diff --git a/Missions/ProjectApollo/Apollo 1301.cfg b/Missions/ProjectApollo/Apollo 1301.cfg
index 7342c17261..0d77ff36a9 100644
--- a/Missions/ProjectApollo/Apollo 1301.cfg	
+++ b/Missions/ProjectApollo/Apollo 1301.cfg	
@@ -1,4 +1,5 @@
 Name=Apollo 13
+Apollo13Failures=TRUE
 SMJCVersion=2
 CMCVersion=Manche72R3
 LGCVersion=LM131R1
diff --git a/Orbitersdk/samples/ProjectApollo/src_aux/Mission.cpp b/Orbitersdk/samples/ProjectApollo/src_aux/Mission.cpp
index 27d8427311..0aeeb8c4fc 100644
--- a/Orbitersdk/samples/ProjectApollo/src_aux/Mission.cpp
+++ b/Orbitersdk/samples/ProjectApollo/src_aux/Mission.cpp
@@ -123,6 +123,7 @@ namespace mission {
 		bCrossPointerShades = false;
 		iLMNumber = 5; //LM-5
 		bLMEventTimerReverseAtZero = false;
+		bApollo13Failures = false;
 		strCDRName = "CDR";
 		strCMPName = "CMP";
 		strLMPName = "LMP";
@@ -291,6 +292,10 @@ namespace mission {
 				strncpy(buffer, line + 26, 255);
 				bLMEventTimerReverseAtZero = !_strnicmp(buffer, "TRUE", 4);
 			}
+			else if (!_strnicmp(line, "Apollo13Failures=", 17)) {
+				strncpy(buffer, line + 17, 255);
+				bApollo13Failures = !_strnicmp(buffer, "TRUE", 4);
+			}
 			else if (!_strnicmp(line, "CDRVesselName=", 14)) {
 				strncpy(buffer, line + 14, 255);
 				strCDRName.assign(buffer);
@@ -690,4 +695,9 @@ namespace mission {
 	{
 		return bLMEventTimerReverseAtZero;
 	}
+
+	bool Mission::DoApollo13Failures() const
+	{
+		return bApollo13Failures;
+	}
 }
\ No newline at end of file
diff --git a/Orbitersdk/samples/ProjectApollo/src_aux/Mission.h b/Orbitersdk/samples/ProjectApollo/src_aux/Mission.h
index f46a019aec..c4a894a4c7 100644
--- a/Orbitersdk/samples/ProjectApollo/src_aux/Mission.h
+++ b/Orbitersdk/samples/ProjectApollo/src_aux/Mission.h
@@ -125,6 +125,8 @@ namespace mission
 		virtual const std::string& GetLMPSuitName() const;
 		//false = LM event timer continues to count down through zero, true = when reaching zero it starts counting up
 		virtual bool IsLMEventTimerReversingAtZero() const;
+		//Run special Apollo 13 failure and audio code
+		virtual bool DoApollo13Failures() const;
 	protected:
 		bool GetCueCards(const std::vector<CueCardConfig> &cue, unsigned &counter, unsigned &loc, std::string &meshname, VECTOR3 &ofs);
 
@@ -175,6 +177,7 @@ namespace mission
 		double dTEPHEM0;
 		int iLMNumber;
 		bool bLMEventTimerReverseAtZero;
+		bool bApollo13Failures;
 
 		MATRIX3 CM_IMUDriftRates;
 		VECTOR3 CM_PIPABias;
diff --git a/Orbitersdk/samples/ProjectApollo/src_csm/satswitches.cpp b/Orbitersdk/samples/ProjectApollo/src_csm/satswitches.cpp
index e3deadd7d3..64f93963eb 100644
--- a/Orbitersdk/samples/ProjectApollo/src_csm/satswitches.cpp
+++ b/Orbitersdk/samples/ProjectApollo/src_csm/satswitches.cpp
@@ -40,6 +40,7 @@
 #include "ioChannels.h"
 
 #include "saturn.h"
+#include "Mission.h"
 
 #include "CM_VC_Resource.h"
 
@@ -223,7 +224,7 @@ void SaturnCryoQuantityMeter::DoDrawSwitch(double v, SURFHANDLE drawSurface)
 
 			#define O2FAILURETIME	(46.0 * 3600.0 + 45.0 * 60.0)
 
-			if (Sat->GetApolloNo() == 1301) {
+			if (Sat->GetMission()->DoApollo13Failures()) {
 				if (Sat->GetMissionTime() >= (O2FAILURETIME + 5.0)) {
 					v = 1.05;
 				}
diff --git a/Orbitersdk/samples/ProjectApollo/src_csm/saturn.cpp b/Orbitersdk/samples/ProjectApollo/src_csm/saturn.cpp
index 33db7d18d4..12e3fe9feb 100644
--- a/Orbitersdk/samples/ProjectApollo/src_csm/saturn.cpp
+++ b/Orbitersdk/samples/ProjectApollo/src_csm/saturn.cpp
@@ -1348,7 +1348,7 @@ void Saturn::clbkPostCreation()
 	// Load Apollo-13 specific sounds.
 	//
 
-	if (ApolloNo == 1301) {
+	if (pMission->DoApollo13Failures()) {
 		if (!KranzPlayed)
 			soundlib.LoadMissionSound(SKranz, A13_KRANZ, NULL, INTERNAL_ONLY);
 		if (!CryoStir)
@@ -1749,7 +1749,7 @@ void Saturn::clbkSaveState(FILEHANDLE scn)
 	if (AutoSlow) {
 		oapiWriteScenario_int (scn, "AUTOSLOW", 1);
 	}
-	if (ApolloNo == 1301) {
+	if (pMission->DoApollo13Failures()) {
 		oapiWriteScenario_int (scn, "A13STATE", GetA13State());
 	}
 	if (SIVBPayload != PAYLOAD_LEM) {
@@ -4550,7 +4550,7 @@ void Saturn::LoadDefaultSounds()
 void Saturn::StageSix(double simt){
 	UpdateMassAndCoG();
 
-	if (ApolloNo == 1301) {
+	if (pMission->DoApollo13Failures()) {
 
 		//
 		// Play cryo-stir audio.
diff --git a/Orbitersdk/samples/ProjectApollo/src_csm/saturn.h b/Orbitersdk/samples/ProjectApollo/src_csm/saturn.h
index 2d9040c280..4c558be7e2 100644
--- a/Orbitersdk/samples/ProjectApollo/src_csm/saturn.h
+++ b/Orbitersdk/samples/ProjectApollo/src_csm/saturn.h
@@ -1281,6 +1281,7 @@ class Saturn: public ProjectApolloConnectorVessel, public PanelSwitchListener {
 	virtual SIBSystems *GetSIB() { return NULL; }
 	virtual SICSystems *GetSIC() { return NULL; }
 	SECS *GetSECS() { return &secs; }
+	mission::Mission *GetMission() { return pMission; }
 
 	void ClearMeshes();