Harley Davidson 2008 Touring Models. Electrical Diagnostics Manual - page 30
HOME
Wheel Speed Sensor Circuit Open or Shorted: DTC C1032, C1034 (3 of 4)
Continued from Wheel Speed Sensor Circuit Open or Shorted:
DTC C1032, C1034 (Part 1 of 4).
Connect ABS Breakout Box (HD-48642). Turn ignition switch on
with the engine stop switch in the RUN position. Wait 10 seconds
for ABS Module to complete initialization test. Measure voltage at
connector [166B] terminals “7” at Breakout Box
Is voltage below 0.5V?
YES
NO
Disconnect ABS Module from the Breakout
Box. Test connector [166B] terminals “7” and
STOP
1
“8” at Breakout Box for short to ground.
Short to ground present?
Go to Wheel Speed Sensor
Circuit Open or Shorted: DTC
YES
NO
C1032, C1034 (Part 4 of 4).
Disconnect front wheel
Disconnect front wheel speed
speed sensor. Test
sensor. Test for an open
connector [166B] terminals
between connector [166B]
“7” and “8” at Breakout Box
terminal “8” and connector
for short to ground.
[167B] terminal “A”
Short to ground present?
Is an open present?
YES
NO
YES
NO
Test for an open between
Repair short to
Repair open in
connector [166B] terminal
Replace Front
ground in
front wheel speed
“7” and connector [167B]
Wheel Speed
appropriate
sensor high circuit.
terminal “B”
Sensor.
circuit.
Is an open present?
YES
NO
Repair open in
Replace Front
front wheel speed
Wheel Speed
sensor low circuit.
Sensor.
fc01566_en
2008 Touring Diagnostics: ABS 6-41
HOME
Wheel Speed Sensor Circuit Open or Shorted: DTC C1032, C1034 (4 of 4)
Continued from Wheel Speed Sensor Circuit Open
or Shorted: DTC C1032, C1034 (Part 3 of 4).
Disconnect ABS Module from the Breakout Box. Test
connector [166B] terminals “7” and “8” at Breakout Box
for short to voltage.
Short to voltage present?
YES
NO
Disconnect rear wheel
Disconnect rear wheel speed
speed sensor. Test
sensor. Test connector [166B]
connector [166B] terminals
terminals “7” and “8” at
“7” and “8” at Breakout Box
Breakout Box for continuity.
for short to voltage.
Continuity present?
Short to voltage present?
YES
NO
YES
NO
Repair short to
Replace Rear
voltage in
Wheel Speed
appropriate
Test for continuity across
Sensor.
Repair short in
circuit.
terminals “A” and “B” at
rear wheel speed
2
connector [168A].
sensor wires.
Is continuity present?
YES
NO
Replace Rear
Replace ABS
Wheel Speed
Module.
Sensor.
fc01567_en
6-42 2008 Touring Diagnostics: ABS
HOME
DTC C1042
6.13
motor relay when the ignition is turned on. The ECU monitors
DTC C1042: PUMP MOTOR OPEN
pump motor feedback voltage after activation to detect a stalled
Circuit Description
or binding pump motor.
See Figure 6-21. The pump motor is located in the HCU portion
of the ABS module. Power is supplied through an internal pump
ed01285
2
4
3
5
1
1. Pump motor connector (ECU)
2. Solenoids
3. Pump motor
4. Valves
5. Pump motor connector (HCU)
Figure 6-21. ECU and HCU Pump Motor Connectors
Conditions for Running the DTC
Conditions for Clearing the DTC
•
Ignition voltage is between 8.7V and 18.0V.
The condition for the DTC is no longer present and the DTC
has been cleared with either a "WOW" test or Digital Techni-
•
System voltage is between 8.0V and 18.0V.
cian.
•
System is enabled.
The ECU automatically clears the historic DTC when a current
•
The pump motor has been commanded off for 2.4
DTC is not detected in 50 consecutive drive cycles.
seconds.
Diagnostic Tips
Conditions for Setting the DTC
The following conditions are possible causes for this fault:
The DTC will set if the following condition exists:
•
Open or high resistance at the pump motor connector.
•
Current did not exceed 15.6A within 0.1 seconds of
•
Open or high resistance in the pump motor windings.
switching the pump motor on.
Diagnostic Procedure
Action Taken When the DTC Sets
If this code exists clear the code. Operate the system under
•
ABS is disabled.
conditions for running the DTC and if it resets replace the ABS
•
The ABS indicator is illuminated.
Module.
2008 Touring Diagnostics: ABS 6-43
HOME
DTC C1043
6.14
motor relay when the ignition is turned on. The ECU monitors
DTC C1043: PUMP MOTOR STALLED
pump motor feedback voltage after activation to detect a stalled
Circuit Description
or binding pump motor.
See Figure 6-22. The pump motor is located in the HCU portion
of the ABS module. Power is supplied through an internal pump
ed01285
2
4
3
5
1
1. Pump motor connector (ECU)
2. Solenoids
3. Pump motor
4. Valves
5. Pump motor connector (HCU)
Figure 6-22. ECU and HCU Pump Motor Connectors
Conditions for Running the DTC
Conditions for Clearing the DTC
•
Ignition voltage is greater than 6.5V.
The condition for the DTC is no longer present and the DTC
has been cleared with either a "WOW" test or Digital Techni-
•
System voltage is between 8.0V and 18.0V.
cian.
•
System is enabled.
The ECU automatically clears the historic DTC when a current
•
The pump motor has been commanded on for 0.3
DTC is not detected in 50 consecutive drive cycles.
seconds.
Diagnostic Tips
Conditions for Setting the DTC
The following conditions are possible causes for this fault:
The DTC will set if the following conditions exist:
•
High side of the pump motor is shorted to ground.
•
The pump takes less than 0.03 seconds to spin down.
•
High or low resistance in the pump motor windings.
•
The current exceeds 15.6A within 0.33 millisecond of
•
The pump motor is seized or requires excessive torque
switching the pump motor on.
to spin.
Action Taken When the DTC Sets
Diagnostic Procedure
•
ABS is disabled.
If this code exists clear the code. Operate the system under
•
The ABS indicator is illuminated.
conditions for running the code and if it resets replace the ABS
module.
6-44 2008 Touring Diagnostics: ABS
HOME
DTC C1094
6.15
DTC C1094: FRONT BRAKE SWITCH
Action Taken When the DTC Sets
ALWAYS ON
No action is taken when this code is set. The ABS indicator
does not illuminate and the ABS is still active.
PART NUMBER
TOOL NAME
Conditions for Clearing the DTC
HD-41404-B
HARNESS CONNECTOR TEST KIT
The condition for the DTC is no longer present and the DTC
Circuit Description
has been cleared with either a "WOW" test or Digital Techni-
The ABS module monitors the front brake switch input. When
cian.
the brake lever is applied the ABS Module receives voltage on
The ECU automatically clears the historic DTC when a current
the front brake switch circuit. The ABS module uses this signal
DTC is not detected in 50 consecutive drive cycles.
to enhance ABS operation.
Diagnostic Tips
Conditions for Running the DTC
The following conditions are possible causes for this fault:
•
Ignition voltage is greater than 6.5V.
•
Short to voltage between the front brake switch and the
Conditions for Setting the DTC
ECU.
The DTC will set if all of the following conditions exist for 2
•
Front brake switch stuck closed or applied during acceler-
seconds:
ation.
•
The ECU sees a front brake input.
•
Internal front brake sensing malfunction.
•
The vehicle speed exceeds 25 MPH (40 km/h).
Diagnostic Notes
•
The vehicle acceleration exceeds
5 MPH/second (8
Each reference number below correlates to a circled number
km/h/second).
on the flow chart(s).
1. Use HARNESS CONNECTOR TEST KIT (Part No. HD-
41404-B) wit gray male probes and patch cords.
2008 Touring Diagnostics: ABS 6-45
HOME
1C
Front Stop
em00157
[64-1]
ACCY
Lamp
Fuse
Switch
15 Amp
1D
[166B]
[166A]
ABS Module
1
2
[22A]
See appendix B
1
2
[22B]
main harness
page 1 of 3
PK/BN
[121-2B]
1
1
[121-1B]
O/W
5
5
O/W
[121-2A]
1
1
[121-1A]
Rear
[1B]
[1A]
Stop
R/BN
13
13
Front brake input
Pressure
Lamp
(Except FLHR)
Switch
Switch
Electronic
PK/BN
3
3
Rear brake input
Control
Module (ECM)
[78A] [78B]
Brake switch input
25
25
R/BE
4
3
2
1
[201B]
ABS
4
3
2
1
[201A]
Diode
Pack
Circuit Board
R/Y
6
6
R/Y
R/Y
4
4
3
3
R/Y
BK
5
5
BK
BK
6
6
4
4
BK
Brake Relay
O/V
3A
87
5
Tail/Stop
[7A] [7B]
[94B] [94A]
[93A] [93B]
R/Y
2B
30
3
See appendix B
Lamp
R/BE
2A
85
2
main harness
BK
3B
86
1
page 1 of 3
[64-2]
[GND 1A]
Figure 6-23. Brake Switches Schematic
Table 6-11. FLHX, FLHT/C/U Connector Locations
NO.
DESCRIPTION
TYPE
LOCATION
[1]
Main to interconnect harness
16-place Molex (black)
Inner fairing
- right radio support
bracket
[7]
Rear fender lights harness
8-place Multilock
Top of rear fender (under seat)
[22]
Interconnect to right handlebar
12-place Molex (black)
Inner fairing - right fairing support brace
switches
[64-1]
Fuse block
Packard
Under left side cover
[64-2]
Fuse block
Packard
Under left side cover
6-46 2008 Touring Diagnostics: ABS
HOME
Table 6-11. FLHX, FLHT/C/U Connector Locations
NO.
DESCRIPTION
TYPE
LOCATION
[78]
Electronic Control Module (ECM)
73-place Delphi
Under seat
[93]
T
ail lamp
4-place Multilock
Circuit board under tail lamp assembly
[94]
Rear fender light harness to circuit
6-place Multilock
Circuit board under tail lamp assembly
board
[121-1]
Rear brake switch
Spade terminals
Lower right side behind exhaust
[121-2]
Rear brake switch
Spade terminals
Lower right side behind exhaust
[166]
ABS module
20-place
Behind right side cover
[201]
ABS diode pack
4-place
Behind left side cover
2008 Touring Diagnostics: ABS 6-47
HOME
Front Brake Switch Always On: DTC C1094
Clear the DTC. Operate the system in
the conditions for running the DTC.
Did the DTC reset?
YES
NO
Disconnect connector [166]. Test for voltage
Refer to
on terminal “13” of connector [166B].
Diagnostic Tips.
Voltage present?
YES
NO
Disconnect connector [22]. Test for voltage
1
on terminal “2” of connector [22B].
Replace ABS
Voltage present?
Module.
YES
NO
Repair short to
Replace front
voltage.
brake switch.
Clear DTCs using speedometer self diagnostics. fc01570_en
See 2.3 SPEEDOMETER SELF DIAGNOSTICS.
Confirm proper operation with no check engine
lamp.
6-48 2008 Touring Diagnostics: ABS
HOME
DTC C1095
6.16
DTC C1095: FRONT BRAKE SWITCH OPEN
Action Taken When the DTC Sets
No action is taken when this code is set. The ABS indicator
Circuit Description
DOES NOT illuminate and the ABS is still active.
The ABS module monitors the front brake switch input. When
the brake lever is applied the ABS module receives voltage on
Conditions for Clearing the DTC
the front brake switch circuit. The ABS module uses this signal
The condition for the DTC is no longer present and the DTC
to enhance ABS operation.
has been cleared with either a "WOW" test or Digital Techni-
cian.
Conditions for Running the DTC
The ECU automatically clears the historic DTC when a current
•
Ignition voltage is greater than 6.5V.
DTC is not detected in 50 consecutive drive cycles.
•
The rear brake switch is not closed (brake applied).
Diagnostic Tips
Conditions for Setting the DTC
The following conditions are possible causes for this fault:
The DTC will set if all of the following conditions exist for 2
•
An open in the front brake input circuit.
seconds:
•
Open coil in the brake lamp relay.
•
The ABS module detects an open in the front brake input
circuit.
•
The ground path to the brake lamp is open.
•
The ABS module detects an open in the ground circuit to
•
Internal ABS module problem in the front brake circuitry.
the front brake switch.
2008 Touring Diagnostics: ABS 6-49
HOME
1C
Front Stop
em00157
[64-1]
ACCY
Lamp
Fuse
Switch
15 Amp
1D
[166B]
[166A]
ABS Module
1
2
[22A]
See appendix B
1
2
[22B]
main harness
page 1 of 3
PK/BN
[121-2B]
1
1
[121-1B]
O/W
5
5
O/W
[121-2A]
1
1
[121-1A]
Rear
[1B]
[1A]
Stop
R/BN
13
13
Front brake input
Pressure
Lamp
(Except FLHR)
Switch
Switch
Electronic
PK/BN
3
3
Rear brake input
Control
Module (ECM)
[78A] [78B]
Brake switch input
25
25
R/BE
4
3
2
1
[201B]
ABS
4
3
2
1
[201A]
Diode
Pack
Circuit Board
R/Y
6
6
R/Y
R/Y
4
4
3
3
R/Y
BK
5
5
BK
BK
6
6
4
4
BK
Brake Relay
O/V
3A
87
5
Tail/Stop
[7A] [7B]
[94B] [94A]
[93A] [93B]
R/Y
2B
30
3
See appendix B
Lamp
R/BE
2A
85
2
main harness
BK
3B
86
1
page 1 of 3
[64-2]
[GND 1A]
Figure 6-24. Brake Switches Schematic
Table 6-12. FLHX, FLHT/C/U Connector Locations
NO.
DESCRIPTION
TYPE
LOCATION
[1]
Main to interconnect harness
16-place Molex (black)
Inner fairing
- right radio support
bracket
[7]
Rear fender lights harness
8-place Multilock
Top of rear fender (under seat)
[22]
Interconnect to right handlebar
12-place Molex (black)
Inner fairing - right fairing support brace
switches
[64-1]
Fuse block
Packard
Under left side cover
[64-2]
Fuse block
Packard
Under left side cover
6-50 2008 Touring Diagnostics: ABS
HOME
Table 6-12. FLHX, FLHT/C/U Connector Locations
NO.
DESCRIPTION
TYPE
LOCATION
[78]
Electronic Control Module (ECM)
73-place Delphi
Under seat
[93]
T
ail lamp
4-place Multilock
Circuit board under tail lamp assembly
[94]
Rear fender light harness to circuit
6-place Multilock
Circuit board under tail lamp assembly
board
[121-1]
Rear brake switch
Spade terminals
Lower right side behind exhaust
[121-2]
Rear brake switch
Spade terminals
Lower right side behind exhaust
[166]
ABS module
20-place
Behind right side cover
[201]
ABS diode pack
4-place
Behind left side cover
2008 Touring Diagnostics: ABS 6-51
HOME
Front Brake Switch Open: DTC C1095
Clear the DTC. Operate the system under
the conditions for running the DTC.
Did the DTC reset?
YES
NO
Connect ABS Breakout Box (HD-48642). Turn the
Ignition switch to the IGNITION position.
Refer to
Measure voltage at terminal “13” of Breakout Box.
Diagnostic Tips.
Is voltage greater then 2.0V?
YES
NO
Disconnect front stop lamp switch
Apply front brake switch. Measure
connector [22]. Measure voltage
voltage drop from terminal “10” to
at terminal “13” of Breakout Box.
terminal “13” of the breakout box.
Is voltage greater then 2.0V
Is voltage drop greater then 2.0V?
YES
NO
YES
NO
Disconnect ABS
Disconnect front stop lamp switch
While performing wiggle test
diode pack connector
connector [22]. Jumper terminal “1” and
measure voltage drop from
[201]. Measure
Replace Front
terminal “2” of connector [22B]. Measure
terminal “10” to terminal “13”
voltage at terminal
Stop Lamp
voltage drop from terminal “10” to
of the breakout box.
“13" of Breakout Box.
Switch.
terminal “13” of the Breakout Box.
Is voltage drop greater then
Is voltage greater
Is voltage drop greater then 2.0V?
2.0V?
then 2.0V?
YES
NO
YES
NO
YES
NO
Disconnect ABS diode pack
Locate and repair high
connector [201]. Measure voltage
Replace Front
resistance short to ground
Replace ABS
Locate and repair short
Replace
drop from terminal “10” to terminal
Stop Lamp
on (R/BN) front brake input
Module.
to voltage on (R/BN)
ABS Diode
“13” of Breakout Box. Is voltage drop
Switch.
circuit.
front brake input circuit.
Pack.
greater then 1.0V?
YES
NO
Locate and repair high
resistance short to ground on
Replace ABS
(R/BN) front brake input
Diode Pack.
circuit.
Clear DTCs using speedometer self diagnostics.
See 2.3 SPEEDOMETER SELF DIAGNOSTICS.
fc01571_en
Confirm proper operation with no check engine
lamp.
6-52 2008 Touring Diagnostics: ABS
HOME
DTC C1151
6.17
DTC C1151: FRONT WHEEL RELEASE TOO
Conditions for Running the DTC
LONG
•
Ignition voltage is greater than 6.5V.
Circuit Description
Conditions for Setting the DTC
The ABS module activates the valve relay to supply voltage to
The DTC will set if all of the following conditions exist.
the valve solenoids. This voltage is referred to as the system
•
The ABS is commanding a pressure release from the front
voltage. The ABS module microprocessor activates individual
wheel release valve.
valve solenoids by grounding the valve solenoid control circuits.
•
The front wheel speed is below 3 MPH (5 km/h) for more
than 1 second.
ed01293
Action Taken When the DTC Sets
•
ABS is disabled.
•
The ABS indicator is illuminated.
Conditions for Clearing the DTC
The condition for the DTC is no longer present and the DTC
has been cleared with either a "WOW" test or Digital Techni-
cian.
The ABS module automatically clears the historic DTC when
a current DTC is not detected in 50 consecutive drive cycles.
Diagnostic Tips
The following conditions are possible causes for this fault:
•
An intermittent wheel speed sensor.
•
Wheel speed sensor equals 0 MPH (0 km/h).
•
Internal ECU problem in the release solenoid.
•
Internal problem in the HCU.
•
Brake lines reversed on the HCU inlet and outlet ports.
Figure 6-25. Front Wheel Speed Sensor
•
A stuck or seized caliper or bald tires could contribute to
this code setting.
2008 Touring Diagnostics: ABS 6-53
HOME
em00158
ABS
Module
7
8
17
18
[166A]
7
8
17
18
[166B]
[168B]
B A
A B
[167B]
[168A]
B A
A
B
[167A]
Rear
Front
Wheel
Wheel
Speed
Speed
Sensor
Sensor
Figure 6-26. Wheel Speed Sensor Schematic
Table 6-13. FLHX, FLHT/C/U Connector Locations
NO.
DESCRIPTION
TYPE
LOCATION
[166]
ABS module
20-place Molex
Under right side cover
[167]
Front wheel speed sensor
2-place Packard
Below upper fork bracket (left side)
[168]
Rear wheel speed sensor
2-place Packard
Lower right side behind exhaust
6-54 2008 Touring Diagnostics: ABS
HOME
Front Wheel Release Too Long: DTC C1151
Check for DTCs.
Are any front wheel speed
sensor DTCs currently set?
YES
NO
Inspect brake lines at the ABS
Go to appropriate
module for proper installation.
DTC chart.
Are the lines installed properly?
YES
NO
Replace ABS
Correctly install
Module.
brake lines.
Clear DTCs using speedometer self diagnostics.
See 2.3 SPEEDOMETER SELF DIAGNOSTICS.
Confirm proper operation with no check engine
lamp.
fc01572_en
2008 Touring Diagnostics: ABS 6-55
HOME
DTC C1153
6.18
DTC C1153: REAR WHEEL RELEASE TOO
Conditions for Running the DTC
LONG
•
Ignition voltage is greater than 6.5V.
Circuit Description
Conditions for Setting the DTC
The ABS module activates the valve relay to supply voltage to
The DTC will set if all of the following conditions exist:
the valve solenoids. This voltage is referred to as the system
•
The ABS is commanding a pressure release from the rear
voltage. The ABS module microprocessor activates individual
wheel release valve.
valve solenoids by grounding the valve solenoid control circuits.
•
The rear wheel speed is below 3 MPH (5 km/h) for more
than 1 second.
ed01295
Action Taken When the DTC Sets
•
ABS is disabled.
•
The ABS indicator is illuminated.
Conditions for Clearing the DTC
The condition for the DTC is no longer present and the DTC
has been cleared with either a "WOW" test or Digital Techni-
cian.
The ABS module automatically clears the historic DTC when
a current DTC is not detected in 50 consecutive drive cycles.
Diagnostic Tips
The following conditions are possible causes for this fault:
•
An intermittent wheel speed sensor.
•
Wheel speed sensor equals 0 MPH (0 km/h).
•
Internal ECU problem in the release solenoid.
•
Internal problem in the HCU.
•
Brake lines reversed on the HCU inlet and outlet ports.
Figure 6-27. Rear Wheel Speed Sensor
•
A stuck or seized caliper or bald tires.
6-56 2008 Touring Diagnostics: ABS
HOME
em00158
ABS
Module
7
8
17
18
[166A]
7
8
17
18
[166B]
[168B]
B A
A B
[167B]
[168A]
B A
A
B
[167A]
Rear
Front
Wheel
Wheel
Speed
Speed
Sensor
Sensor
Figure 6-28. Wheel Speed Sensor Schematic
Table 6-14. FLHX, FLHT/C/U Connector Locations
NO.
DESCRIPTION
TYPE
LOCATION
[166]
ABS module
20-place Molex
Under right side cover
[167]
Front wheel speed sensor
2-place Packard
Below upper fork bracket (left side)
[168]
Rear wheel speed sensor
2-place Packard
Lower right side behind exhaust
2008 Touring Diagnostics: ABS 6-57
HOME
Rear Wheel Release Too Long: DTC C1153
Check for DTCs.
Are any rear wheel speed
sensor DTCs currently set?
YES
NO
Inspect brake lines at the ABS
Go to appropriate
module for proper installation.
DTC chart.
Are the lines installed properly?
YES
NO
Replace ABS
Correctly install
Mdule.
brake lines.
Clear DTCs using speedometer self diagnostics.
See 2.3 SPEEDOMETER SELF DIAGNOSTICS.
Confirm proper operation with no check engine
fc01573_en
lamp.
6-58 2008 Touring Diagnostics: ABS
HOME
DTC C1158
6.19
DTC C1158: CALIBRATION PROGRAMMING
Conditions for Clearing the DTC
REQUIRED
The condition for the DTC is no longer present and the DTC
has been cleared with Digital Technician. This code may be
Circuit Description
set whenever an ABS module is replaced. The code on the
The ECU is calibrated to maximize ABS performance. If the
new module will have to be cleared using Digital Technician.
correct calibration is not in the module the ABS may not perform
The ABS module automatically clears the historic DTC when
correctly.
a current DTC is not detected in 50 consecutive drive cycles.
Conditions for Running the DTC
Diagnostic Tips
•
Ignition voltage is greater than 6.5V.
The following conditions are possible causes for this fault:
Conditions for Setting the DTC
•
An ECU that is not calibrated correctly or has an internal
fault.
The ABS module determines final calibration is not completed.
•
All replacement ABS modules will have this DTC set.
Action Taken When the DTC Sets
•
ABS is disabled.
•
The ABS indicator is illuminated.
2008 Touring Diagnostics: ABS 6-59
HOME
em00156
MAXIFUSE
[77B] [77A]
[5B]
40 Amp
Voltage
BK
2
2
BK
Regulator
Electronic
B A
Control Unit (ECU)
BK
Hydraulic
Control Unit
R
R
R
(HCU)
1
1
Pump motor supply
IGN
I
A
R/BK
Pump
OFF
B
B
R
M
Motor
A
C
R/GY
ACC
FLHR
2
2
Pump motor ground
C
[222A]
Battery
only
Ignition
[33A]
[33B]
C
[222B]
Switch
1E
4A
[64-2]
Ignition
ABS Motor
Fuse
Fuse
[64-1]
15 Amp
30 Amp
1C ACCY
Fuse
1F
4B
15 Amp
1D
R/V
R/V
20
20
Battery (Motor)
R/V
10
10
Battery
See appendix B
O/W
main harness
GY
GY
19
19
Ignition
PK/BN
page 1 of 3
[121-2B]
1
1
[121-1B]
Front
O/W
5
5
O/W
O/W
1
1
O/W
Stop
[121-2A]
1
1
[121-1A]
Lamp
Switch
Rear
R/BN
2
2
R/BN
Stop
[1B]
[1A]
Pressure
Lamp
Switch
Switch
(Except FLHR)
[22B]
[22A]
PK/BN
3
3
Rear brake input
R/BN
13
13
Front brake input
See appendix B main
Speedometer
LGN/V
harness page 1 of 3
(FLHR Only)
Serial data
2
2
LGN/V
2
2
LGN/V
LGN/V
9
9
Serial data
4
3
2
1
[201B]
ABS Diode
4
3
2
1
[201A]
[20A]
[20B]
Pack
[39A]
[39B]
BK/V
18
18
Front wheel speed sensor low
BK/BE
17
17
Front wheel speed sensor high
[167B]
B A
BE/BN
8
8
Rear wheel speed sensor high
[167A]
B A
BE/V
7
7
Rear wheel speed sensor low
A
B
[168B]
A
B
[168A]
2
[108B]
2
[108A]
R/Y
Front
Brake Relay
Wheel
Tachometer
Speed
3A
87
5
Rear
2B
30
3
Sensor
Wheel
2A
85
2
BK
1
1
Ground
3B
86
1
Speed
Sensor
See appendix B
[64-2]
main harness
BK
BK
11
11
Ground (Motor)
page 1 of 3
Circuit Board
6
6
R/Y
4
4
3
3
R/Y
[166B] [166A]
5
5
BK
6
6
4
4
BK
See appendix B
main harness
Tail/Stop
page 1 of 3
[7A]
[7B]
[94B] [94A]
[93A] [93B]
Lamp
BK
BK
GND 1A
Figure 6-29. ABS Schematic
6-60 2008 Touring Diagnostics: ABS