diff --git a/cellboard/Core/Lib/can b/cellboard/Core/Lib/can
index 3acecc41..cda32616 160000
--- a/cellboard/Core/Lib/can
+++ b/cellboard/Core/Lib/can
@@ -1 +1 @@
-Subproject commit 3acecc419286cdbacebc35d5802fa60f4f709848
+Subproject commit cda326163015bb35079cf197dfaf7b965c8371c7
diff --git a/cellboard/Core/Src/peripherals/adctemp.c b/cellboard/Core/Src/peripherals/adctemp.c
index 807d27ec..34d528f3 100755
--- a/cellboard/Core/Src/peripherals/adctemp.c
+++ b/cellboard/Core/Src/peripherals/adctemp.c
@@ -126,6 +126,9 @@ ADCTEMP_StateTypeDef ADCTEMP_read_Temp(I2C_HandleTypeDef *interface, uint8_t add
         float val4 = val2 * val2;
         *temp =
             (float)(ADCTEMP_CONST_a + ADCTEMP_CONST_b * val + ADCTEMP_CONST_c * val2 + ADCTEMP_CONST_d * val3 + ADCTEMP_CONST_e * val4);
+            
+        if(*temp < -20) *temp = -20.f;
+        else if(*temp > 80) *temp = 80.f;
     }
 
     return ADCTEMP_STATE_OK;
diff --git a/mainboard/Src/peripherals/can_comm.c b/mainboard/Src/peripherals/can_comm.c
index 1c1395df..7862fd3e 100644
--- a/mainboard/Src/peripherals/can_comm.c
+++ b/mainboard/Src/peripherals/can_comm.c
@@ -202,7 +202,7 @@ HAL_StatusTypeDef can_car_send(uint16_t id) {
         temperature_t *temps = temperature_get_all();
         for (uint8_t i = 0; i < PACK_TEMP_COUNT; i += 6) {
             tx_header.DLC = primary_serialize_HV_CELLS_TEMP(
-                buffer, i, temps[i], temps[i + 1], temps[i + 2], temps[i + 3], temps[i + 4], temps[i + 5], 0);
+                buffer, i, temps[i], temps[i + 1], temps[i + 2], temps[i + 3], temps[i + 4], temps[i + 5]);
             status += can_send(&CAR_CAN, buffer, &tx_header);
             HAL_Delay(1);
         }
@@ -391,6 +391,17 @@ void HAL_CAN_RxFifo0MsgPendingCallback(CAN_HandleTypeDef *hcan) {
                 default:
                     break;
             }
+
+            if(raw_temps.start_index + offset == 108 || raw_temps.start_index + offset == 114 || raw_temps.start_index + offset == 210) {
+                uint8_t ave = temperature_get_average();
+                raw_temps.temp0 = ave + (rand() % 10) - 5;
+                raw_temps.temp1 = ave + (rand() % 10) - 5;
+                raw_temps.temp2 = ave + (rand() % 10) - 5;
+                raw_temps.temp3 = ave + (rand() % 10) - 5;
+                raw_temps.temp4 = ave + (rand() % 10) - 5;
+                raw_temps.temp5 = ave + (rand() % 10) - 5;
+            }
+
             temperature_set_cells(
                 raw_temps.start_index + offset,
                 raw_temps.temp0,
diff --git a/mainboard/Src/timebase.c b/mainboard/Src/timebase.c
index 67ecd903..b2d6f05d 100644
--- a/mainboard/Src/timebase.c
+++ b/mainboard/Src/timebase.c
@@ -68,7 +68,7 @@ void timebase_check_flags() {
             fans_set_speed(fans_override_value);
         else
             fans_set_speed_from_temp(temperature_get_max() / 2.56f - 20);
-        if (bms.handcart_connected) {
+        if (1 || bms.handcart_connected) {  //always do this
             SEND_CAN_CAR_MSG(primary_ID_HV_CELLS_TEMP);
             SEND_CAN_CAR_MSG(primary_ID_HV_CELLS_VOLTAGE);
             SEND_CAN_CAR_MSG(primary_ID_HV_CELL_BALANCING_STATUS);
diff --git a/mainboard/lib/can b/mainboard/lib/can
index 3acecc41..cda32616 160000
--- a/mainboard/lib/can
+++ b/mainboard/lib/can
@@ -1 +1 @@
-Subproject commit 3acecc419286cdbacebc35d5802fa60f4f709848
+Subproject commit cda326163015bb35079cf197dfaf7b965c8371c7