345B, 345B Series II and W345B Series II Excavators Engine and Pump Control Real Time Error Codes Caterpillar

Real time error codes indicate current problems with the electronic control system that are detected by the controller. See Testing and Adjusting, "Troubleshooting Diagnostic Codes" for a list of all diagnostic codes for the engine and pump controller and the engine ECM.

Illustration 1	g00667434
Monitor Panel (1) Character display (2) Boom priority mode switch (3) Swing priority mode switch (4) fine control mode switch (5) User mode switch (6) Travel alarm cancel switch

1. Enter service code 18.

   The display (1) shows "18t oP" first. The character display indicates the error code that is current. The error code is displayed on the four positions that are on the right side of the display.

   If there is no error, "End" shall be displayed on the character display.

2. Depress fine control mode switch (4) to flash "toP" on and off.

3. Depress boom priority mode switch (2) in order to display the existing error codes in ascending order.

   When you reach the end of the list, the character display shows "End".

4. Depress swing priority mode switch (3) in order to display the existing error codes in descending order.

   When you reach the end of the list, the character display shows "18t oP".

This function will display errors of the electronic control system that are detected by the controller for problems that exist presently.

1. Enter service code 18. First, the character display shows "18t oP". Then, the character display shows the error code. The error that is occurring is shown on the right four character positions. The following procedure should be used to view the error code. "End" is displayed on the character display, if no error is present.

2. The fine control mode switch (4) is pressed in order to flash "18t oP" on and off.

3. The character display will show the existing error codes in ascending order by pressing the boom priority mode switch (2). The character display will show "End" at the last display.

4. When the swing priority mode switch (3) is depressed, the character display shows the existing error codes in descending order. The character display will show "18t oP" at the last display.

Real Time Error Code (Attachments)

This function will display the errors that are detected by the controller in the attachment parts.

1. Enter service code 1C. The character display will display "1C t oP" first. Then, the character display will display the error codes. The following procedure is used in order to view the error codes that are present. The error codes are displayed in the right four character positions. The display will show "End"on the character display, if no problems are present.

2. The fine control mode switch (4) is pressed in order to flash "1C t oP" on and off.

3. When the boom priority mode switch (2) is depressed, the character display displays the existing error codes in ascending order. When the end of the list is reached, the character display will show "End".

4. When the swing priority mode switch (3) is depressed, the character display will display the existing error codes in descending order. When the end of the list is reached, the character display will show "A t oP".