Power Steering Fluid Pressure Low
2007-2012 Nissan Altima 2.5L I4
Description
The power steering fluid pressure is below the minimum required for adequate assist.
Symptoms
- Heavy steering especially at low speeds
- Whining noise from power steering pump
- Steering assist reduced
- Fluid foaming visible in reservoir
Common Causes
- Low power steering fluid
- Power steering pump wear
- Drive belt slipping
- Power steering hose restriction
- Air in power steering system
Diagnostic Steps
- Check fluid level and condition
- Inspect drive belt tension and condition
- Listen for pump cavitation noise
- Check all hoses for leaks or restrictions
- Bleed air from power steering system
Repair Notes
Repair leaks and fill fluid. Replace pump if worn. Bleed system of air.
Related Codes
Other Chassis Codes
- C0021LF Wheel Speed Sensor Range/Performance
- C0022RF Wheel Speed Sensor Range/Performance
- C0023LR Wheel Speed Sensor Range/Performance
- C0024RR Wheel Speed Sensor Range/Performance
- C0025LF Wheel Speed Sensor Circuit Intermittent
- C0026RF Wheel Speed Sensor Circuit Intermittent
- C0027LR Wheel Speed Sensor Circuit Intermittent
- C0028RR Wheel Speed Sensor Circuit Intermittent
- C0035Left Front Wheel Speed Sensor Circuit
- C0036Left Front Wheel Speed Signal Erratic
C0231 on Other Vehicles
Nissan 200SX
1995-1998 1.6L I4 GA16DE
Nissan 200SX SE-R
1995-1998 2.0L I4 SR20DE
Nissan 240SX
1995-1998 2.4L I4 KA24DE
Nissan 300ZX
1990-1996 3.0L V6 VG30DE
Nissan 300ZX Twin Turbo
1990-1996 3.0L Twin-Turbo V6 VG30DETT
Nissan 350Z
2003-2006 3.5L V6 VQ35DE
Nissan 350Z
2007-2009 3.5L V6 VQ35HR
Nissan 370Z
2009-2020 3.7L V6 VQ37VHR
Common Questions
What does code C0231 mean on a 2007-2012 Nissan Altima?
C0231 stands for "Power Steering Fluid Pressure Low". The power steering fluid pressure is below the minimum required for adequate assist.
What are the symptoms of C0231 on a Nissan Altima?
Common symptoms of C0231 include: Heavy steering especially at low speeds, Whining noise from power steering pump, Steering assist reduced, Fluid foaming visible in reservoir.
What causes C0231 on a 2007-2012 Nissan Altima?
Common causes of C0231 include: Low power steering fluid, Power steering pump wear, Drive belt slipping, Power steering hose restriction, Air in power steering system.