System Voltage High
2014-2014 Cadillac SRX 3.0L V6
The 2014 Cadillac SRX is equipped with a 3.0L V6 engine. Below you'll find detailed p0563 diagnostic code information including labor time estimates, cost ranges, and technician notes specific to this engine configuration.
Description
The system voltage is above the acceptable threshold.
Symptoms
- Check Engine Light
- Bulbs burning out frequently
- Battery swelling
- Electrical component damage
Common Causes
- Faulty voltage regulator
- Faulty alternator
- Bad battery sense wire
- PCM-controlled charging issue
Diagnostic Steps
- Test voltage at battery (should not exceed 15V)
- Test alternator regulator
- Check battery sense wire
- Test charging system
Repair Notes
Overcharging can damage battery and electronics. Replace alternator/regulator. Urgent repair.
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
P0563 on Other Vehicles
Common Questions
What does code P0563 mean on a 2014-2014 Cadillac SRX?
P0563 stands for "System Voltage High". The system voltage is above the acceptable threshold.
What are the symptoms of P0563 on a Cadillac SRX?
Common symptoms of P0563 include: Check Engine Light, Bulbs burning out frequently, Battery swelling, Electrical component damage.
What causes P0563 on a 2014-2014 Cadillac SRX?
Common causes of P0563 include: Faulty voltage regulator, Faulty alternator, Bad battery sense wire, PCM-controlled charging issue.
Last updated: March 2026