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Required Service Tools
Table 1
Part Number     Description    
N/A     4 mm Allen Wrench    
6V-2197     Transducer (Timing Calibration Probe)    
7X-1171     Transducer Adapter (Timing Calibration Probe)    
7X-1695     Cable (Timing Calibration)    
1U-5804     Crimp Tool (12 to 18 AWG)    
1U-5805     Wire Removal Tool (14 AWG Wire)    
151-6320     Wire Removal Tool (16 and 18 AWG Wire)    
167-9225     Harness (Service Tool Adapter)    
7X-1715     Adapter Cable As (Forty-Pin Breakout)    
9U-7330
or
146-4080     Digital Multimeter
Digital Multimeter (RS-232)    
190-8900     Connector Repair Kit    Two short jumper wires are needed to check the continuity of some wiring harness circuits. A long extension wire may also be needed to check the continuity of some wiring harness circuits.Caterpillar Electronic Technician (Cat ET)
Cat ET can display the following information:
Parameters
Diagnostic codes
Engine rating history
Driver and fleet trip segments
Histograms
Custom data
ECM date/time clock
Maintenance intervalsCat ET can also be used to perform the following functions:
Diagnostic tests
Sensor calibrations
Flash programming
Set parameters
Copy the configuration for ECM replacement.
Data logging
Snapshot recorderThe following components are required to use Cat ET to service the engine.
Table 2
Required Electronic Service Tools for the Use of Cat ET    
Part Number    Description    
    Caterpillar Electronic Technician    
JERD2124     "Electronic Technician Program" (Cat ET)    
JERD2125     "Electronic Technician Truck Engine Data Subscription"    
or        
JERD2129     "Electronic Technician Engine/Machine Data Subscription"    
171-4400 (1)     Communication Adapter II Gp    
237-7547 (2)     Adapter Cable As    
( 1 ) The 7X-1700 Communication Adapter Gp may also be used.
( 2 ) The 237-7547 Adapter Cable As is required to connect to the USB port on computers that are not equipped with a RS232 serial port.Note: For more information regarding the use of Cat ET and the PC requirements for Cat ET, refer to the documentation that accompanies your Cat ET software.Connecting Cat ET and the Communication Adapter II
Illustration 1 g00647144
(1) Personal computer (PC) (2) 196-0055 Adapter Cable As (PC Serial) (3) 171-4401 Communication Adapter II (4) 207-6845 Adapter Cable As Note: Items (2), (3), and (4) are part of the 171-4400 Communication Adapter II Gp .Use the following procedure to connect Cat ET and the Communication Adapter II.
Turn the keyswitch to the OFF/RESET position. If the keyswitch is not placed in the OFF/RESET position, the engine may start.
Connect cable (2) between the "COMPUTER" end of communication adapter (3) and the RS232 serial port of PC (1) .
Connect cable (4) between the "DATA LINK" end of communication adapter (3) and the service tool connector.
Turn the keyswitch to the ON position. If Cat ET and the communication adapter do not communicate with the ECM, refer to Troubleshooting, "Electronic Service Tool Will Not Communicate With ECM".Electronic Control Analyzer Programmer (ECAP)
Table 3
Part Number     Description    
8T-8697 (3)     Electronic Control Analyzer Programmer (ECAP)    
8C-9801     Signal Adapter    
8T-5275     ECAP connector cable    
139-4166     ECAP connector cable    
7X-1180     Internal expansion board for ECAP    
( 3 ) Refer to Special Instruction, SEHS8742, "Using the 8T-8697 Electronic Control Analyzer Programmer (ECAP)".Optional Service Tools
Table 4
Part Number     Description    
7X-6370     Adapter Cable As (Three-Pin Breakout)    
8T-8726     Adapter Cable As (Three-Pin Breakout)    
5P-7277     Voltage Tester    
9U-5103     Socket (Slotted)    
7X-1710     Multimeter Probe    
1U-5718     Vacuum Pump    
1U-8757     Tube (Fluid Sampling)    
169-7372     Fluid Sampling Bottle    
9S-9082     Engine Turning Tool    
198-4240
or
1U-5470     Digital Pressure Indicator
Engine Pressure Group    
6V-9130     Temperature Adapter    
124-5643     Cable (Service Tool Breakout)    
12