BODY AS-OIL PUMP 9G1495 - Caterpillar

Use this procedure if one of the following event codes is active. Refer to Troubleshooting, "Event Codes" for information about event codes and the default trip points for these codes. You must access the engine monitoring system on Caterpillar Electronic Technician (ET) in order to view the current trip points for these codes.
Table 1
Event Code    
Description    Conditions which Activate the Code    System Response    
E384(1) Left Air Inlet Restriction     The switch for the air filter's inlet air restriction is activated.     The alarm output is activated. The code is logged.
The engine may have low power due to the lack of inlet air. The engine may shut down because of excessive inlet air restriction.    
E384(3) Left Air Inlet Restriction     The shutdown output is activated. The code is logged.
E385(1) Right Air Inlet Restriction     The alarm output is activated. The code is logged.
The engine may have low power due to the lack of inlet air. The engine may shut down because of excessive inlet air restriction.
E385(3) Right Air Inlet Restriction     The shutdown output is activated. The code is logged.
E1045(1) Low Intake Manifold Pressure     The control system for inlet air cannot provide sufficient inlet air to the engine.
The commands to the choke and the wastegate are at 0 percent for ten seconds.
An alarm will activate when the control system for air flow cannot provide the air flow that is required.     A warning will appear on the display on the control panel. The code is logged.
The event code will deactivate if the command to the wastegate is above 0 percent for five seconds.    Note: Some flash files do not have the shutdown E384(3) and E385(3) event codes. For flash files that have the shutdown E384(3) and E385(3) event codes, the feature must be activated by the customer. The customer must access the engine monitoring system with Cat ET in order to enable the shutdown level of the event codes. The default setting is a warning for E384(1) and E385(1).Probable Causes
E384 Left Air Inlet Restriction or E385 Right Air Inlet Restriction
Inlet air restriction
Problem with an electrical connection