal (aged battery or alternator)
highOne of the most commonly reported causes for this code — check this first.
Corroded battery terminals or ground strap
mediumA plausible cause — test and verify before replacing parts.
Related help
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