P2600
Coolant Pump A Control Circuit Open
1995-2005 Pontiac Sunfire 2.2L I4
High SeverityPowertrainGeneric (SAE)
Description
Open circuit in the electric auxiliary coolant pump control wiring.
Symptoms
- Engine overheating
- Check engine light
- No cabin heat
- Turbo overheating
Common Causes
- Failed coolant pump
- Broken wiring
- Corroded connector
- Blown fuse
Diagnostic Steps
- Check fuse
- Inspect pump connector
- Measure pump motor resistance
Repair Notes
Replace coolant pump or repair wiring. Check for overheating damage.
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
P2600 on Other Vehicles
Pontiac Aztek
2001-2005 3.4L V6
Pontiac Bonneville
1990-1999 3.8L V6
Pontiac Bonneville
2000-2005 3.8L V6
Pontiac Bonneville GXP
2000-2005 4.6L V8
Pontiac Bonneville GXP
2000-2005 4.6L V8 Northstar
Pontiac Bonneville SSEi
1992-1999 3.8L Supercharged V6
Pontiac Bonneville SSEi
1992-1999 3.8L V6 Supercharged
Pontiac Firebird
1993-1997 3.4L V6
Common Questions
What does code P2600 mean on a 1995-2005 Pontiac Sunfire?
P2600 stands for "Coolant Pump A Control Circuit Open". Open circuit in the electric auxiliary coolant pump control wiring.
What are the symptoms of P2600 on a Pontiac Sunfire?
Common symptoms of P2600 include: Engine overheating, Check engine light, No cabin heat, Turbo overheating.
What causes P2600 on a 1995-2005 Pontiac Sunfire?
Common causes of P2600 include: Failed coolant pump, Broken wiring, Corroded connector, Blown fuse.