Buell Ulysses 2006 Service Manual page 418

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Code 33 Test
1
Attach Breakout Box (HD-42682) to ECM. With DVOM,
measure voltage between Pin 3 of [10] and ground
after ignition switch is turned ON. Meter should read
2
less than 2 volts and pump should run
With DVOM still connected, check for inter-
mittents by performing
while repeating first test of this flow chart.
YES
Repair as
necessary.
YES
Install original
fuel pump (4.39 FUEL
PUMP) and replace ECM
(4.30 ELECTRONIC
CONTROL MODULE).
4-76 2006 Buell Ulysses: Fuel System
for 2-3 seconds. Does it?
YES
4.7 WIGGLE TEST
Intermittents present?
NO
Replace fuel pump. See 4.39
FUEL PUMP. Clear codes and
road test. Did check engine lamp
come on and set only CODE 33?
NO
System
OK.
Clear codes and confirm proper operation with no
check engine lamp. Codes can be cleared using
DIGITAL TECHNICIAN (Part No. HD-44750).
YES
Disconnect ECM.
Does fuel pump run
3
continuously?
YES
Replace ECM. See
Locate and repair
4.30 ELECTRONIC
short to ground on
CONTROL
BN/Y wire.
YES
Check continuity of GY
3
wire from ignition relay
Terminal 87 to Pin D of
[86]. Continuity present?
YES
NO
Fuel pump
on continuously?
NO
Check continuity of BN/Y wire
between [10] Pin 3 and Pin C of
[86]. Continuity present?
NO
MODULE.
NO
Repair
open.
NO
Repair
open.