0008
TM 1-1740-221-13&P&P
ENGINE TROUBLESHOOTING - (CONTINUED)
CONDITION/INDICATION
Is 12 volts present?
DECISION
YES Proceed to Step 7.
NO Repair defective circuit wiring (FO1).
BRANCH 7.
7.
Remove wire 3 from the starter solenoid (WP 0034), place engine ignition in the start position, check for 12
volts at the removed wire (FO-1, Line 2).
CONDITION/INDICATION
Is 12 volts present?
DECISION
YES Test starter (WP 0034) replace starter if test fails.
NO Proceed to Step 8.
MALFUNCTION - BRANCH 8.
MALFUNCTION - 12 volts are not present.
ACTION
8. Replace defective Starter Relay (SR), or repair circuit wiring (FO-1).
END OF TEST
TROUBLESHOOTING PROCEDURE
ENGINE CRANKS, WILL NOT START
BRANCH 1.
1.
CONDITION/INDICATION
Is the fuel supply low?
DECISION
YES Refuel vehicle and bleed air from fuel system (WP 0065).
NO Proceed to Step 2.
BRANCH 2.
2.
Drain small amount of fuel from Fuel Water Separator and check for contamination (WP 0065).
00083