B-2        
(PTO ENGAGE)
B-16         
(PTO CONFIRM)
VBATT 
(Fused)
B-15 (PTO REQUEST)
PTO 
Engage 
Relay
PTO Lamp/LED
B-14  (RTN_2)
CHASSIS GROUND
CHASSIS GROUND
B-5 (RTN_1)
CHASSIS GROUND
PTO w/Confirm Switched to Power
30
87
A
87
86
85
30
87
A
87
86
85
PTO 
Confirm 
Relay
PTO
Inside or on Dashboard
TCM
SW02
SW04
SW03
SW01
DPST
L(+)
L(-)
PTO-Power
PTO-Ground
PTO-Conrm
Contact Customer Support 
Engineering for additional options
Switches shown in inactive posistion
 Connector B (TCM mating end)
20
10
19
9
18
8
17
7
16
6
15
5
14
4
13
3
12
2
11
1
16 15 14
25
PTO with Confirm Switched to Power
From To Description Notes
TCM - B-14 DPST - SW01 PTO Request
DPST - SW02 TCM - B-15 PTO Request
TCM - B-5 PTO Engage Relay - 86 PTO Engage
PTO Engage Relay - 85 TCM - B-2 PTO Engage
Vbatt DPST - SW03 PTO Power Vbatt should be fused to protect wiring to 
PTO and P
TO.
DPST - SW04 PTO Engage Relay - 30 PTO Engage
PTO Engage Relay - 87  PTO - PTO-Power PTO Engage
PTO - PTO-Ground Chassis GND PTO Ground
PTO - PTO-Confirm
PTO Confirm Relay - 85 PTO Confirm Splice
PTO Lamp/LED - L(+)
PTO Lamp/LED - L(-) Chassis GND PTO Confirm
PTO Confirm Relay - 86
Chassis GND PTO Confirm Splice
PTO Confirm Relay - 30
PTO Confirm Relay - 87 TCM - B-16 PTO Confirm
41
PTO Interface