P2602
Coolant Pump A Control Circuit Low
2000-2005 Chevrolet Impala 3.8L V6 🇨🇦
High SeverityPowertrain
Description
Low voltage on auxiliary coolant pump circuit.
Symptoms
- Check engine light
- Possible overheating
Common Causes
- Short to ground
- Failed pump
- Wiring damage
Diagnostic Steps
- Measure circuit voltage
- Check for shorts
Repair Notes
Repair wiring or replace pump.
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
P2602 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 P2602 mean on a 2000-2005 Chevrolet Impala?
P2602 stands for "Coolant Pump A Control Circuit Low". Low voltage on auxiliary coolant pump circuit.
What are the symptoms of P2602 on a Chevrolet Impala?
Common symptoms of P2602 include: Check engine light, Possible overheating.
What causes P2602 on a 2000-2005 Chevrolet Impala?
Common causes of P2602 include: Short to ground, Failed pump, Wiring damage.