Toro Groundmaster Series Service Manual page 210

Testing the CAN bus (continued)
Electrical System: Testing the Electrical Components
Location Harness Connector
1 Main
2 Main
Note: A reading of 120 ohms indicates one of the CAN bus terminator
resistors is not connected or damaged
Refer to CAN bus Terminator Resistors (page 6–56)
(page A–1) for additional information. If necessary, contact an Authorized
Toro Distributor for assistance.
3. Install the connector cover after testing.
Wire
Pin
Color
P37 A
Red/White
P37 B Black/White
Page 6–18
Expected
Connector Graphic
Reading
54 to 66
ohms
and/or Appendix A
Groundsmaster ® 3200, 3300 and 3310
19240SL Rev A