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Home >> Porsche >> 2003 >> Boxster Base, Standard >> Repair and Diagnosis >> Brakes >> Traction Control >> Anti-Lock Brake System (Abs) - PSM 5.7 >> Fault Code 5500 >> Wheel Speed Monitoring >> Diagnosis/Troubleshooting

Wheel Speed Monitoring: Diagnosis/Troubleshooting

NOTE:
  • If other faults in the PSM are indicated, then remedy these first.
DIAGNOSIS/TROUBLESHOOTING - FAULT CODE 5500

Work instruction Display OK If not OK
1 Check wheels and tyres
  • Check wheels and tyres are the correct size
  • Check tyre pressure
Step 2 Rectify
 
End
2 Mechanical functionality
  • Check wheel-bearing play on all four wheels
  • Check speed sensors and toothed discs on all four wheels for soiling and damage
Step 3 Clean and repair speed sensor or toothed disc
 
End
3 Check speed sensor
  • Check all four speed sensors are accurate
Step 5 Step 4
4
  • Replace affected speed sensor
End
5
  • Replace PSM control unit
End