TROUBLESHOOTING
SERVICE MANUAL NUMBER 22
90-860074--1 FEBRUARY 2002 Page 1C-7
Engine Cranks Over But Will Not Start Or Starts Hard
Electrical
Cause Special Information
1. Battery, electrical connections,
damaged wiring, Lanyard Stop Switch
1. Ensure ECM 5 Amp. fuse in electrical
box is not defective (blown)
2. Ignition switch
3. Glow plugs (if equipped) inoperative
4. Injection timing 4. May crank over hard. Refer to
SECTION 5A, 5D, and/or 5E for EDI
diagnosis
Fuel System
Cause Special Information
1. Empty fuel tank
2. Fuel shut off valve closed (if equipped)
3. Anti-siphon valve stuck closed (if
equipped)
3. Restricting fuel supply
4. Low grade, stale fuel or water in fuel
5. Fuel waxing or frozen water separator
(cold weather)
6. Plugged fuel suction line or filter
7. Air leaks, suction side fuel line or water
separator
7. Sucks air into fuel system reducing
fuel volume
8. Plugged or pinched fuel line (feed or
return)
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