866140A02 Mercruiser CARBURETOR

Required Service Tools
Table 1
Required Service Tools    
Part Number    Description    
N/A     4 mm Allen Wrench    
6V-2197     Transducer    
7X-1171     Transducer Adapter    
7X-1695     Cable As (Top Center Position)    
9U-7330
or
146-4080     Digital Multimeter
Digital Multimeter Gp (RS-232)    
7X-1710     Multimeter Probe    
140-2266     Cable As (70-Pin Breakout)    
208-0059     Adapter Cable As (70-Pin Breakout)    
7X-6370     Adapter Cable As (3-Pin Breakout)    
167-9225     Harness (Service Tool Adapter)    
1U-5804     Crimp Tool (12 TO 18 AWG)    
175-3700     Connector Repair Kit    Two short jumper wires are needed to check the continuity of some wiring harness circuits by shorting two adjacent terminals together in a connector. A long extension wire may also be needed to check the continuity of some wiring harness circuits.Caterpillar Electronic Technician (ET)
Cat ET can display the following information:
Parameters
Event codes
Diagnostic codes
Engine configurationCat ET can be used by the technician to perform the following functions:
Diagnostic tests
Sensor calibrations
Flash programming
Set parametersThe 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    
N/A     Personal Computer (PC)    
JERD2124     Single user license for Cat ET    
JERD2129     Data Subscription for All Engines and Machines    
171-4400 (1)     Communication Adapter 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 (3) 171-4401 Communication Adapter As (4) 207-6845 Adapter Cable As Note: Items (2), (3), and (4) are part of the 171-4400 Communication Adapter Gp .Use the following procedure to connect Cat ET and the Communication Adapter II.
Turn off battery power to the Electronic Control Module (ECM).
Connect cable (2) between the "COMPUTER" end of communication adapter (3) and the RS232 serial port of PC (1) .Note: 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.
Connect cable (4) between the "DATA LINK" end of communication adapter (3) and the service tool connector.
Turn on battery power to the ECM. If Cat ET and the communication adapter do not communicate with the ECM, refer to the diagnostic procedure Troubleshooting, "Electronic Service Tool Will Not Communicate With ECM".Optional Service Tools
The following table contains service tools that may be helpful to service the engine, but these tools are not required.
Table 3
Optional Service Tools    
Part Number    Description    
198-4240
or
1U-5470     Digital Pressure Indicator
Engine Pressure Group    
4C-4075     Crimp Tool (4 To 10 AWG)    
4C-4911 (1)     Battery Load Tester    
5P-7277     Voltage Tester    
6V-9130 (2)     Temperature Adapter (Multimeter)    
8T-5319     Connector Tool Group    
9S-9082     Engine Turning Tool    
155-5176     AC/DC Current Probe    
( 1 ) Refer to Special Instructions, SEHS9249, "Use of the 4C-4911 Battery Load Tester for 6, 8, and 12 Volt Lead Acid Batteries" and Special Instructions, SEHS7633, "Battery Test Procedure".
( 2 ) Refer to Special Instructions, SEHS8382, "Use of the 6V-9130 Temperature Adapter Group".