TM9-2320-360-20-3 Section 4 TROUBLESHOOTING CHARTS E .    F L A S H    C O D E: 41 J1587   CODE: S21  0  -  TOO  MANY  SRS  (MISSING  TRS) STEP/SEQUENCE 41-9 Check for Short l Disconnect   SRS   connector. l Read  resistance  between  sockets S1 and S2 on engine harness connector. 41-10 Open SRS Line Check l Install  a  jumper  wire  between sockets A and B of SRS connector. l Read  resistance  between  sockets S1 and S2 of engine harness connector. 41-11  SRS  Test l Read resistance of the SRS across  the  sensor  pins  A  and  B. 41-12   Check   TRS Connectors l Check connectors at the TRS (both the harness side and the TRS side)  for  damage;  bent,  corroded or unseated pins or sockets, or bad   contacts. RESULT WHAT  TO  DO  NEXT Less  than  or equal  to  10,000  ohms. Signal  line  (ckt  #111)  is  shorted to  return  line  (ckt  #112).  Repair short.  Then  go  to  41-30. Greater  than 10,000  ohms  or  open. Go  to  41-11. Signal  line  (ckt  #111)  or  return line  (ckt  #112)  is  open.  Repair open.  Then  go  to  41-30. 200 ohms. Connectors are  okay. Problem  found. TRS  requires  replacement.  Notify Supervisor.  Then  go  to  41-14. Repair   terminals/connectors (pare  7-77).  Then  go  to  41-30. H-195