diff --git a/powerwall.sh b/powerwall.sh
index 8ae0306c..6df86c5a 100755
--- a/powerwall.sh
+++ b/powerwall.sh
@@ -245,7 +245,8 @@ CHECKTEMP_SERVICE(){
 				fi
 				if [ "${SENSORS_CHECK}" != "" ]; then
 					for SENSOR in "${SENSORS_CHECK[@]}"; do
-						last_temp[${SENSOR//-/}]=0
+						[ "${last_temp[${SENSOR//-/}]}" == "" ] && last_temp[${SENSOR//-/}]=0
+						echo "${SENSOR//-/} - ${last_temp[${SENSOR//-/}]}"
 						if [ "${PW_THRESHOLDS[${SENSORa}]}" != "" ]; then
 							echo ${PW_THRESHOLDS[${SENSORa}]} | cut -d',' -f 1 | read temp_warn
 							echo ${PW_THRESHOLDS[${SENSORa}]} | cut -d',' -f 2 | read temp_crit