diff --git a/tutorials/mesh/cvMesh/car/Allrun b/tutorials/mesh/cvMesh/car/Allrun
index 85a2fbc0e7..952356b9be 100755
--- a/tutorials/mesh/cvMesh/car/Allrun
+++ b/tutorials/mesh/cvMesh/car/Allrun
@@ -4,11 +4,15 @@ cd ${0%/*} || exit 1    # run from this directory
 # Source tutorial run functions
 . $WM_PROJECT_DIR/bin/tools/RunFunctions
 
+surfacePointMerge constant/triSurface/m_car01.obj \
+    1e-2 constant/triSurface/m_car01_merge.obj \
+    > log.surfacePointMerge 2>&1
+
 # Orient so point to be meshed is inside surface
 surfaceOrient \
-    constant/triSurface/m_car01.obj \
+    constant/triSurface/m_car01_merge.obj \
     -inside -usePierceTest '(13 -200 149)' \
-    constant/triSurface/m_car01_orient.obj \
+    constant/triSurface/m_car01_merge_orient.obj \
     > log.surfaceOrient.m_car01 2>&1
 
 # Same for outside
@@ -20,14 +24,14 @@ surfaceOrient \
 
 # Surface has open edges. Create dummy features for now.
 runApplication surfaceFeatureExtract \
-    constant/triSurface/m_car01_orient.obj \
-    m_car01 -minElem 10000000 
+    constant/triSurface/m_car01_merge_orient.obj \
+    m_car01 -includedAngle 165 -writeObj
 mv log.surfaceFeatureExtract log.surfaceFeatureExtract.m_car01
 
 unset FOAM_SIGFPE
 runApplication surfaceFeatureExtract \
     constant/triSurface/domain_orient.stl \
-    domain -includedAngle 125
+    domain -includedAngle 125 -writeObj
 mv log.surfaceFeatureExtract log.surfaceFeatureExtract.domain
 
 # Generate aligned points (in constant/internalDelaunayVertices) and a
diff --git a/tutorials/mesh/cvMesh/car/system/controlDict b/tutorials/mesh/cvMesh/car/system/controlDict
index 80a07099d6..e30977fd5b 100644
--- a/tutorials/mesh/cvMesh/car/system/controlDict
+++ b/tutorials/mesh/cvMesh/car/system/controlDict
@@ -28,7 +28,7 @@ startTime       0;
 
 stopAt          endTime;
 
-endTime         1;  //80;
+endTime         0;  //80;
 
 deltaT          1;
 
diff --git a/tutorials/mesh/cvMesh/car/system/cvMeshDict b/tutorials/mesh/cvMesh/car/system/cvMeshDict
index 97f14403bc..d0ce6f6b13 100644
--- a/tutorials/mesh/cvMesh/car/system/cvMeshDict
+++ b/tutorials/mesh/cvMesh/car/system/cvMeshDict
@@ -58,18 +58,18 @@ See also cvControls.H in the conformalVoronoiMesh library
 geometry
 {
     // Internal shape
-    m_car01_orient.obj
+    m_car01_merge_orient.obj
     {
-        //name m_car01;
-        type triSurfaceMesh;
+        name m_car01;
+        type closedTriSurfaceMesh;
     }
 
-    m_car01
-    {
-        type searchableSurfaceWithGaps;
-        surface m_car01_orient.obj;
-        gap 1e-2;
-    }
+    // m_car01
+    // {
+    //     type searchableSurfaceWithGaps;
+    //     surface m_car01_orient.obj;
+    //     gap 1e-2;
+    // }
 
     // Outside of domain
     domain_orient.stl
@@ -189,7 +189,7 @@ surfaceConformation
         m_car01
         {
             featureMethod extendedFeatureEdgeMesh;
-            extendedFeatureEdgeMesh "m_car01_orient.extendedFeatureEdgeMesh";
+            extendedFeatureEdgeMesh "m_car01_merge_orient.extendedFeatureEdgeMesh";
         }
 
         domain
@@ -223,7 +223,7 @@ initialPoints
         // Initial number of refinement levels. Needs to be enough to pick
         // up features due to size ratio. If not enough it will take longer
         // to determine point seeding.
-        minLevels 4;
+        minLevels 1;
         // Split box if ratio of min to max cell size larger than maxSizeRatio
         maxSizeRatio 5.0;
         // Per box sample 3x3x3 internally
diff --git a/tutorials/mesh/cvMesh/car/system/topoSetDict b/tutorials/mesh/cvMesh/car/system/topoSetDict
index d896ebdc0c..cc6c1572bd 100644
--- a/tutorials/mesh/cvMesh/car/system/topoSetDict
+++ b/tutorials/mesh/cvMesh/car/system/topoSetDict
@@ -24,7 +24,7 @@ actions
         source  boxToCell;
         sourceInfo
         {
-            box (-100 -100 0)(100 100 100);
+            box (-100000 -100000 50)(100000 100000 100000);
         }
     }
 
@@ -67,7 +67,7 @@ actions
         source  boxToCell;
         sourceInfo
         {
-            box (-100 0.1 -100)(100 100 100);
+            box (-100000 0 -100000)(100000 100000 100000);
         }
     }
 
@@ -110,7 +110,7 @@ actions
         source  boxToCell;
         sourceInfo
         {
-            box (0.3 -100 -100)(100 100 100);
+            box (0 -100000 -100000)(100000 100000 100000);
         }
     }