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

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

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HOME<br />

Test 5.10 (Part 4 of 4)<br />

ENGINE CRANKS, BUT WILL NOT START<br />

Continued from Test 5.10 (Part 3 of 4).<br />

Check connectors for moisture and corrosion.<br />

Check wires for chafing. Connect<br />

DVOM to ECM terminals 12 and<br />

30 on Breakout Box and <strong>se</strong>t it for AC<br />

volts. Crank engine. Does DVOM read<br />

1 VAC minimum?<br />

YES<br />

NO<br />

Replace ECM.<br />

Reprogram and<br />

learn password.<br />

Disconnect CKP connector<br />

[79]. Check connectors for<br />

moisture and corrosion. Check<br />

wires for chafing. Is connector<br />

or wire damage pre<strong>se</strong>nt?<br />

At some point in the flow chart you<br />

may be instructed to jump directly<br />

to a the box with the bold asterisk.<br />

Disregard the asterisk (but not the<br />

instruction box) if your normal progression<br />

through the chart brings<br />

you to this location.<br />

YES<br />

Repair damage.<br />

8<br />

NO<br />

Connect DVOM to Terminals<br />

1 and 2 of [79A]. Crank<br />

engine. Does DVOM read 1<br />

VAC minimum?<br />

YES<br />

NO<br />

Check for continuity between<br />

terminal 30 on Breakout Box<br />

and Terminal 1 of connector<br />

[79B].<br />

Continuity pre<strong>se</strong>nt?<br />

With meter still connected,<br />

<strong>check</strong> for resistance.<br />

Is resistance 600-1200 ohms?<br />

YES<br />

NO<br />

YES<br />

NO<br />

Locate and repair open on<br />

BK wire between Terminal 2 of<br />

connector [79B] and terminal<br />

12 on Breakout Box.<br />

Locate and repair open on<br />

R wire between Terminal 1 of<br />

connector [79B] and terminal<br />

30 on Breakout Box.<br />

Loo<strong>se</strong>n <strong>se</strong>nsor at crankca<strong>se</strong>.<br />

Check for contamination or<br />

damage. Tighten <strong>se</strong>nsor.<br />

Replace crank position <strong>se</strong>nsor.<br />

Clear codes using speedometer <strong>se</strong>lf <strong>diagnostic</strong>s.<br />

See 5.6 SPEEDOMETER SELF DIAGNOSTICS.<br />

Confirm proper operation with no <strong>check</strong> engine<br />

lamp.<br />

2004 Touring: Engine Management (EFI) 5-29

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