5.5 initial diagnostic check: efi - harley-davidson-sweden.se

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Test 5.14 (Part 1 of 3)
SYSTEM RELAY: DTC P1001, P1003
With relay in, check for battery voltage at Terminal
87 of system relay during first 2-3 seconds
after key ON. Battery voltage (10-13 volts)
present for 2-3 seconds after key ON?
YES
System relay OK. With relay out,
measure resistance between
Terminal 87 of the system relay and
Socket A of Connector [83B].
Is resistance less than 0.5 ohm?
1
NO.
No voltage or voltage always
present.
Check for 10-13 volts at
Terminal 30 of the system relay.
Voltage present?
YES
NO
YES
NO
Recheck connections.
Wiggle harness while
repeating test. Repair
intermittent.
Locate and repair
connection or
open on Y/GN
wire.
With ignition ON, check for
10-13 volts at Terminal 86 of
the system relay.
Voltage present?
Check for continuity to
ground on BE/GY wire.
Continuity present?
YES
NO
2
YES
Measure resistance
between Terminal 85 of
system relay and Terminal 4
on Breakout Box.
Is resistance less than
0.5 ohm?
NO
Was Ignition
fuse blown?
Locate and repair short
to ground and replace
ECM fuse.
Locate and repair
open between fuse
and relay.
YES
NO
YES
NO
Check for continuity to ground
on Terminal 4 of Breakout
Box. Continuity present?
Locate and
repair open on
GN/O wire.
Locate and repair short
to ground and replace
Ignition fuse.
Locate and repair
open on W/BK wire
between Connector [22]
and system relay.
YES
NO
Locate and
repair short
to ground.
Replace system relay. Does
fuel pump run for the first 2
seconds after key ON?
YES
NO
Clear codes using speedometer self diagnostics.
See 5.6 SPEEDOMETER SELF DIAGNOSTICS.
Confirm proper operation with no check engine
lamp.
System
OK.
Replace ECM. Reprogram
and learn password.
5-48 2004 Touring: Engine Management (EFI)