diff --git a/addons/fleet/fleet_demo.xml b/addons/fleet/fleet_demo.xml
index 0387d9cd41d..d70943f4beb 100644
--- a/addons/fleet/fleet_demo.xml
+++ b/addons/fleet/fleet_demo.xml
@@ -253,7 +253,7 @@
           <field name="color">Black</field>
           <field name="location">Grand-Rosiere</field>
           <field name="doors">5</field>
-          <field name="driver" ref="base.res_partner_address_18" />
+          <field name="driver_id" ref="base.res_partner_address_18" />
           <field name="acquisition_date" eval="time.strftime('%Y-%m-%d 2:00:00')" />
           <field name="state" ref="vehicle_state_active"/>
           <field name="odometer_unit">kilometers</field>
@@ -268,7 +268,7 @@
           <field name="color">Red</field>
           <field name="location">Grand-Rosiere</field>
           <field name="doors">5</field>
-          <field name="driver" ref="base.res_partner_address_19" />
+          <field name="driver_id" ref="base.res_partner_address_19" />
           <field name="acquisition_date" eval="time.strftime('%Y-%m-%d 2:00:00')" />
           <field name="state" ref="vehicle_state_inactive"/>
           <field name="odometer_unit">kilometers</field>
@@ -283,7 +283,7 @@
           <field name="color">Titanium Grey</field>
           <field name="location">Grand-Rosiere</field>
           <field name="doors">3</field>
-          <field name="driver" ref="base.res_partner_address_17" />
+          <field name="driver_id" ref="base.res_partner_address_17" />
           <field name="acquisition_date" eval="time.strftime('%Y-%m-%d 2:00:00')" />
           <field name="state" ref="vehicle_state_active"/>
           <field name="odometer_unit">kilometers</field>
@@ -298,7 +298,7 @@
           <field name="color">White</field>
           <field name="location">Grand-Rosiere</field>
           <field name="doors">3</field>
-          <field name="driver" ref="base.res_partner_address_16" />
+          <field name="driver_id" ref="base.res_partner_address_16" />
           <field name="acquisition_date" eval="time.strftime('%Y-%m-%d 2:00:00')" />
           <field name="state" ref="vehicle_state_active"/>
           <field name="odometer_unit">kilometers</field>
@@ -313,7 +313,7 @@
           <field name="color">Brown</field>
           <field name="location">Grand-Rosiere</field>
           <field name="doors">5</field>
-          <field name="driver" ref="base.res_partner_address_15" />
+          <field name="driver_id" ref="base.res_partner_address_15" />
           <field name="acquisition_date" eval="time.strftime('%Y-%m-%d 2:00:00')" />
           <field name="state" ref="vehicle_state_active"/>
           <field name="odometer_unit">kilometers</field>
@@ -862,7 +862,7 @@
       <record id="log_service_1" model="fleet.vehicle.log.services" >
         <field name="vehicle_id" ref="vehicle_2" />
         <field name="amount">650</field>
-        <field name="cost_subtype" ref="type_service_service_8"/>
+        <field name="cost_subtype_id" ref="type_service_service_8"/>
         <field name="date">2012-09-02</field>
         <field name="purchaser_id" ref="base.res_partner_address_18" />
         <field name="inv_ref">4586</field>
@@ -873,7 +873,7 @@
       <record id="services_cost_11" model="fleet.vehicle.cost" >
         <field name="vehicle_id" ref="vehicle_2" />
         <field name="amount">50</field>
-        <field name="cost_subtype" ref="type_service_7"/>
+        <field name="cost_subtype_id" ref="type_service_7"/>
         <field name="date">2012-09-02</field>
         <field name="parent_id" ref="log_service_1_fleet_vehicle_cost" />
       </record>
@@ -881,7 +881,7 @@
       <record id="services_cost_12" model="fleet.vehicle.cost" >
         <field name="vehicle_id" ref="vehicle_2" />
         <field name="amount">25</field>
-        <field name="cost_subtype" ref="type_service_8"/>
+        <field name="cost_subtype_id" ref="type_service_8"/>
         <field name="date">2012-09-02</field>
         <field name="parent_id" ref="log_service_1_fleet_vehicle_cost" />
       </record>
@@ -889,7 +889,7 @@
       <record id="services_cost_13" model="fleet.vehicle.cost" >
         <field name="vehicle_id" ref="vehicle_2" />
         <field name="amount">100</field>
-        <field name="cost_subtype" ref="type_service_9"/>
+        <field name="cost_subtype_id" ref="type_service_9"/>
         <field name="date">2012-09-02</field>
         <field name="parent_id" ref="log_service_1_fleet_vehicle_cost" />
       </record>
@@ -897,7 +897,7 @@
       <record id="log_service_2" model="fleet.vehicle.log.services" >
         <field name="vehicle_id" ref="vehicle_2" />
         <field name="amount">350</field>
-        <field name="cost_subtype" ref="type_service_service_8"/>
+        <field name="cost_subtype_id" ref="type_service_service_8"/>
         <field name="date">2012-11-02</field>
         <field name="purchaser_id" ref="base.res_partner_address_18" />
         <field name="inv_ref">4814</field>
@@ -908,7 +908,7 @@
       <record id="services_cost_21" model="fleet.vehicle.cost" >
         <field name="vehicle_id" ref="vehicle_2" />
         <field name="amount">100</field>
-        <field name="cost_subtype" ref="type_service_10"/>
+        <field name="cost_subtype_id" ref="type_service_10"/>
         <field name="date">2012-11-02</field>
         <field name="parent_id" ref="log_service_2_fleet_vehicle_cost" />
       </record>
@@ -916,7 +916,7 @@
       <record id="services_cost_22" model="fleet.vehicle.cost" >
         <field name="vehicle_id" ref="vehicle_2" />
         <field name="amount">150</field>
-        <field name="cost_subtype" ref="type_service_11"/>
+        <field name="cost_subtype_id" ref="type_service_11"/>
         <field name="date">2012-11-02</field>
         <field name="parent_id" ref="log_service_2_fleet_vehicle_cost" />
       </record>
@@ -924,7 +924,7 @@
       <record id="services_cost_23" model="fleet.vehicle.cost" >
         <field name="vehicle_id" ref="vehicle_2" />
         <field name="amount">100</field>
-        <field name="cost_subtype" ref="type_service_12"/>
+        <field name="cost_subtype_id" ref="type_service_12"/>
         <field name="date">2012-11-02</field>
         <field name="parent_id" ref="log_service_2_fleet_vehicle_cost" />
       </record>
@@ -932,7 +932,7 @@
       <record id="log_service_3" model="fleet.vehicle.log.services" >
         <field name="vehicle_id" ref="vehicle_1" />
         <field name="amount">513</field>
-        <field name="cost_subtype" ref="type_service_service_8"/>
+        <field name="cost_subtype_id" ref="type_service_service_8"/>
         <field name="date">2012-10-15</field>
         <field name="purchaser_id" ref="base.res_partner_address_18" />
         <field name="inv_ref">124</field>
@@ -943,7 +943,7 @@
       <record id="log_service_4" model="fleet.vehicle.log.services" >
         <field name="vehicle_id" ref="vehicle_3" />
         <field name="amount">412</field>
-        <field name="cost_subtype" ref="type_service_service_8"/>
+        <field name="cost_subtype_id" ref="type_service_service_8"/>
         <field name="date">2012-10-08</field>
         <field name="purchaser_id" ref="base.res_partner_address_18" />
         <field name="inv_ref">20984</field>
@@ -954,7 +954,7 @@
       <record id="log_service_5" model="fleet.vehicle.log.services" >
         <field name="vehicle_id" ref="vehicle_4" />
         <field name="amount">275</field>
-        <field name="cost_subtype" ref="type_service_service_8"/>
+        <field name="cost_subtype_id" ref="type_service_service_8"/>
         <field name="date">2012-09-25</field>
         <field name="purchaser_id" ref="base.res_partner_address_18" />
         <field name="inv_ref">241</field>
@@ -965,7 +965,7 @@
       <record id="log_service_6" model="fleet.vehicle.log.services" >
         <field name="vehicle_id" ref="vehicle_5" />
         <field name="amount">302</field>
-        <field name="cost_subtype" ref="type_service_service_8"/>
+        <field name="cost_subtype_id" ref="type_service_service_8"/>
         <field name="date">2012-09-15</field>
         <field name="purchaser_id" ref="base.res_partner_address_18" />
         <field name="inv_ref">22513</field>
@@ -978,7 +978,7 @@
         <field name="amount">0</field>
         <field name="cost_generated">20</field>
         <field name="cost_frequency">daily</field>
-        <field name="cost_subtype" ref="type_contract_leasing"/>
+        <field name="cost_subtype_id" ref="type_contract_leasing"/>
         <field name="date" eval="time.strftime('%Y-01-01')" />
         <field name="start_date" eval="time.strftime('%Y-01-01')" />
         <field name="expiration_date" eval="(DateTime.now() + timedelta(5)).strftime('%Y-%m-%d')" />
@@ -990,7 +990,7 @@
       <record id="contract_cost_11" model="fleet.vehicle.cost" >
         <field name="vehicle_id" ref="vehicle_2" />
         <field name="amount">50</field>
-        <field name="cost_subtype" ref="type_service_service_2"/>
+        <field name="cost_subtype_id" ref="type_service_service_2"/>
         <field name="date">2012-01-01</field>
         <field name="parent_id" ref="log_contract_1_fleet_vehicle_cost" />
       </record>
@@ -998,7 +998,7 @@
       <record id="contract_cost_12" model="fleet.vehicle.cost" >
         <field name="vehicle_id" ref="vehicle_2" />
         <field name="amount">25</field>
-        <field name="cost_subtype" ref="type_service_service_3"/>
+        <field name="cost_subtype_id" ref="type_service_service_3"/>
         <field name="date">2012-01-01</field>
         <field name="parent_id" ref="log_contract_1_fleet_vehicle_cost" />
       </record>
@@ -1006,7 +1006,7 @@
       <record id="contract_cost_13" model="fleet.vehicle.cost" >
         <field name="vehicle_id" ref="vehicle_2" />
         <field name="amount">100</field>
-        <field name="cost_subtype" ref="type_contract_omnium"/>
+        <field name="cost_subtype_id" ref="type_contract_omnium"/>
         <field name="date">2012-01-01</field>
         <field name="parent_id" ref="log_contract_1_fleet_vehicle_cost" />
       </record>
@@ -1016,7 +1016,7 @@
         <field name="amount">0</field>
         <field name="cost_generated">150</field>
         <field name="cost_frequency">weekly</field>
-        <field name="cost_subtype" ref="type_contract_leasing"/>
+        <field name="cost_subtype_id" ref="type_contract_leasing"/>
         <field name="date" eval="time.strftime('%Y-01-01')" />
         <field name="start_date" eval="time.strftime('%Y-01-01')" />
         <field name="expiration_date" eval="(DateTime.now() + timedelta(-1)).strftime('%Y-%m-%d')" />
@@ -1028,7 +1028,7 @@
       <record id="contract_cost_21" model="fleet.vehicle.cost" >
         <field name="vehicle_id" ref="vehicle_1" />
         <field name="amount">50</field>
-        <field name="cost_subtype" ref="type_service_service_2"/>
+        <field name="cost_subtype_id" ref="type_service_service_2"/>
         <field name="date">2012-01-01</field>
         <field name="parent_id" ref="log_contract_2_fleet_vehicle_cost" />
       </record>
@@ -1036,7 +1036,7 @@
       <record id="contract_cost_22" model="fleet.vehicle.cost" >
         <field name="vehicle_id" ref="vehicle_1" />
         <field name="amount">25</field>
-        <field name="cost_subtype" ref="type_service_service_3"/>
+        <field name="cost_subtype_id" ref="type_service_service_3"/>
         <field name="date">2012-01-01</field>
         <field name="parent_id" ref="log_contract_2_fleet_vehicle_cost" />
       </record>
@@ -1044,7 +1044,7 @@
       <record id="contract_cost_23" model="fleet.vehicle.cost" >
         <field name="vehicle_id" ref="vehicle_1" />
         <field name="amount">100</field>
-        <field name="cost_subtype" ref="type_contract_omnium"/>
+        <field name="cost_subtype_id" ref="type_contract_omnium"/>
         <field name="date">2012-01-01</field>
         <field name="parent_id" ref="log_contract_2_fleet_vehicle_cost" />
       </record>
@@ -1054,7 +1054,7 @@
         <field name="amount">0</field>
         <field name="cost_generated">400</field>
         <field name="cost_frequency">monthly</field>
-        <field name="cost_subtype" ref="type_contract_leasing"/>
+        <field name="cost_subtype_id" ref="type_contract_leasing"/>
         <field name="date" eval="time.strftime('%Y-01-01')"/>
         <field name="start_date" eval="time.strftime('%Y-01-01')" />
         <field name="expiration_date" eval="time.strftime('%Y-12-31')" />
@@ -1066,7 +1066,7 @@
       <record id="contract_cost_31" model="fleet.vehicle.cost" >
         <field name="vehicle_id" ref="vehicle_3" />
         <field name="amount">50</field>
-        <field name="cost_subtype" ref="type_service_service_2"/>
+        <field name="cost_subtype_id" ref="type_service_service_2"/>
         <field name="date">2012-01-01</field>
         <field name="parent_id" ref="log_contract_3_fleet_vehicle_cost" />
       </record>
@@ -1074,7 +1074,7 @@
       <record id="contract_cost_32" model="fleet.vehicle.cost" >
         <field name="vehicle_id" ref="vehicle_3" />
         <field name="amount">25</field>
-        <field name="cost_subtype" ref="type_service_service_3"/>
+        <field name="cost_subtype_id" ref="type_service_service_3"/>
         <field name="date">2012-01-01</field>
         <field name="parent_id" ref="log_contract_3_fleet_vehicle_cost" />
       </record>
@@ -1082,7 +1082,7 @@
       <record id="contract_cost_33" model="fleet.vehicle.cost" >
         <field name="vehicle_id" ref="vehicle_3" />
         <field name="amount">100</field>
-        <field name="cost_subtype" ref="type_contract_omnium"/>
+        <field name="cost_subtype_id" ref="type_contract_omnium"/>
         <field name="date">2012-01-01</field>
         <field name="parent_id" ref="log_contract_3_fleet_vehicle_cost" />
       </record>
@@ -1092,7 +1092,7 @@
         <field name="amount">0</field>
         <field name="cost_generated">4000</field>
         <field name="cost_frequency">yearly</field>
-        <field name="cost_subtype" ref="type_contract_leasing"/>
+        <field name="cost_subtype_id" ref="type_contract_leasing"/>
         <field name="date" eval="time.strftime('%Y-01-01')" />
         <field name="start_date" eval="time.strftime('%Y-01-01')" />
         <field name="expiration_date" eval="time.strftime('%Y-12-31')" />
@@ -1104,7 +1104,7 @@
       <record id="contract_cost_41" model="fleet.vehicle.cost" >
         <field name="vehicle_id" ref="vehicle_4" />
         <field name="amount">50</field>
-        <field name="cost_subtype" ref="type_service_service_2"/>
+        <field name="cost_subtype_id" ref="type_service_service_2"/>
         <field name="date">2012-01-01</field>
         <field name="parent_id" ref="log_contract_4_fleet_vehicle_cost" />
       </record>
@@ -1112,7 +1112,7 @@
       <record id="contract_cost_42" model="fleet.vehicle.cost" >
         <field name="vehicle_id" ref="vehicle_4" />
         <field name="amount">25</field>
-        <field name="cost_subtype" ref="type_service_service_3"/>
+        <field name="cost_subtype_id" ref="type_service_service_3"/>
         <field name="date">2012-01-01</field>
         <field name="parent_id" ref="log_contract_4_fleet_vehicle_cost" />
       </record>
@@ -1120,7 +1120,7 @@
       <record id="contract_cost_43" model="fleet.vehicle.cost" >
         <field name="vehicle_id" ref="vehicle_4" />
         <field name="amount">100</field>
-        <field name="cost_subtype" ref="type_contract_omnium"/>
+        <field name="cost_subtype_id" ref="type_contract_omnium"/>
         <field name="date">2012-01-01</field>
         <field name="parent_id" ref="log_contract_4_fleet_vehicle_cost" />
       </record>
@@ -1130,7 +1130,7 @@
         <field name="amount">17000</field>
         <field name="cost_generated">0</field>
         <field name="cost_frequency">no</field>
-        <field name="cost_subtype" ref="type_contract_leasing"/>
+        <field name="cost_subtype_id" ref="type_contract_leasing"/>
         <field name="date" eval="time.strftime('2012-01-01')" />
         <field name="start_date" eval="time.strftime('2012-01-01')" />
         <field name="expiration_date" eval="time.strftime('2016-12-31')" />
@@ -1142,7 +1142,7 @@
       <record id="contract_cost_51" model="fleet.vehicle.cost" >
         <field name="vehicle_id" ref="vehicle_5" />
         <field name="amount">50</field>
-        <field name="cost_subtype" ref="type_service_service_2"/>
+        <field name="cost_subtype_id" ref="type_service_service_2"/>
         <field name="date">2012-01-01</field>
         <field name="parent_id" ref="log_contract_5_fleet_vehicle_cost" />
       </record>
@@ -1150,7 +1150,7 @@
       <record id="contract_cost_52" model="fleet.vehicle.cost" >
         <field name="vehicle_id" ref="vehicle_5" />
         <field name="amount">25</field>
-        <field name="cost_subtype" ref="type_service_service_3"/>
+        <field name="cost_subtype_id" ref="type_service_service_3"/>
         <field name="date">2012-01-01</field>
         <field name="parent_id" ref="log_contract_5_fleet_vehicle_cost" />
       </record>
@@ -1158,7 +1158,7 @@
       <record id="contract_cost_53" model="fleet.vehicle.cost" >
         <field name="vehicle_id" ref="vehicle_5" />
         <field name="amount">100</field>
-        <field name="cost_subtype" ref="type_contract_omnium"/>
+        <field name="cost_subtype_id" ref="type_contract_omnium"/>
         <field name="date">2012-01-01</field>
         <field name="parent_id" ref="log_contract_5_fleet_vehicle_cost" />
       </record>
diff --git a/addons/fleet/security/fleet_security.xml b/addons/fleet/security/fleet_security.xml
index a7ad2ddf7ae..daaa0b0cba7 100644
--- a/addons/fleet/security/fleet_security.xml
+++ b/addons/fleet/security/fleet_security.xml
@@ -22,7 +22,7 @@
             <field name="perm_write" eval="False"/>
             <field name="perm_create" eval="False"/>
             <field name="perm_unlink" eval="False"/>
-            <field name="domain_force">[('cost_id.vehicle_id.driver','=',user.partner_id.id)]</field>
+            <field name="domain_force">[('cost_id.vehicle_id.driver_id','=',user.partner_id.id)]</field>
         </record>
         <record id="fleet_user_cost_visibility" model="ir.rule">
             <field name="name">User can only see his/her costs</field>
@@ -32,7 +32,7 @@
             <field name="perm_write" eval="True"/>
             <field name="perm_create" eval="True"/>
             <field name="perm_unlink" eval="False"/>
-            <field name="domain_force">[('vehicle_id.driver','=',user.partner_id.id)]</field>
+            <field name="domain_force">[('vehicle_id.driver_id','=',user.partner_id.id)]</field>
         </record>
         <record id="fleet_user_service_visibility" model="ir.rule">
             <field name="name">User can only see his/her vehicle's services</field>
@@ -42,7 +42,7 @@
             <field name="perm_write" eval="False"/>
             <field name="perm_create" eval="False"/>
             <field name="perm_unlink" eval="False"/>
-            <field name="domain_force">[('cost_id.vehicle_id.driver','=',user.partner_id.id)]</field>
+            <field name="domain_force">[('cost_id.vehicle_id.driver_id','=',user.partner_id.id)]</field>
         </record>
         <record id="fleet_user_odometer_visibility" model="ir.rule">
             <field name="name">User can only see his/her vehicle's odometer</field>
@@ -52,7 +52,7 @@
             <field name="perm_write" eval="True"/>
             <field name="perm_create" eval="True"/>
             <field name="perm_unlink" eval="True"/>
-            <field name="domain_force">[('vehicle_id.driver','=',user.partner_id.id)]</field>
+            <field name="domain_force">[('vehicle_id.driver_id','=',user.partner_id.id)]</field>
         </record>
         <record id="fleet_user_fuel_log_visibility" model="ir.rule">
             <field name="name">User can only see his/her vehicle's fuel log</field>
@@ -62,7 +62,7 @@
             <field name="perm_write" eval="True"/>
             <field name="perm_create" eval="True"/>
             <field name="perm_unlink" eval="True"/>
-            <field name="domain_force">[('cost_id.vehicle_id.driver','=',user.partner_id.id)]</field>
+            <field name="domain_force">[('cost_id.vehicle_id.driver_id','=',user.partner_id.id)]</field>
         </record>
         <record id="fleet_user_vehicle_visibility" model="ir.rule">
             <field name="name">User can only see his/her vehicle</field>
@@ -72,7 +72,7 @@
             <field name="perm_write" eval="True"/>
             <field name="perm_create" eval="False"/>
             <field name="perm_unlink" eval="False"/>
-            <field name="domain_force">[('driver','=',user.partner_id.id)]</field>
+            <field name="domain_force">[('driver_id','=',user.partner_id.id)]</field>
         </record>
         <record id="fleet_user_contract_visibility_manager" model="ir.rule">
             <field name="name">Manager has all rights on vehicle's contracts</field>