TM 10-3930-669-20 2.  ENGINE CRANKS BUT WILL NOT RUN (CONT). KNOWN INFO TEST OPTIONS Engine cranks. Glow plug indicator operates. Fuel shutoff solenoid OK. Glow plugs OK. Throttle adjustment correct. Fuel OK. Fuel injector(s) OK. Wire 34 OK. Relay R4 ground wire OK. Wire 7 OK. Wire 9A OK, Relay R4 OK. Continuity test. STE/ICE-R #91. POSSIBLE PROBLEMS REASON FOR QUESTION Fuse 2 faulty. Wire 6 faulty. If continuity is not present. fuse 2 is faulty.  If fuse 2 is OK, wire 6 is faulty. ¬ 2-50