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Home/DTC Codes/Chevrolet/Spark EV/2014-2016 Electric Motor/P2502
P2502

Charging System Voltage

2014-2016 Chevrolet Spark EV Electric Motor 🇨🇦

High SeverityPowertrain

Description

The system charging voltage is outside the expected regulation window.

Symptoms

  • Battery light
  • Check engine light
  • Electrical accessories malfunction
  • Battery drains overnight

Common Causes

  • Failed alternator
  • Loose drive belt
  • Battery terminal corrosion
  • ECM-controlled charging fault

Diagnostic Steps

  1. Check battery voltage engine off and running
  2. Inspect belt tension and condition
  3. Load test alternator
  4. Check battery terminals

Repair Notes

Replace alternator or battery. Clean terminals. Check belt.

Related Codes

P2500Generator Lamp/L Terminal Circuit LowP2503Charging System Voltage Low

Other Powertrain Codes

P2502 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 P2502 mean on a 2014-2016 Chevrolet Spark EV?

P2502 stands for "Charging System Voltage". The system charging voltage is outside the expected regulation window.

What are the symptoms of P2502 on a Chevrolet Spark EV?

Common symptoms of P2502 include: Battery light, Check engine light, Electrical accessories malfunction, Battery drains overnight.

What causes P2502 on a 2014-2016 Chevrolet Spark EV?

Common causes of P2502 include: Failed alternator, Loose drive belt, Battery terminal corrosion, ECM-controlled charging fault.

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