TM 10-3930-675-20-10004 00-3TROUBLESHOOTING INTRODUCTION - CONTINUED0004 00NON-ERROR CODE TROUBLESHOOTING - CONTINUED3.Turn to the page in WP 0006 00 where the troubleshooting procedures for the malfunction in question are described.Headings at the top of each troubleshooting table show how each troubleshooting procedure is organized: MALFUNC-TION, TEST OR INSPECTION, and CORRECTIVE ACTION.4.Perform each step in the order listed until the malfunction is corrected. DO NOT perform any maintenance task unlessthe troubleshooting procedure tells you to do so.5.If the problem is still not corrected, access the Diagnostic Menu to see if any additional information might be available.ERROR CODE TROUBLESHOOTING1.The RTCH has six (6) Electronic Control Units (ECUs) that are at the heart of the on-board diagnostic system. The loca-tion of each computer (ECU) is identified in Table 1 below and in Figures 1 and 2 at the end of this work package. 2.The driver’s Electronic Control System (ECS) screen displays error codes based on data collected from each of the othercomputers. Refer to Explanation of Error Code Display, in this work package, for more information on how to read thisdisplay.3.WP 0205 00, Error Codes, provides a complete listing of the error codes visible to both the operator and maintainers ofthe RTCH.4.While performing troubleshooting, it may be necessary to access the system Diagnostic, Calibration or InitializationMenus. As a maintainer of the RTCH, you are authorized to access these menus as part of the troubleshooting process.These menus, which are not normally available to the operator, provide additional information that will help you diag-nose a problem. a.Diagnostic Menu, Access Code 12443 (Table 2). Many of the error code troubleshooting procedures will direct youto use this menu as part of the troubleshooting task. To access the Diagnostic Menu:(1)Turn ON ignition switch, but do not start engine unless required to do so to accomplish the troubleshootingprocedure.(2)Using left or right arrows on operator’s control panel, scroll thru operational screens, stopping at the Kalmarmaintenance icon (TM 10-3930-675-10). Press “Enter”.(3)Enter access code “12443”.(4)To select DIAG SERVO menu, press “Enter”. Use arrow keys to scroll thru menu. Press “Enter” at end ofeach menu to return to main menu.(5)Press right arrow key to scroll to additional DIAG menus:•DIAG ATTACHMENT (Tophandler)•DIAG STEERING•DIAG GEARBOX (Transmission)•DIAG ENGINE•DIAG EXTRA FUNC(6)Use right or left arrow keys to scroll thru each menu. Press “Enter” at end of each menu to return to mainmenu.b.Calibration Menu, Access Code 13221 (Table 3).Some of the troubleshooting procedures direct you to calibratethe steering, boom with tophandler or the transmission. The calibration menu identifies calibration requirementsfor these systems. Additionally, there are specific calibration procedures in Chapter 4 that address the calibrationrequirements for these three items. To access the Calibration Menu:(1)Turn ON ignition switch, but do not start engine unless required to do so to accomplish the troubleshootingprocedure.
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