Hydraulic System Troubleshooting

HYDRAULIC SYSTEM TROUBLESHOOTING
Before troubleshooting a problem on Hydraulic System, check the self-diagnosis (D4) indicator light indication. If the D4 indicator light indicates a trouble code, perform the electrical troubleshooting according to the Electrical System Symptom-to-Component Chart. If the D4 indicator light does not indicate a trouble code and failure is not found on the electrical troubleshooting, perform the hydraulic troubleshooting using the following the chart.

Symptom-To-Component Chart





Probable Cause List





Notes List





Symptoms Caused By Improper Repair or Assembly





Probable Cause Due to Improper Repair List