Buell Ulysses 2006 Service Manual page 425

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Code 36 Test (Part 2 of 2-fan does not run)
SYMPTOM: FAN DOES NOT RUN
YES
Connect Breakout Box to ECM gray
connector (leave ECM discon-
nected). With key ON, check for volt-
age at pin 6 (gray) of Breakout Box.
Is battery voltage present?
YES
Connect jumper wire
between pin 6 (gray) of
Breakout Box and
ground. Does fan run?
NO
YES
Replace ECM.
Continued from Code 36 Test (Part 1 of
Check cooling fan fuse
(10 amp) at fuse panel. Is fuse ok?
Disconnect fan connector [97].
Check for continuity to ground
2
NO
With key ON, check for
battery voltage at Y/BN
side of fan connector. Is
battery voltage present?
YES
Check for continuity between
pin 6 (gray) of Breakout Box
and BK/O wire of fan connector
[97A]. Continuity present?
YES
Check for continuity
between Y/BN wire and
BK wire of fan connector
[97A] Continuity present?
YES
Disconnect fan harness at
fan. Place a jumper wire
between fan Y/BN wire and
battery positive. Place a
jumper between fan BK
wire and ground. Does fan
run at full speed?
YES
System ok.
2).
NO
Remove cooling fan fuse.
between terminal 41 of fuse
block and chassis ground.
Continuity present?
YES
Repair short to
Is there an obstruction
ground in Y/BN
wire.
Remove obstruction
preventing fan rotation.
NO
Repair open in circuit
between fan connector [97B]
Y/BR wire and fuse block.
NO
Repair open in circuit
between pin 6 of ECM
gray connector [11]
(gray) and BK/O wire of
fan connector [97B].
NO
Replace fan.
NO
Replace fan.
7879
2006 Buell Ulysses: Fuel System
NO
preventing fan from
rotating?
YES
NO
Disconnect fan harness at
fan. Use ohmmeter to mea-
sure resistance between Y/
BN terminal and BK terminal
of fan connector [97A].
Resistance greater than 1
ohm?
YES
Replace fan.
Reinstall cooling fan fuse.
Using connector kit (HD-
41404) and jumper wire,
connect Y/BN terminal to
battery positive. Connect
BK terminal to ground.
Does fan run?
YES
System ok.
Replace fan.
NO
NO
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