diff --git a/app/src/main/java/info/nightscout/androidaps/plugins/PumpCombo/ComboFragment.java b/app/src/main/java/info/nightscout/androidaps/plugins/PumpCombo/ComboFragment.java
index 7b72ee5d04..506bce7be5 100644
--- a/app/src/main/java/info/nightscout/androidaps/plugins/PumpCombo/ComboFragment.java
+++ b/app/src/main/java/info/nightscout/androidaps/plugins/PumpCombo/ComboFragment.java
@@ -172,17 +172,17 @@ public class ComboFragment extends SubscriberFragment implements View.OnClickLis
                     }
 
                     // reservoir
-                    int reservoirLevel = plugin.getPump().reservoirLevel;
-                    reservoirView.setText(reservoirLevel == -1 ? "" : "" + reservoirLevel + " "
-                            + MainApp.sResources.getString(R.string.treatments_wizard_unit_label));
                     if (ps.insulinState == PumpState.LOW) {
                         reservoirView.setTextColor(Color.YELLOW);
+                        reservoirView.setText(R.string.combo_reservoir_low);
                         reservoirView.setTypeface(null, Typeface.BOLD);
                     } else if (ps.insulinState == PumpState.EMPTY) {
                         reservoirView.setTextColor(Color.RED);
+                        reservoirView.setText(R.string.combo_reservoir_empty);
                         reservoirView.setTypeface(null, Typeface.BOLD);
                     } else {
                         reservoirView.setTextColor(Color.WHITE);
+                        reservoirView.setText(R.string.combo_reservoir_normal);
                         reservoirView.setTypeface(null, Typeface.NORMAL);
                     }
 
diff --git a/app/src/main/java/info/nightscout/androidaps/plugins/PumpCombo/ComboPlugin.java b/app/src/main/java/info/nightscout/androidaps/plugins/PumpCombo/ComboPlugin.java
index 93b2e0af8c..bc27a3ebbc 100644
--- a/app/src/main/java/info/nightscout/androidaps/plugins/PumpCombo/ComboPlugin.java
+++ b/app/src/main/java/info/nightscout/androidaps/plugins/PumpCombo/ComboPlugin.java
@@ -339,7 +339,7 @@ public class ComboPlugin implements PluginBase, PumpInterface, ConstraintsInterf
         if (!pump.initialized) {
             initializePump();
         } else {
-            runCommand(MainApp.sResources.getString(R.string.combo_pump_action_refreshing), 1, ruffyScripter::readReservoirLevelAndLastBolus);
+            runCommand(MainApp.sResources.getString(R.string.combo_pump_action_refreshing), 1, ruffyScripter::readPumpState);
         }
     }
 
@@ -379,13 +379,10 @@ public class ComboPlugin implements PluginBase, PumpInterface, ConstraintsInterf
         MainApp.bus().post(new EventInitializationChanged());
 
         // ComboFragment updates state fully only after the pump has initialized, so run this manually here
-        updateLocalData(runCommand(null, 1, ruffyScripter::readReservoirLevelAndLastBolus));
+        updateLocalData(readBasalResult);
     }
 
     private void updateLocalData(CommandResult result) {
-        if (result.reservoirLevel != PumpState.UNKNOWN) {
-            pump.reservoirLevel = result.reservoirLevel;
-        }
         if (result.state.menu != null) {
             pump.state = result.state;
         }
@@ -470,18 +467,13 @@ public class ComboPlugin implements PluginBase, PumpInterface, ConstraintsInterf
         }
         lastRequestedBolus = new Bolus(System.currentTimeMillis(), detailedBolusInfo.insulin, true);
 
-        CommandResult stateResult = runCommand(null, 1, ruffyScripter::readReservoirLevelAndLastBolus);
+        CommandResult stateResult = runCommand(null, 1, ruffyScripter::readPumpState);
         long pumpTimeWhenBolusWasRequested = stateResult .state.pumpTime;
         if (!stateResult.success || pumpTimeWhenBolusWasRequested == 0) {
             return new PumpEnactResult().success(false).enacted(false)
                     .comment(MainApp.sResources.getString(R.string.combo_error_no_bolus_delivered));
         }
 
-        if (stateResult.reservoirLevel < detailedBolusInfo.insulin) {
-            return new PumpEnactResult().success(false).enacted(false)
-                    .comment(MainApp.sResources.getString(R.string.combo_reservoir_level_insufficient_for_bolus));
-        }
-
         try {
             pump.activity = MainApp.sResources.getString(R.string.combo_pump_action_bolusing, detailedBolusInfo.insulin);
             MainApp.bus().post(new EventComboPumpUpdateGUI());
@@ -1034,9 +1026,11 @@ public class ComboPlugin implements PluginBase, PumpInterface, ConstraintsInterf
         try {
             JSONObject pumpJson = new JSONObject();
             pumpJson.put("clock", DateUtil.toISOString(pump.lastSuccessfulCmdTime));
-            if (pump.reservoirLevel != -1) {
-                pumpJson.put("reservoir", pump.reservoirLevel);
-            }
+
+            int level = 150;
+            if (pump.state.insulinState == PumpState.LOW) level = 8;
+            else if (pump.state.insulinState == PumpState.EMPTY) level = 0;
+            pumpJson.put("reservoir", level);
 
             JSONObject statusJson = new JSONObject();
             statusJson.put("status", getStateSummary());
diff --git a/app/src/main/java/info/nightscout/androidaps/plugins/PumpCombo/ComboPump.java b/app/src/main/java/info/nightscout/androidaps/plugins/PumpCombo/ComboPump.java
index 0455fa3ada..5980cf11eb 100644
--- a/app/src/main/java/info/nightscout/androidaps/plugins/PumpCombo/ComboPump.java
+++ b/app/src/main/java/info/nightscout/androidaps/plugins/PumpCombo/ComboPump.java
@@ -17,7 +17,6 @@ class ComboPump {
     public volatile String activity;
     @NonNull
     volatile PumpState state = new PumpState();
-    volatile int reservoirLevel = -1;
     @NonNull
     volatile BasalProfile basalProfile = new BasalProfile();
 
diff --git a/app/src/main/res/values-de/strings.xml b/app/src/main/res/values-de/strings.xml
index 9438e06d19..8edea19afe 100644
--- a/app/src/main/res/values-de/strings.xml
+++ b/app/src/main/res/values-de/strings.xml
@@ -778,5 +778,4 @@
     <string name="openapsama_bolussnooze_dia_divisor_summary">Standarwert: 2\nBolus snooze (\"Bolus-Schlummer\") bremst den Loop nach einem Mahleiten-Bolus, damit dieser nicht mit niedrigen TBR reagiert, wenn Du gerade gegessen hast. Beispiel: Der Standardwert 2 bewirkt, dass bei einem 3 Stunden DIA der Bolus snooze während 1.5 Stunden nach dem Bolus linear ausläuft (3 h Dia / 2 = 1.5 h Bolus snooze).</string>
     <string name="openapsama_min_5m_carbimpact_summary">Standardwert: 3.0\nDies ist eine Einstellung für die Standard-Kohlenhydrat-Absorptionswirkung pro 5 Minuten. Der Standardwert ist 3mg/dl/5min. Dies wirkt sich darauf aus, wie schnell der COB-Wert fällt und wieviel KH-Absorption bei der Berechnung des vorhergesagten BZ angenommen wird, wenn der BZ stärker als erwartet fällt oder nicht so stark wie erwartet steigt.</string>
     <string name="openapsama_link_to_preferncejson_doc_txt">Achtung! Normalerweise musst Du diese Werte nicht ändern. Bitte KLICKE HIER und LESE den Text. Verändere Werte erst, wenn Du den Inhalt des Textes verstanden hast.</string>
-    <string name="combo_reservoir_level_insufficient_for_bolus">Nicht mehr genug Insulin im Reservoir  für den Bolus</string>
 </resources>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 5cfb588165..100d35e2d4 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -865,6 +865,5 @@
     <string name="combo_error_partial_bolus_delivered">Only %.2f U of the requested bolus of %.2f U was delivered due to an error. Please check the pump to verify this and take appropriate actions.</string>
     <string name="combo_error_bolus_verification_failed">Delivering the bolus and verifying the pump\'s history failed, please check the pump and manually create a bolus record using the Careportal tab if a bolus was delivered.</string>
     <string name="combo_error_bolus_recovery_progress">Recovering from connection loss</string>
-    <string name="combo_reservoir_level_insufficient_for_bolus">Not enough insulin left in reservoir for bolus</string>
 </resources>