Ask Andy AIP0562 System Voltage Low
What it means, what causes it, and what it costs to fix.
What P0562 means
The engine computer saw system voltage below normal, typically under about 11 volts while running.
Can I drive with P0562?
Severity: Medium. Fix soon so it doesn't turn into something bigger.
Risky if the alternator is failing. The battery will drain and the car will die. Test the charging system soon.
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Ask Andy about P0562Symptoms
- Dim lights
- Battery light on
- Slow cranking
- Electrical glitches
Common causes
Most likely first.
- Failing alternator
- Weak or dying battery
- Loose or corroded battery terminals
- Worn serpentine belt
- Bad ground
How to diagnose P0562
- Measure voltage with the engine running. A healthy system reads about 13.5–14.7 V.
- Load-test the battery. Most parts stores do this free.
- Clean the terminals and check the belt.
Tip: most US auto parts stores will read your codes for free.
Repair costs
| Clean terminals | $0–$20 |
| Battery | $150–$300 |
| Alternator | $400–$900 installed |
Typical US prices. Your vehicle, region, and shop rates will change these.
P0562 FAQ
What does P0562 mean?
P0562 means "System Voltage Low." The engine computer saw system voltage below normal, typically under about 11 volts while running.
Can I drive with a P0562 code?
Risky if the alternator is failing. The battery will drain and the car will die. Test the charging system soon.
What is the most common cause of P0562?
The most common cause is: Failing alternator. Other causes include weak or dying battery and loose or corroded battery terminals.
How much does it cost to fix P0562?
Typical repairs run about $0 to $900 in the US, depending on the cause. Clean terminals: $0–$20.
Related codes
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