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Home >> Land Rover >> 2012 >> LR2 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 85 (Ride And Handling Optimization) >> Ride And Handling Optimization >> Diagnosis And Testing >> Active Stabilization System >> Symptom Chart
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Symptom Chart

WARNING: This page is about a different car, the 2012 Land Rover Range Rover Sport and 2011 Land Rover Range Rover Sport. However, it is still accessible from the selected car via links, so may be relevant.
Symptom Possible Causes Action
Poor on-center response
  • System bleed required
  • Stabilizer bar bushes
  • Residual pressure
  • Steering angle sensor offset
  • Control module adaptive data
Carry out the manual bleed procedure. See ACTIVE STABILIZATION SYSTEM BLEEDING . Check the stabilizer bar bushes. Refer to See FRONT STABILIZER BAR BUSHING - 4.2L  and See FRONT STABILIZER BAR BUSHING - 3.6L (TDV8) DIESEL  and See REAR STABILIZER BAR BUSHING . Check for residual pressure in the system. Check and calibrate the steering angle sensor, clear the adaptive data after calibration. and Refer to Steering Angle Sensor .
Asymmetrical response
  • Steering angle sensor offset
  • Accelerometer calibration
  • System bleed required
Check and calibrate the steering angle sensor, clear the adaptive data after calibration. Refer to Steering Angle Sensor . Calibrate the accelerometers using the approved diagnostic system. Carry out the manual bleed procedure. and See ACTIVE STABILIZATION SYSTEM BLEEDING .
Excessive roll
  • System bleed required
  • Stabilizer bar bushes
  • Stabilizer bar drop-links
Carry out the manual bleed procedure. See ACTIVE STABILIZATION SYSTEM BLEEDING . Check the stabilizer bar bushes and drop links Refer to See FRONT STABILIZER BAR BUSHING - 4.2L  and See FRONT STABILIZER BAR BUSHING - 3.6L (TDV8) DIESEL  and See REAR STABILIZER BAR BUSHING .
Powered roll-rock
  • Harness faults
  • Valve block fault
  • Control module adaptive data
  • Accelerometer fault
Check for DTCs indicating any of the possible causes are present.
Oversteer or understeer
  • Stabilizer bar drop-links
  • System actuators
Check the stabilizer bar drop links and the system actuators. Refer to See FRONT STABILIZER BAR BUSHING - 4.2L  and See FRONT STABILIZER BAR BUSHING - 3.6L (TDV8) DIESEL  and See REAR STABILIZER BAR BUSHING .