Buell 2002 X1 Handbook page 271

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Code 33 Test

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

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.

Install original

PUMP) and replace ECM

(4.29 ELECTRONIC

2002 Buell X1: Fuel System

for 2-3 seconds. Does it?

4.8 WIGGLE TEST

Intermittents present?

Replace fuel pump. See

PUMP. Clear codes if

Scanalyzer is available and road

test. Did check engine lamp come

on and set only CODE 33?

Clear codes and conﬁrm proper

operation with no check engine

Locate and repair

short to ground on

Check continuity of GY

wire from ignition relay

Terminal 87 to Pin D of

[86]. Continuity present?

Replace fuel pump. See

on continuously?

Check continuity of BN/Y wire

between [10] Pin 3 and Pin C of

[86]. Continuity present?

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