diff --git a/firmware/controllers/engine_controller.cpp b/firmware/controllers/engine_controller.cpp
index 6c65715eed..1d497575fb 100644
--- a/firmware/controllers/engine_controller.cpp
+++ b/firmware/controllers/engine_controller.cpp
@@ -696,7 +696,7 @@ void initEngineContoller(Logging *sharedLogger DECLARE_ENGINE_PARAMETER_SUFFIX)
  * UNUSED_SIZE contants.
  */
 #ifndef RAM_UNUSED_SIZE
-#define RAM_UNUSED_SIZE 8900
+#define RAM_UNUSED_SIZE 8800
 #endif
 #ifndef CCM_UNUSED_SIZE
 #define CCM_UNUSED_SIZE 2900
diff --git a/firmware/init/sensor/init_tps.cpp b/firmware/init/sensor/init_tps.cpp
index 4e742d1b6f..46c8609c3b 100644
--- a/firmware/init/sensor/init_tps.cpp
+++ b/firmware/init/sensor/init_tps.cpp
@@ -23,8 +23,12 @@ FunctionalSensor tpsSens2s(SensorType::Tps2Secondary, MS2NT(10));
 RedundantSensor tps1(SensorType::Tps1, SensorType::Tps1Primary, SensorType::Tps1Secondary);
 RedundantSensor tps2(SensorType::Tps2, SensorType::Tps2Primary, SensorType::Tps2Secondary);
 
-LinearFunc pedalFunc;
-FunctionalSensor pedalSensor(SensorType::AcceleratorPedal, MS2NT(10));
+LinearFunc pedalFuncPrimary;
+LinearFunc pedalFuncSecondary;
+FunctionalSensor pedalSensorPrimary(SensorType::AcceleratorPedalPrimary, MS2NT(10));
+FunctionalSensor pedalSensorSecondary(SensorType::AcceleratorPedalSecondary, MS2NT(10));
+
+RedundantSensor pedal(SensorType::AcceleratorPedal, SensorType::AcceleratorPedalPrimary, SensorType::AcceleratorPedalSecondary);
 
 // This sensor indicates the driver's throttle intent - Pedal if we have one, TPS if not.
 ProxySensor driverIntent(SensorType::DriverThrottleIntent);
@@ -75,7 +79,8 @@ void initTps(DECLARE_ENGINE_PARAMETER_SIGNATURE) {
 	initTpsFuncAndRedund(tps1, tpsFunc1s, tpsSens1s, CONFIG(tps1_2AdcChannel), CONFIG(tps1SecondaryMin), CONFIG(tps1SecondaryMax), min, max);
 	initTpsFunc(tpsFunc2p, tpsSens2p, CONFIG(tps2_1AdcChannel), CONFIG(tps2Min), CONFIG(tps2Max), min, max);
 	initTpsFuncAndRedund(tps2, tpsFunc2s, tpsSens2s, CONFIG(tps2_2AdcChannel), CONFIG(tps2SecondaryMin), CONFIG(tps2SecondaryMax), min, max);
-	initTpsFunc(pedalFunc, pedalSensor, CONFIG(throttlePedalPositionAdcChannel), CONFIG(throttlePedalUpVoltage), CONFIG(throttlePedalWOTVoltage), min, max);
+	initTpsFunc(pedalFuncPrimary, pedalSensorPrimary, CONFIG(throttlePedalPositionAdcChannel), CONFIG(throttlePedalUpVoltage), CONFIG(throttlePedalWOTVoltage), min, max);
+	initTpsFuncAndRedund(pedal, pedalFuncSecondary, pedalSensorSecondary, CONFIG(throttlePedalPositionSecondAdcChannel), CONFIG(throttlePedalSecondaryUpVoltage), CONFIG(throttlePedalSecondaryWOTVoltage), min, max);
 
 	// Route the pedal or TPS to driverIntent as appropriate
 	if (CONFIG(throttlePedalPositionAdcChannel) != EFI_ADC_NONE) {
@@ -98,5 +103,6 @@ void reconfigureTps(DECLARE_ENGINE_PARAMETER_SIGNATURE) {
 	configureTps(tpsFunc2p, CONFIG(tps2Min), CONFIG(tps2Max), min, max);
 	configureTps(tpsFunc2s, CONFIG(tps2SecondaryMin), CONFIG(tps2SecondaryMax), min, max);
 
-	configureTps(pedalFunc, CONFIG(throttlePedalUpVoltage), CONFIG(throttlePedalWOTVoltage), min, max);
+	configureTps(pedalFuncPrimary, CONFIG(throttlePedalUpVoltage), CONFIG(throttlePedalWOTVoltage), min, max);
+	configureTps(pedalFuncSecondary, CONFIG(throttlePedalSecondaryUpVoltage), CONFIG(throttlePedalSecondaryWOTVoltage), min, max);
 }
diff --git a/unit_tests/tests/sensor/test_sensor_init.cpp b/unit_tests/tests/sensor/test_sensor_init.cpp
index b028b73a65..54946bf6ff 100644
--- a/unit_tests/tests/sensor/test_sensor_init.cpp
+++ b/unit_tests/tests/sensor/test_sensor_init.cpp
@@ -61,7 +61,7 @@ TEST(SensorInit, Pedal) {
 	initTps(PASS_ENGINE_PARAMETER_SIGNATURE);
 
 	// Ensure the sensors were registered
-	auto s = const_cast<Sensor*>(Sensor::getSensorOfType(SensorType::AcceleratorPedal));
+	auto s = const_cast<Sensor*>(Sensor::getSensorOfType(SensorType::AcceleratorPedalPrimary));
 	ASSERT_NE(nullptr, s);
 
 	// Test in range
@@ -72,6 +72,10 @@ TEST(SensorInit, Pedal) {
 	// Test out of range
 	EXPECT_POINT_INVALID(s, 0.0f);
 	EXPECT_POINT_INVALID(s, 5.0f);
+
+	// Test that the passthru (redundant sensor) is working
+	EXPECT_POINT_VALID(s, 2.5f, 50.0f);
+	EXPECT_NEAR(50.0f, Sensor::get(SensorType::AcceleratorPedal).value_or(-1), EPS2D);
 }
 
 TEST(SensorInit, DriverIntentNoPedal) {