diff --git a/sw/simulator/nps_fdm_jsbsim.c b/sw/simulator/nps_fdm_jsbsim.c
index 60620d92b5..44fd3cd2bf 100644
--- a/sw/simulator/nps_fdm_jsbsim.c
+++ b/sw/simulator/nps_fdm_jsbsim.c
@@ -1,10 +1,7 @@
-
 #include <FGFDMExec.h>
 #include <FGJSBBase.h>
 #include <FGState.h>
-
 #include "nps_fdm.h"
-
 #include "airframe.h"
 
 using namespace JSBSim;
@@ -16,15 +13,54 @@ FGFDMExec* FDMExec;
 
 void nps_fdm_init(double dt) {
 
-  // FDMExec = new FGFDMExec();
+#if 0
 
+  JSBSim::FGState* State;
+
+  FDMExec = new FGFDMExec();
+
+  State = FDMExec->GetState();
+  State->Setsim_time(0.);
+  State->Setdt(dt);
+
+  if (!AircraftName.empty()) {
+    
+    FDMExec->DisableOutput();
+    FDMExec->SetDebugLevel(0); // No DEBUG messages
+    
+    if ( ! FDMExec->LoadModel( RootDir + "aircraft",
+                               RootDir + "engine",
+                               RootDir + "systems",
+                               AircraftName)){
+      cerr << "  JSBSim could not be started" << endl << endl;
+      delete FDMExec;
+      exit(-1);
+    }
+    
+    JSBSim::FGInitialCondition *IC = FDMExec->GetIC();
+    if ( ! IC->Load(ICName)) {
+      delete FDMExec;
+      cerr << "Initialization unsuccessful" << endl;
+      exit(-1);
+    }
+    
+  } else {
+    cerr << "  No Aircraft given" << endl << endl;
+    delete FDMExec;
+    exit(-1);
+  }
+  
+  FDMExec->Run();
+
+#endif
+  
 }
 
 void nps_fdm_run_step(double* commands) {
 
   feed_jsbsim(commands);
 
-  /* run JSBSim */
+  FDMExec->Run();
 
   fetch_state();
 
@@ -33,9 +69,11 @@ void nps_fdm_run_step(double* commands) {
 static void feed_jsbsim(double* commands) {
 
 #if 0
-  printf("Actuators Names:\n");
+  char buf[64];
+  
   for (int i=0; i<SERVOS_NB; i++) {
-    printf("%s\n", ACTUATOR_COMMAND_NAMES[i]);
+    sprintf(buf,"fcs/%s",ACTUATOR_COMMAND_NAMES[i]);
+    FDMExec->GetPropertyManager()->SetDouble(buf,commands[i]);
   }
 #endif
 
@@ -43,6 +81,23 @@ static void feed_jsbsim(double* commands) {
 
 static void fetch_state(void) {
 
+#if 0
+  FGGroundReactions* ground_reactions;
+  FGPropertyManager* cur_node;
+  double cur_value
+  
+  ground_reactions = FGGroundReactions(FDMExec);
+
+  bool_t fdm.on_ground /* with */ bool ground_reactions->GetWOW();
+  VEC* ecef_pos /* with */ bool ground_reactions->GetWOW();
+
+  VEC* ecef_vel;
+  VEC* ecef_accel;
+
+  VEC* ltp_to_body_quat;
+  VEC* ltp_body_rate;
+  VEC* ltp_body_accel;
+#endif
   /* JSBSim to fdm */
 
 }