diff --git a/Models/Instruments/Lower-ECAM/Lower-ECAM.nas b/Models/Instruments/Lower-ECAM/Lower-ECAM.nas
index 83e0ea6b..220b665e 100644
--- a/Models/Instruments/Lower-ECAM/Lower-ECAM.nas
+++ b/Models/Instruments/Lower-ECAM/Lower-ECAM.nas
@@ -11,6 +11,7 @@ var lowerECAM_eng = nil;
 var lowerECAM_fctl = nil;
 var lowerECAM_display = nil;
 var page = "eng";
+var oat = getprop("/environment/temperature-degc");
 setprop("/systems/electrical/extra/apu-load", 0);
 setprop("/systems/electrical/extra/apu-volts", 0);
 setprop("/systems/electrical/extra/apu-hz", 0);
@@ -115,11 +116,13 @@ var canvas_lowerECAM_apu = {
 		return m;
 	},
 	getKeys: func() {
-		return ["APUN-needle","APUEGT-needle","APUN","APUEGT","APUAvail","APUFlapOpen","APUBleedValve","APUBleedOnline","APUGenLoad","APUGenVolt","APUGenHz","APUBleedPSI","GW","TAT","SAT"];
+		return ["APUN-needle","APUEGT-needle","APUN","APUEGT","APUAvail","APUFlapOpen","APUBleedValve","APUBleedOnline","APUGenOnline","APUGentext","APUGenLoad","APUGenbox","APUGenVolt","APUGenHz","APUBleedPSI","APUfuelLO","GW","TAT","SAT","text3724","text3728","text3732"];
 	},
 	update: func() {
+		oat = getprop("/environment/temperature-degc");
+		
 		# Avail and Flap Open
-		if (getprop("/systems/apu/rpm") > 3.5 and getprop("/controls/APU/master") == 1) {
+		if (getprop("/systems/apu/flap") == 1) {
 			me["APUFlapOpen"].show();
 		} else {
 			me["APUFlapOpen"].hide();
@@ -130,7 +133,13 @@ var canvas_lowerECAM_apu = {
 		} else {
 			me["APUAvail"].hide();
 		}
-
+		
+		if (getprop("/fdm/jsbsim/propulsion/tank[2]/contents-lbs") < 100) {
+			me["APUfuelLO"].show();
+		} else {
+			me["APUfuelLO"].hide();
+		}
+		
 		# APU Gen
 		if (getprop("/systems/electrical/extra/apu-volts") > 110) {
 			me["APUGenVolt"].setColor(0,1,0);
@@ -143,13 +152,43 @@ var canvas_lowerECAM_apu = {
 		} else {
 			me["APUGenHz"].setColor(1,0.6,0);
 		}
+		
+		if (getprop("/controls/APU/master") == 1 or getprop("/systems/apu/rpm") >= 94.9) {
+			me["APUGenbox"].show();
+			me["APUGenHz"].show();
+			me["APUGenVolt"].show();
+			me["APUGenLoad"].show();
+			me["text3724"].show();
+			me["text3728"].show();
+			me["text3732"].show();
+		} else {
+			me["APUGenbox"].hide();
+			me["APUGenHz"].hide();
+			me["APUGenVolt"].hide();
+			me["APUGenLoad"].hide();
+			me["text3724"].hide();
+			me["text3728"].hide();
+			me["text3732"].hide();
+		}
+		
+		if ((getprop("/systems/apu/rpm") > 94.9) and (getprop("/controls/electrical/switches/gen-apu") == 1)) {
+			me["APUGenOnline"].show();
+		} else {
+			me["APUGenOnline"].hide();
+		}
+		
+		if ((getprop("/controls/APU/master") == 0) or ((getprop("/controls/APU/master") == 1) and (getprop("/controls/electrical/switches/gen-apu") == 1) and (getprop("/systems/apu/rpm") > 94.9))) {
+			me["APUGentext"].setColor(1,1,1);
+		} else if ((getprop("/controls/APU/master") == 1) and (getprop("/controls/electrical/switches/gen-apu") == 0) and (getprop("/systems/apu/rpm") < 94.9)) { 
+			me["APUGentext"].setColor(1,0.6,0);
+		}
 
 		me["APUGenLoad"].setText(sprintf("%s", math.round(getprop("/systems/electrical/extra/apu-load"))));
 		me["APUGenVolt"].setText(sprintf("%s", math.round(getprop("/systems/electrical/extra/apu-volts"))));
 		me["APUGenHz"].setText(sprintf("%s", math.round(getprop("/systems/electrical/extra/apu-hz"))));
 
 		# APU Bleed
-		if (getprop("/systems/apu/rpm") >= 94.9) {
+		if (getprop("/controls/adirs/ir[1]/knob") != 1 and (getprop("/controls/APU/master") == 1 or getprop("/systems/pneumatic/bleedapu") > 0)) {
 			me["APUBleedPSI"].setColor(0,1,0);
 			me["APUBleedPSI"].setText(sprintf("%s", math.round(getprop("/systems/pneumatic/bleedapu"))));
 		} else {
@@ -157,7 +196,7 @@ var canvas_lowerECAM_apu = {
 			me["APUBleedPSI"].setText(sprintf("%s", "XX"));
 		}
 
-		if (getprop("/systems/pneumatic/bleedapu") > 0 and getprop("/controls/pneumatic/switches/bleedapu") == 1) {
+		if (getprop("/controls/pneumatic/switches/bleedapu") == 1) {
 			me["APUBleedValve"].setRotation(90*D2R);
 			me["APUBleedOnline"].show();
 		} else {
@@ -166,8 +205,22 @@ var canvas_lowerECAM_apu = {
 		}
 
 		# APU N and EGT
-		me["APUN"].setText(sprintf("%s", math.round(getprop("/systems/apu/rpm"))));
-		me["APUEGT"].setText(sprintf("%s", math.round(getprop("/systems/apu/egt"))));
+		if (getprop("/controls/APU/master") == 1) {
+			me["APUN"].setColor(0,1,0);
+			me["APUN"].setText(sprintf("%s", math.round(getprop("/systems/apu/rpm"))));
+			me["APUEGT"].setColor(0,1,0);
+			me["APUEGT"].setText(sprintf("%s", math.round(getprop("/systems/apu/egt"))));
+		} else if (getprop("/systems/apu/rpm") >= 1) {
+			me["APUN"].setColor(0,1,0);
+			me["APUN"].setText(sprintf("%s", math.round(getprop("/systems/apu/rpm"))));
+			me["APUEGT"].setColor(0,1,0);
+			me["APUEGT"].setText(sprintf("%s", math.round(getprop("/systems/apu/egt"))));
+		} else {
+			me["APUN"].setColor(1,0.6,0);
+			me["APUN"].setText(sprintf("%s", "XX"));
+			me["APUEGT"].setColor(1,0.6,0);
+			me["APUEGT"].setText(sprintf("%s", "XX"));
+		}
 		me["APUN-needle"].setRotation((getprop("/ECAM/Lower/APU-N") + 90)*D2R);
 		me["APUEGT-needle"].setRotation((getprop("/ECAM/Lower/APU-EGT") + 90)*D2R);
 
diff --git a/Models/Instruments/Lower-ECAM/res/apu.svg b/Models/Instruments/Lower-ECAM/res/apu.svg
index cc8b99b1..bf855260 100644
--- a/Models/Instruments/Lower-ECAM/res/apu.svg
+++ b/Models/Instruments/Lower-ECAM/res/apu.svg
@@ -37,14 +37,14 @@
      guidetolerance="10"
      inkscape:pageopacity="1"
      inkscape:pageshadow="2"
-     inkscape:window-width="1920"
-     inkscape:window-height="1030"
+     inkscape:window-width="1366"
+     inkscape:window-height="706"
      id="namedview371"
      showgrid="true"
-     inkscape:zoom="0.5"
-     inkscape:cx="840.634"
-     inkscape:cy="837.30899"
-     inkscape:window-x="1592"
+     inkscape:zoom="0.94"
+     inkscape:cx="-75.451106"
+     inkscape:cy="1080.5167"
+     inkscape:window-x="-8"
      inkscape:window-y="-8"
      inkscape:window-maximized="1"
      inkscape:current-layer="svg2">
@@ -78,8 +78,9 @@
      style="font-style:normal;font-weight:normal;font-size:34px;line-height:125%;font-family:sans-serif;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
      x="196.37218"
      y="164.61017"
-     id="text3720"
-     sodipodi:linespacing="125%"><tspan
+     id="APUGentext"
+     sodipodi:linespacing="125%"
+     inkscape:label="#text3720"><tspan
        sodipodi:role="line"
        id="tspan3722"
        x="196.37218"
@@ -414,7 +415,8 @@
        style="fill:#515256;fill-opacity:1" />
   </g>
   <g
-     id="g3460">
+     id="APUGenbox"
+     inkscape:label="#g3460">
     <rect
        y="123.87109"
        x="99.823715"
@@ -713,4 +715,47 @@
        x="830.58368"
        y="312.50412"
        style="font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;font-size:42px;font-family:Arial;-inkscape-font-specification:Arial;text-align:end;text-anchor:end;fill:#00ff00">34</tspan></text>
+  <text
+     xml:space="preserve"
+     style="font-style:normal;font-weight:normal;font-size:32px;line-height:125%;font-family:sans-serif;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
+     x="579.20001"
+     y="537.60004"
+     id="APUfuelLO"
+     sodipodi:linespacing="125%"
+     inkscape:label="#text4237"><tspan
+       sodipodi:role="line"
+       id="tspan4239"
+       x="579.20001"
+       y="537.60004"
+       style="font-size:48px;fill:#ff9900;fill-opacity:1">FUEL LO PR</tspan></text>
+  <g
+     inkscape:label="#g3441"
+     id="APUGenOnline"
+     transform="translate(-651.2,-22.4)">
+    <rect
+       y="123.27498"
+       x="841.24066"
+       height="21.920309"
+       width="5.3955846"
+       id="rect4241"
+       style="fill:#00ff00;fill-opacity:1;stroke:none;stroke-width:1;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1" />
+    <path
+       sodipodi:type="star"
+       style="fill:none;fill-opacity:1;stroke:#00ff00;stroke-width:4.69756889;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1"
+       id="path4243"
+       sodipodi:sides="3"
+       sodipodi:cx="788.80811"
+       sodipodi:cy="109.92132"
+       sodipodi:r1="14.398978"
+       sodipodi:r2="7.1544757"
+       sodipodi:arg1="2.6191108"
+       sodipodi:arg2="3.6663083"
+       inkscape:flatsided="true"
+       inkscape:rounded="0"
+       inkscape:randomized="0"
+       d="m 776.33019,117.10687 12.494,-21.584521 12.44575,21.612381 z"
+       inkscape:transform-center-x="-0.045894102"
+       inkscape:transform-center-y="-3.4535777"
+       transform="matrix(1.0702291,0,0,0.97557219,-0.2069507,6.7326558)" />
+  </g>
 </svg>
diff --git a/Nasal/engines.nas b/Nasal/engines.nas
index c1115534..94f022b8 100644
--- a/Nasal/engines.nas
+++ b/Nasal/engines.nas
@@ -23,9 +23,9 @@ var n2_max = 102.1;
 var egt_max = 712;
 var n1_wm = 0;
 var n2_wm = 0;
-var apu_max = 99.2;
-var apu_egt_min = 496;
-var apu_egt_max = 643;
+var apu_max = 100;
+var apu_egt_min = 352;
+var apu_egt_max = 704;
 var spinup_time = 49;
 var start_time = 10;
 var egt_lightup_time = 2;
@@ -311,9 +311,9 @@ var apu_egt_check = func {
 }
 
 var apu_egt2_check = func {
-	if (getprop("/systems/apu/egt") >= 643) {
+	if (getprop("/systems/apu/egt") >= 701) {
 		apu_egt2_checkt.stop();
-		interpolate("/systems/apu/egt", apu_egt_min, 20);
+		interpolate("/systems/apu/egt", apu_egt_min, 30);
 	}
 }
 
@@ -332,7 +332,7 @@ setlistener("/controls/APU/master", func {
 
 var apu_stop = func {
 	interpolate("/systems/apu/rpm", 0, 30);
-	interpolate("/systems/apu/egt", 42, 30);
+	interpolate("/systems/apu/egt", 42, 40);
 }
 
 #######################