P0562
System Voltage Low
2000-2005 Chevrolet Impala 3.4L V6
Moderate SeverityPowertrainGeneric (SAE)
Description
The system voltage is below the acceptable threshold.
Symptoms
- Check Engine Light
- Battery light on
- Dim lights
- Electrical accessories malfunctioning
- Hard starting
Common Causes
- Weak battery
- Faulty alternator
- Corroded battery terminals
- Loose serpentine belt
- Bad ground connection
Diagnostic Steps
- Test battery voltage (should be 12.6V static, 13.5-14.5V running)
- Load test battery
- Test alternator output
- Inspect belt tension
- Clean battery terminals
- Check ground straps
Repair Notes
Test battery and alternator. Clean terminals. Most common: failing alternator.
Related Codes
Other Powertrain Codes
- P0001Fuel Volume Regulator Control Circuit/Open
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0003Fuel Volume Regulator Control Circuit Low
- P0004Fuel Volume Regulator Control Circuit High
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
- P0011Intake Camshaft Position Timing Over-Advanced Bank 1
- P0012Intake Camshaft Position Timing Over-Retarded Bank 1
- P0013Exhaust Camshaft Position Actuator Circuit/Open Bank 1
- P0014Exhaust Camshaft Position Timing Over-Advanced Bank 1
- P0015Exhaust Camshaft Position Timing Over-Retarded Bank 1
P0562 on Other Vehicles
Chevrolet Astro
1995-2005 4.3L V6 Vortec
Chevrolet Avalanche
2002-2006 5.3L V8 Vortec
Chevrolet Avalanche
2002-2006 8.1L V8 Vortec
Chevrolet Avalanche
2007-2013 5.3L V8 Vortec
Chevrolet Avalanche
2007-2013 6.0L V8 Vortec
Chevrolet Aveo
2012-2018 1.6L I4
Chevrolet Beat
2018-2021 1.2L I4
Chevrolet Beretta
1990-1996 2.2L I4
Common Questions
What does code P0562 mean on a 2000-2005 Chevrolet Impala?
P0562 stands for "System Voltage Low". The system voltage is below the acceptable threshold.
What are the symptoms of P0562 on a Chevrolet Impala?
Common symptoms of P0562 include: Check Engine Light, Battery light on, Dim lights, Electrical accessories malfunctioning, Hard starting.
What causes P0562 on a 2000-2005 Chevrolet Impala?
Common causes of P0562 include: Weak battery, Faulty alternator, Corroded battery terminals, Loose serpentine belt, Bad ground connection.