Harley Davidson 2018 softail models. Service manual — page 48

3
BK
Ground
4
-
N/C
Figure 18. Stop Tail Lamp [40-2]
Table 19. Stator [47]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
BK
Stator
2
BK
Stator
3
BK
Stator
Figure 19. Stator [47]
Table 20. Fuse Block [64]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
R
Battery
2
R/O
Battery fuse
3
R
Battery
4
R
Tender fuse
A
R
Battery/main fuse
B
R
Battery/main fuse
Figure 20. Fuse Block [64]
Table 21. VSS [65]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
A
R/W
5 Volt sensor power
B
LGN/Y
VSS input
C
BK/GN
Sensor ground
Figure 21. VSS [65]
Table 22. Auxiliary/Fog Lamps [73L]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
BK
Ground
2
BE/BK
Front running/fog light power
Figure 22. Auxiliary/Fog Lamps [73L]
Table 23. Left Auxiliary/Fog Lamps [73L-2]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
A
BE/BK
Front running/fog light power
B
BK
Ground
Figure 23. Left Auxiliary/Fog Lamps [73L-2]
Table 24. Auxiliary/Fog Lamps [73R]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
BK
Ground
2
BE/BK
Front running/fog light power
Figure 24. Auxiliary/Fog Lamps [73R]
Table 25. Right Auxiliary/Fog Lamp [73R-2]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
A
BE/BK
Front running/fog light power
B
BK
Ground
Figure 25. Right Auxiliary/Fog Lamp [73R-2]
Table 26. Voltage Regulator [77]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
P
R
Battery
N
BK
Ground
Figure 26. Voltage Regulator [77]
Table 27. ECM [78-1]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
GY/BE
Rear ignition coil
2
GN/BE
Front ignition coil
3
BK/O
Front HO2S heater ground
4
LGN/Y
VSS input
5
GN/Y
Front fuel injector
6
GY/Y
Rear fuel injector
7
GY
MAP input
8
LGN/GY
JSS signal
9
-
N/C
10
BK/GN
Ground
11
-
N/C
12
Y/W
Fuel level
13
W/BK
CAN low
14
W/R
CAN high
15
BK/PK
Rear HO2S heater ground
16
R
CKP sensor high
17
GN/BN
Front HO2S
18
BK
CKP sensor low
Figure 27. ECM [78-1]
Table 28. ECM [78-2]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
-
N/C
2
BN/W
Front knock sensor +
3
-
N/C
4
LGN/R
ACR enable
5
LGN/BK
Purge solenoid
6
GN/GY
IAT
7
BK/W
5 Volt sensor ground
8
GN
ET sensor
9
R/W
5 Volt sensor power
10
BK/GN
Ground
11
LGN/W
Front knock sensor -
12
BN/V
Rear knock sensor +
13
LGN/V
Rear knock sensor -
14
-
N/C
15
GN/V
TPS 2
16
R/GN
System power
17
GY/BN
Rear HO2S
18
R/O
Battery fuse
Figure 28. ECM [78-2]
Table 29. ECM [78-3] (BN)
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
-
N/C
2
GN/V
TPS1
3
-
N/C
4
-
N/C
5
-
N/C
6
-
N/C
7
-
N/C
8
GN/O
TCA high
9
GY/O
TCA low
10
BK/GN
Ground
11
-
N/C
12
W/O
Oil pressure
13
GN/W
TGS 1
14
GY/W
TGS 2
15
-
N/C
16
-
N/C
17
BK/GY
5V sensor ground 2
18
R/GY
5V sensor power 2
Figure 29. ECM [78-3]
Table 30. CKP Sensor [79]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
R
CKP sensor high
2
BK
CKP sensor low
Figure 30. CKP Sensor [79]
Table 31. TMAP [80]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
GY
MAP input
2
R/GY
5V sensor power 2
3
GN/GY
IAT
4
BK/GY
5V sensor ground 2
Figure 31. TMAP [80]
Table 32. Ignition Coil [83]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
A
GY/BE
Rear ignition coil
B
R/GN
System power
C
GN/BE
Front ignition coil
Figure 32. Ignition Coil [83]
Table 33. Front Fuel Injector [84]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
A
R/GN
System power
B
GN/Y
Rear fuel injector
Figure 33. Front Fuel Injector [84]
Table 34. Rear Fuel Injector [85]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
A
R/GN
System power
B
GY/Y
Front fuel injector
Figure 34. Rear Fuel Injector [85]
Table 35. ET Sensor [90]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
GN
ET sensor
2
BK/W
5V sensor ground
Figure 35. ET Sensor [90]
Table 36. DLC [91]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
W/R
CAN high
2
BK
Ground
3
W/BK
CAN low
4
-
N/C
5
R/Y
Accessory power
6
-
N/C
Figure 36. DLC [91]
Table 37. Stop Tail Lamp [94]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
-
N/C
2
BE/BN
Right rear turn signal
3
BE
Running lights power
4
BE/R
Brake lamp power
5
BE/V
Left rear turn signal
6
BK
Ground
Figure 37. Stop Tail Lamp [94]
Table 38. Purge Solenoid [95]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
A
R/GN
System power
B
LGN/BK
Purge solenoid
Figure 38. Purge Solenoid [95]
Table 39. Tachometer [108]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
-
N/C
2
W/R
CAN +
3
-
N/C
4
-
N/C
5
R/O
Battery power
6
-
N/C
7
BK/GN
Ground
8
W/BK
CAN -
9
-
N/C
10
-
N/C
11
-
N/C
12
-
N/C
Figure 39. Tachometer [108] Table
40. Oil Pressure Switch [120]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
BK/W
5V sensor ground
2
R/W
5V sensor power
3
W/O
Oil pressure
Figure 40. Oil Pressure Switch [120] Table
41. Rear Brake Switch [121-1] [121-2]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
BE/GN
Rear brake switch
1
BK
Ground
Figure 41. Rear Brake Switch [121-1] [121-2]
Table 42. Horn [122-1] [122-2]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
R/V
Horn power
1
BK
Ground
Figure 42. Horn [122-1] [122-2]
Table 43. Starter Solenoid [128]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
R/BK
Starter solenoid power
Figure 43. Starter Solenoid [128] Table
44. Neutral Switch [131-1] [131-2]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
W
Neutral switch input
1
BK
Ground
Figure 44. Neutral Switch [131-1] [131-2]
Table 45. Jiffy Stand [133]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
R/W
5 Volt sensor power
2
LGN/GY
JSS signal
3
BK/GN
Sensor ground
Figure 45. Jiffy Stand [133]
Table 46. HO2S Rear [137]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
V/GN
Fuse system power
2
BK/PK
Rear HO2S heater ground
3
GY/BN
Rear HO2S
4
BK/W
5 Volt sensor ground
Figure 46. HO2S Rear [137]
Table 47. HO2S Front [138]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
V/GN
Fuse system power
2
BK/O
Front HO2S heater ground
3
GN/BN
Front HO2S
4
BK/W
5 Volt sensor ground
Figure 47. HO2S Front [138]
Table 48. Fuel Pump [141]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
R/BN
Fuel pump power
2
W/Y
Fuel level sender
3
BK/W
5V sensor ground
4
BK
Ground
Figure 48. Fuel Pump [141]
Table 49. Security Siren (Optional) [142]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
R/O
Power
2
W/GN
Security siren
3
BK
Ground
Figure 49. Security Siren (Optional) [142]
Table 50. Engine Harness [145]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
R/O
Battery power
2
R/GN
System power
3
W/R
CAN +
4
W/BK
CAN -
5
BK/GN
Ground
Figure 50. Engine Harness [145]
Table 51. ABS [166]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
BK/GN
Ground
2
W/R
CAN high
3
O/BK
Front WSS low
4
BE/BK
Switched aux lamp PWR
5
-
N/C
6
-
N/C
7
-
N/C
8
-
N/C
9
R
Battery power
10
BK
Ground
11
W/BK
CAN low
12
O/BE
Front WSS high
13
O/PK
Rear WSS high
14
O/BN
Rear WSS low
15
-
N/C
16
-
N/C
17
-
N/C
18
R
Battery power
Figure 51. ABS [166]
Table 52. Front WSS [167]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
O/BE
Front WSS high
2
O/BK
Front WSS low
Figure 52. Front WSS [167]
Table 53. Rear WSS [168]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
O/PK
Rear WSS high
2
O/BN
Rear WSS low
Figure 53. Rear WSS [168]
Table 54. ACR [203]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
R/GN
System power
2
LGN/R
ACR enable
Figure 54. ACR [203]
Table 55. TGS [204A]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
R/W
5V sensor power 1
2
GN/W
TGS 1
3
BK/W
5V sensor ground 1
4
R/GY
5V sensor power 2
5
GY/W
TGS 2
6
BK/GY
5V sensor ground 2
Figure 55. TGS [204]
Table 56. TGS [204B]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
R
5V sensor power 1
2
W
TGS 1
3
BK
5V sensor ground 1
4
R
5V sensor power 2
5
W
TGS 2
6
BK
5V sensor ground 2
Figure 56. TGS [204B]
Table 57. Security Antenna [209]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
R
Security antenna high
2
BK
Security antenna low
Figure 57. Security Antenna [209]
Table 58. TCA [211]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
A
GY/O
ETC low
B
BK/W
5V sensor ground 1
C
GN/V
TPS 1
D
R/W
5V sensor power 1
E
GY/V
TPS 2
F
GN/O
ETC high
Figure 58. TCA [211]
Table 59. BCM [242]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
A1
-
N/C
A2
R
Security antenna high
A3
-
N/C
A4
BK
Security RF antenna
B1
-
N/C
B2
BK
Security antenna low
B3
-
N/C
B4
-
N/C
C1
-
N/C
C2
-
N/C
C3
-
N/C
C4
W/GY
Engine stop switch input
D1
-
N/C
D2
W/R
CAN high
D3
W
Neutral switch input
D4
-
N/C
E1
-
N/C
E2
W/BK
CAN low
E3
W/O
Oil pressure switch input
E4
R/V
Horn power
F1
-
N/C
F2
-
N/C
F3
BE/GN
Brake switch input
F4
R/BN
Fuel pump power
G1
-
N/C
G2
O/W
ABS wake
G3
-
N/C
G4
BK/GN
Sensor ground
H1
-
N/C
H2
W/GN
Security siren
H3
-
N/C
H4
-
N/C
J1
-
N/C
J2
BE/O
Right front turn signal
J3
BE
Running lights
J4
BE/PK
Left front turn signal
K1
-
N/C
K2
BE/BN
Right rear turn signal
K3
BE/R
Brake lamp power
K4
BE/V
Left rear turn signal
L1
-
N/C
L2
R/BK
Starter solenoid power
L3
R/GN
System power
L4
BE/BK
Front running/Fog light power
M1
-
N/C
M2
R/Y
Accessory power
M3
BE/W
High beam power
M4
BE/Y
Low beam power
Figure 59. BCM [242]
Table 60. BCM Power [259]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
R
Battery power
Figure 60. BCM Power [259]
Table 61. USB Interconnect [264]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
R/Y
Accessory power
2
BK
Ground
Figure 61. USB Interconnect [264]
Table 62. Battery Tender [281]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
R
Battery power
2
BK
Ground
Figure 62. Battery Tender [281]
Table 63. Front Knock Sensor [315]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
LGN/W
Front knock sensor LO
2
BN/W
Front knock sensor HI
Figure 63. Knock Sensor
Table 64. Rear Knock Sensor [316]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
LGN/V
Rear knock sensor LO
2
BN/V
Rear knock sensor HI
Figure 64. Knock Sensor
Table 65. Termination Resister [319]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
A
W/R
CAN High
B
W/BK
CAN Low
Figure 65. Termination Resister [319]
Table 66. P&A Accessory [325]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
R/Y
Accessory power
2
BK
Ground
3
-
N/C
Figure 66. P&A Accessory [325]
Table 67. Backbone Harness Interconnect [327A]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
R/BN
Fuel pump power
2
R/V
Horn power
3
R/Y
Accessory power
4
R/O
Battery fuse
5
BE
Position lamp
6
BE/BK
AUX/fog lamps
7
BK/GN
Ground
8
BK
Ground
9
-
N/C
10
BE/Y
Low beam
11
BE/W
High beam
12
W/R
CAN +
13
W/BK
CAN -
14
-
N/C
15
-
N/C
16
O/BE
Front WSS +
17
O/BK
Front WSS -
18
BE/O
Front right turn
19
BE/PK
Front left turn
20
W/GY
Run/stop switch
Figure 67. Backbone Harness Interconnect [327A]
Figure 68. Backbone Harness Interconnect [327B]
Table 68. Engine Harness Interconnect [328]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
R/W
5V sensor power 1
2
GN/W
TGS 1
3
BK/W
5V sensor ground 1
4
R/GY
5V sensor power 2
5
GY/W
TGS 2
6
BK/GY
5V sensor ground 2
7
GN
Engine temperature
8
Y/W
Fuel level
Figure 69. Engine Harness Interconnect [328]
Table 69. USB Caddy Interconnect [329]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
BK
Ground
2
BK/W
5V sensor ground 1
3
GN
Engine temperature
4
R/Y
Accessory power
5
R/V
Horn power
6
BK/W
5V sensor ground 1
7
Y/W
Fuel level
8
R/BN
Fuel pump power
Figure 70. USB Caddy Interconnect [329]
Table 70. Light Bar Interconnect [331]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
1
BE/BN
Right rear turn signal
2
BK
Ground
3
BE/V
Left rear turn signal
4
BK
Ground
Figure 71. Light Bar Interconnect [331]
Table 71. Fuse Block [332]
TERMINAL
WIRE COLOR
CIRCUIT DESCRIPTION
A
R/GN
System power
B
V/GN
Fused system power
Figure 72. Fuse Block [332]
Some components and connectors are not easily located on the motorcycle. The following figures show locations for these
components and connectors. The figures are generally ordered from front to back around the motorcycle.
1
Headlamp
2
IM
3
Under seat
4
Tail lamp
5
Front of rear tire
6
Side covers
7
Engine
8
Front of engine
9
USB caddy
Figure 1. Left Side: Typical
1
Right AUX/fog lamp [73R-2]
2
Headlamp [38-2]
3
Left AUX/fog lamp [73L-2]
4
Front left turn [31L-2]
5
Left AUX/fog lamp [73L]
6
Horn [122-1]
7
Horn [122-2]
8
Right AUX/fog lamp [73R]
9
Front right turn [31R-2]
Figure 2. Headlamp: FLSTC, FLSTN
1
IM [39]
Figure 3. IM: FXBB, FXBR
1
IM [39]
Figure 4. IM: FLFB, FLSB, FXFB
1
IM [39]
2
Indicator lamps
Figure 5. IM: FLDE, FLHC/S, FLSL
1
IM [39]
2
Tachometer [108]
Figure 6. IM: FXLR
1
Headlamp security siren [38]
2
Console [20]
3
TGS [204]
4
Right front lighting [31R]
5
Front WSS [167]
6
Left front lighting [31L]
7
USB caddy interconnect [329]
8
LHCM [24]
9
RHCM [22-1]
10
RHCM [22-2]
Figure 7. USB Caddy
1
CKP [79]
2
Voltage regulator [77]
3
Oil pressure sensor [120]
4
Front HO2S [138]
5
Rear brake switch [121-1]
6
Rear brake switch [121-2]
7
JSS [133]
8
Stator [47]
Figure 8. Front of Engine: Typical
1
Battery tender [281]
2
DLC [91]
3
Termination resistor [319]
4
P&A accessory [325]
5
Fuse holder [332]
6
Fuse block [64]
7
ECM [78-3]
8
ECM [78-2]
9
ECM [78-1] (behind sub caddy)
Figure 9. Behind Left Side Cover
1
USB caddy interconnect [329]
2
USB [264]
3
Fuel pump [141]
4
ET sensor [90]
Figure 10. Under Fuel Tank Left Side
1
Engine harness [145]
2
ABS EHCU [166]
3
Rear HO2S [137]
4
Starter solenoid [128]
5
Rear WSS [168]
Figure 11. Behind Right Side Cover
1
Neutral [131-1]
2
Neutral [131-2]
3
VSS [65]
4
Transmission GND
Figure 12. Top of Transmission
1
Front knock sensor [315]
2
Front ACR [203F]
3
Rear knock sensor [316]
4
Rear ACR [203R]
5
Rear injector [85]
6
TMAP [80]
7
Ignition coil [83]
8
Throttle control [211]
9
Front injector [84]
Figure 13. Engine
1
Purge solenoid [95]
2
GND 2A
3
GND 1
4
GND 2
5
Backbone harness interconnect [327]
6
Engine harness interconnect [328]
7
Engine harness [145]
8
Security antenna [209]
9
Left rear lighting [19]
10
Right rear lighting [18]
11
Tail lamp [40]
Figure 14. Under Seat
1
Security siren [142]
2
BCM power [259]
3
BCM [242]
Figure 15. Front of Rear Tire
1
Left rear turn [18-2]
2
Stop/tail lamp [40]
3
Right rear turn [19-2]
4
Light bar interconnect [331]
Figure 16. Rear Lighting: FLDE
1
Left turn lamp
2
Tail lamp [93]
3
Stop lamp [94]
4
Right turn lamp
Figure 17. Rear Lighting: FLHC, FXLR
1
Left stop/turn lamp
2
LP lamp
3
Right stop/turn lamp
Figure 18. Rear Lighting: FLSL, FLSB
1
Left stop/turn lamp
2
LP lamp
3
Right stop/turn lamp
Figure 19. Rear Lighting: FLFB/S, FXBB, FXBR/S, FXFB
1
Tail lamp [93]
2
Rear fender tip lamp [45]
3
Left rear turn signal [19]
4
Right rear turn signal [18]
5
Rear fender lights harness in circuit board [94]
Figure 20. Rear Fender Lights
Special Tools
Description
Part Number
Qty.
SNAP-ON TERMINAL PICK
GA500A
1
The Bosch Compact 1.1M style connector is typically found on ACR, MAP or TMAP sensors.
Separating Connector
Snap back the secondary lock. Press on the latch while pulling the connector from the sensor.
Mating Connector
1. Align the connector housings.
2. Press the housings together until the locking tab snaps into place.
Terminal Removal
1. See Figure 1. Slide the locking bar off the terminal housing.
2. Insert the smallest pins of the SNAP-ON TERMINAL PICK (Part Number:GA500A) into the gaps on each side
of the terminal to compress the tangs on each side of the terminal.
3. Gently pull on the wire to remove the terminal.
Figure 1. Terminal Removal: Bosch Compact 1.1M Connector
Installing Terminal
1. See Figure 2. Use a hobby knife to bend the tangs on each side of the terminal outward.
2. Align terminal to connector. Press terminal into connector until it snaps.
NOTE

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