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Page Title: ENGINE CRANKS BUT WILL NOT START (Contd)
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TM9-2320-360-20-3 Section  4 TROUBLESHOOTING   CHARTS D. CHART -2 - ENGINE CRANKS BUT WILL NOT START (Cont’d) STEP/SEQUENCE C  2-8 Check  SRS/TRS  Gap Remove  ECM  (para  7-29.1) Turn   camshaft   counterclockwise until the TRS is over a TRS “tooth”  of  the  pulse  wheel. Tap the front of the camshaft rearward  with  a  soft  hammer  (to remove  camshaft  end  play). l Using  a  feeler  gauge  check gap  between  the  pulse  wheel  teeth and TRS (nominal gap is 0.020”  or  0.5  mm). C  2-9 (Deleted) C  2-10 Check  Pulse  Wheel l Inspect  DDEC  pulse  wheel  for: -Loose   wheel. -Chipped  or  missing  teeth. C  2-11 Check  ECM  Connectors l Turn  ignition  off. l Disconnect  all  connectors  at  the ECM. l Check  terminal  at  all  ECM connectors (both the ECM and harness  side)  for  damage;  bent, corroded  and  unseated  pins  or sockets. RESULT Incorrect  gap. Gap  setting is correct. Pulse  wheel  OK. Problem  found. Terminal  and connectors  are  okay. Problem  found. WHAT  TO  DO  NEXT Loosen the screw at the top of the  TRS/SRS  mounting  bracket. (Don’t  touch  the  two  screws  that go into the block front end plate-they  will  affect engine timing.)  Adjust  the  TRS/SRS  until the  gap  setting  is  correct.  Tighten screw.  (lf  problems  returns, pulse wheel may be loose or bad,  notify  supervisor.)  Then  go to  C  2-30. Go to C 2-10. Go to C 2-11. Pulse  wheel  requires  repair  or replacement.   Notify   supervisor. Replace ECM (para 7-29.1). Then  go to C  2-30. Repair    terminals/connectors (para 7-77). Then go to C  2-30. H-47

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