01 - Machine
06 - About this Manual
06 - Using the Manual
01 - 18 9813/7500-2 01 - 18
Fault-Finding
Fault
Engine does not start / stop Table 2. Page 01-18
Engine performance is not as expected Table 3. Page 01-18
Hydraulic services do not operate Table 4. Page 01-18
Hydraulic services do not operate as expected
(1)
Table 5. Page 01-18
Some excavator hydraulic services do not operate as expected
(1)
Table 6. Page 01-18
Slew service does not operate as expected (including the slew brake)
(1)
Table 7. Page 01-19
Travel service does not operate as expected
(1)(2)
Table 8. Page 01-19
HVAC (Heating Ventilation Air Conditioning) system does not operate as
expected
Table 9. Page 01-19
Fault codes displayed on the instrumentation Table 10. Page 01-19
Table 2. Engine does not start / stop
Cause Remedy
Engine fault Refer to Fault Finding (PIL 15-00-00)
Start / stop electrical fault Refer to Ignition Switch (PIL 33-30)
Fuel pump fault Refer to Check (Operation) (PIL 18-21-00)
Fuel / exhaust system fault Refer to Fault Finding (PIL 18-00-00)
Fuel injection fault Refer to Fault Finding (PIL 18-18-00)
Table 3. Engine performance is not as expected
Cause Remedy
Engine fault Refer to Fault Finding (PIL 15-00-00)
Refer to Throttle Control System (PIL 18-00-30)Throttle control system fault
Refer to Electro Hydraulic Throttle Control System
(PIL 18-00-40)
Variable displacement hydraulic pump fault Refer to Fault Finding (PIL 30-12-00)
Fuel pump fault Refer to Check (Operation) (PIL 18-21-00)
Fuel / exhaust system fault Refer to Fault Finding (PIL 18-00-00)
Fuel injection fault Refer to Fault Finding (PIL 18-18-00)
Engine sensor fault Refer to Fault Finding (PIL 15-84-00)
Engine cooling system fault Refer to Fault Finding (PIL 21-00-00)
Table 4. Hydraulic services do not operate
Cause Remedy
Controls isolation system fault Refer to Controls Isolation (PIL 09-27-01)
Table 5. Hydraulic services do not operate as expected
(1)
Cause Remedy
Servo pressure not correct Refer to Check (Pressure) (PIL 30-00-15)
Variable displacement hydraulic pump fault Refer to Fault Finding (PIL 30-12-00)
Main system pressure not correct Refer to Check (Pressure) (PIL 30-50-03)
Engine performance is not as expected Refer to Table 2
(1) Check the hydraulic service cycle times. Refer to Check (Operation) (PIL 30-00-15)
Table 6. Some excavator hydraulic services do not operate as expected
(1)
Cause Remedy
Excavator joystick controller fault Refer to Controls, Excavator Arm (PIL 09-27-09)
Refer to Fault Finding (PIL 30-60-15)
Excavator control valve fault Refer to Fault Finding (PIL 30-50-00)
ARV (Auxiliary Relief Valve) fault Refer to Fault Finding (PIL 30-50-06)
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