P2603
Coolant Pump A Control Circuit High
2011-2014 Dodge Avenger 3.6L V6 Pentastar
Moderate SeverityPowertrainGeneric (SAE)
Description
High voltage on auxiliary coolant pump circuit.
Symptoms
- Check engine light
- Pump runs constantly
Common Causes
- Open ground
- Short to power
- Control module issue
Diagnostic Steps
- Check ground circuit
- Measure voltage
Repair Notes
Repair wiring or replace pump.
Related Codes
Other Powertrain Codes
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- 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
P2603 on Other Vehicles
Common Questions
What does code P2603 mean on a 2011-2014 Dodge Avenger?
P2603 stands for "Coolant Pump A Control Circuit High". High voltage on auxiliary coolant pump circuit.
What are the symptoms of P2603 on a Dodge Avenger?
Common symptoms of P2603 include: Check engine light, Pump runs constantly.
What causes P2603 on a 2011-2014 Dodge Avenger?
Common causes of P2603 include: Open ground, Short to power, Control module issue.