Cranks Normally But Won't Start

Definition: Engine cranks OK, but does not start. May fire a few times.
POSSIBLE CAUSE ACTION

No fuel in tank Put fuel in fuel tank

Water contaminated fuel Drain fuel tank and add clean fuel

Low fuel pressure Check fuel pressure
Proceed to FUEL PRESSURE TEST

Pinched or collapsed fuel hose/line Repair/replace as required

Inoperative fuel pump Verify fuse/fuse link integrity
Check fuel pump relay
Proceed to FUEL PUMP TEST

Faulty fuel tank selector Proceed to Fuel TANK/SWITCH/SELECTOR TEST
switch/solenoid (dual tank systems)