DTC C1045-91: Hydraulic Residual Pressure - Parametric: Action
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- Drain reservoir and inspect mesh filter for signs of significant contamination. Identify source of contamination (check condition and operation of dynamic response actuators and hydraulic pump) and rectify as required. Flush dynamic response hydraulic fluid circuit and recharge with clean hydraulic fluid
- Check the condition and integrity of the dynamic response hydraulic fluid return line and replace as required. Clear the DTCs and retest
- If the fault persists, check the dynamic response control module for front/rear dynamic response actuator pressure sensor fault DTCs and refer to the relevant DTC index. Clear the DTCs and retest
- If the fault persists, install a new dynamic response valve block as required and reset adaptive data. Clear the DTCs and retest