P0628
Fuel Pump A Control Circuit Low
2004-2004 Dodge Dakota 4.7L V8
High SeverityPowertrainGeneric (SAE)
The 2004 Dodge Dakota is equipped with a 4.7L V8 engine. Below you'll find detailed p0628 diagnostic code information including labor time estimates, cost ranges, and technician notes specific to this engine configuration.
Description
Low voltage in fuel pump control circuit.
Symptoms
- No start
- Weak fuel pump
Common Causes
- Short to ground
- Corroded wiring
- Bad relay
Diagnostic Steps
- Test voltage
- Check for shorts
- Test relay
Repair Notes
Repair wiring or replace relay.
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
P0628 on Other Vehicles
Common Questions
What does code P0628 mean on a 2004-2004 Dodge Dakota?
P0628 stands for "Fuel Pump A Control Circuit Low". Low voltage in fuel pump control circuit.
What are the symptoms of P0628 on a Dodge Dakota?
Common symptoms of P0628 include: No start, Weak fuel pump.
What causes P0628 on a 2004-2004 Dodge Dakota?
Common causes of P0628 include: Short to ground, Corroded wiring, Bad relay.
Last updated: March 2026