Hydraulic System Troubleshooting
Hydraulic SystemBefore troubleshooting a problem in the 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-to Component Chart. If the D4 indicator light does not indicate a trouble code and failure is not found during electrical troubleshooting, perform the hydraulic troubleshooting using the chart.