diff --git a/install-e.sh b/install-e.sh
index 7904d28c4829d01eb7e44d1cd7cfdc003bd8e354..9f0fe3d9f716765b65b2113ce43c287708b1bd50 100755
--- a/install-e.sh
+++ b/install-e.sh
@@ -22,6 +22,8 @@
 # Exit status
 # - 0 : /e/ installed
 # - 1 : Problems occurred (adb returns only 1 if an error occurs)
+# - 2 : Problems occurred during file transfer
+# - 3 : Problems occurred /e/ installation
 # - 101 : DEVICE_ID missing
 # - 102 : E_ARCHIVE_PATH missing
 
@@ -43,8 +45,13 @@ adb -s ${DEVICE_ID} shell twrp wipe system
 adb -s ${DEVICE_ID} shell twrp wipe cache
 adb -s ${DEVICE_ID} shell twrp wipe data
 adb -s ${DEVICE_ID} push  ${E_ARCHIVE_PATH} /sdcard
+
+if [ $? != 0 ] ; then exit 2 ; fi
+
 adb -s ${DEVICE_ID} shell twrp install /sdcard/${E_IMAGE}
 
+if [ $? != 0 ] ; then exit 3 ; fi
+
 sleep 1
 
 adb -s ${DEVICE_ID} shell rm /sdcard/${E_IMAGE}