P0090
Fuel Pressure Regulator 1 Control Circuit
2000-2005 Chevrolet Impala 3.4L V6
Moderate SeverityPowertrainGeneric (SAE)
Description
The PCM detected a malfunction in the fuel pressure regulator control circuit.
Symptoms
- Check Engine Light
- Unstable fuel pressure
- Poor running
Common Causes
- Faulty regulator solenoid
- Wiring damage
- PCM failure
Diagnostic Steps
- Test solenoid resistance
- Check wiring
- Test PCM output
Repair Notes
Replace regulator or repair wiring.
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
P0090 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 P0090 mean on a 2000-2005 Chevrolet Impala?
P0090 stands for "Fuel Pressure Regulator 1 Control Circuit". The PCM detected a malfunction in the fuel pressure regulator control circuit.
What are the symptoms of P0090 on a Chevrolet Impala?
Common symptoms of P0090 include: Check Engine Light, Unstable fuel pressure, Poor running.
What causes P0090 on a 2000-2005 Chevrolet Impala?
Common causes of P0090 include: Faulty regulator solenoid, Wiring damage, PCM failure.