Caterpillar CAT 330D Excavator C7 C9 Engine Error Code
Picture this: You’re operating a Caterpillar excavator, focused on completing the task at hand, when suddenly, an error code flashes on the display panel. In this case, having a clear understanding of what these error codes mean and how to resolve them can make all the difference.
In this blog, Aprilparts will summarize the fault codes and their meanings related to Caterpillar 330D Excavator C7 C9 Engine to help you find the fault of the excavator.
| Error Code | Fault |
| 1-5 | No. 1 cylinder injector open circuit |
| 2-5 | No. 2 cylinder injector open circuit |
| 3-5 | No. 3 cylinder injector open circuit |
| 4-5 | No. 4 cylinder injector open circuit |
| 5-5 | No. 5 cylinder injector open circuit |
| 6-5 | No. 6 cylinder injector open circuit |
| 41-3 | 8VDC power supply is short-circuited to the positive terminal of the moss battery |
| 42-5 | Injector drive pressure control valve open circuit |
| 91-8 | Throttle position signal is abnormal |
| 94-4 | Fuel pressure short circuit to ground |
| 100-4 | Engine oil pressure short circuit to ground |
| 110-4 | Engine coolant temperature short circuit to ground |
| 164-4 | The oil pump’s actuating pressure and voltage are low |
| 168-1 | System voltage low |
| 1-6 | No. 1 cylinder injector short circuit |
| 2-6 | No. 2 cylinder injector short circuit |
| 3-6 | No. 3 cylinder injector short circuit |
| 4-6 | No. 4 cylinder injector short circuit |
| 5-6 | No. 5 cylinder injector short circuit |
| 6-6 | No. 6 cylinder injector short circuit |
| 41-4 | 8VDC power supply short circuit to ground |
| 42-6 | Injector drive pressure control valve short circuit to ground |
| 94-3 | Fuel pressure open/short to positive circuit |
| 100-3 | Engine oil pressure open/short to positive |
| 110-3 | Engine coolant temperature open/short to positive |
| 164-3 | Fuel injector actuating pressure voltage is high |
| 168-0 | System voltage is high |
| 168-2 | System voltage is intermittent or unstable |
| 172-3 | Intake manifold air temperature open/short to positive |
| 174-3 | Fuel temperature sensor open/short to positive |
| 190-8 | Engine speed signal is abnormal |
| 261-13 | Engine timing calibration required |
| 262-4 | 5V sensor supply short to ground |
| 274-3 | Atmospheric pressure open circuit/short to battery positive terminal |
| 286-5 | Engine oil indicator light open circuit/short circuit to ground |
| 342-8 | Auxiliary engine speed signal abnormality |
| 617-6 | The short-circuit current of the intake air heating relay to ground is higher than the normal value |
| 1639-9 | The machine safety system module is not communicating with the connected device |
| 1785-4 | Intake manifold pressure sensor voltage is low |
| 2417-5 | Ether injection control electric touch valve current is low |
| 172-4 | Intake manifold air temperature short circuit to ground |
| 174-4 | Fuel temperature sensor short circuit to ground |
| 253-2 | Personality module does not match |
| 262-3 | 5V sensor supply shorted to battery positive |
| 268-2 | Programmable parameters |
| 274-4 | Atmospheric pressure to ground short circuit |
| 286-6 | The engine oil indicator light is short-circuited to the positive terminal of the battery |
| 617-5 | Intake air heater relay open circuit/current lower than normal |
| 1639-2 | The machine safety system is abnormal. |
| 1785-3 | Intake manifold pressure sensor voltage is too high |
| 1785-10 | Abnormal change rate of intake manifold pressure signal |
| 2417-6 | Ether injection control solenoid valve current is high |
If you want to know more about Kobelco excavator error codes and troubleshooting, just feel free to contact us at sales@aprilparts.com. We’re glad to help.
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