P0232high severityPowertrain
Fuel Pump Secondary Circuit High
on 2004 GMC Yukon 5.3L V8 Vortec · RWD
What this code means
High voltage in the fuel pump secondary circuit.
Symptoms
- Check Engine Light
- Fuel pump running continuously
Common causes
- Short to power
- Relay stuck closed
- Wiring issue
Diagnostic steps
- Test voltage
- Check relay
- Inspect wiring
Repair notes
Repair short or replace relay.
Other Powertrain codes on this vehicle
P0001
Fuel Volume Regulator Control Circuit/Open
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0003
Fuel Volume Regulator Control Circuit Low
P0004
Fuel Volume Regulator Control Circuit High
P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1
P0011
Intake Camshaft Position Timing Over-Advanced Bank 1
P0012
Intake Camshaft Position Timing Over-Retarded Bank 1
P0013
Exhaust Camshaft Position Actuator Circuit/Open Bank 1
P0014
Exhaust Camshaft Position Timing Over-Advanced Bank 1
P0015
Exhaust Camshaft Position Timing Over-Retarded Bank 1