diff --git a/src/main.cpp b/src/main.cpp
index 0491219..65a967b 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -57,7 +57,7 @@ void pm_init() {
 }
 
 extern "C" void app_main() {
-  // pm_init();
+  pm_init();
   mainApp();
   // servo_test();
 }
\ No newline at end of file
diff --git a/src/mainEventLoop.cpp b/src/mainEventLoop.cpp
index 73b4589..74ccdb0 100644
--- a/src/mainEventLoop.cpp
+++ b/src/mainEventLoop.cpp
@@ -9,6 +9,7 @@
 #include "socketIO.hpp"
 #include "max17048.h"
 #include "esp_sleep.h"
+#include "defines.h"
 
 // Give C linkage so max17048.c (a C translation unit) can link against these
 extern "C" {
@@ -68,6 +69,8 @@ bool postServoPos(uint8_t currentAppPos) {
     cJSON_Delete(response);
 
     if (awaitCalib) {
+      gpio_set_level(debugLED, 1); // Start with LED off
+      gpio_hold_en(debugLED);
       Calibration::clearCalibrated();
       if (!calibrate()) {
         if (!WiFi::attemptDHCPrenewal())
@@ -77,6 +80,8 @@ bool postServoPos(uint8_t currentAppPos) {
           setupAndCalibrate();
         }
       }
+      gpio_hold_dis(debugLED);
+      gpio_set_level(debugLED, 0);
     }
   }
   return success;
@@ -201,7 +206,7 @@ void mainEventLoop() {
       postBatteryAlert(alertType, established_soc);
       printf("CRITICAL BATTERY EVENT (%s, SOC=%d%%). Entering deep sleep.\n",
              battAlertTypeStr(alertType), established_soc);
-      // esp_deep_sleep_start();
+      esp_deep_sleep_start();
 
     } else if (received_event_type == EVENT_BATTERY_WARNING) {
       postBatteryAlert((batt_alert_type_t)bms_pending_alert, established_soc);
diff --git a/src/max17048.c b/src/max17048.c
index da4e826..90ce08e 100644
--- a/src/max17048.c
+++ b/src/max17048.c
@@ -91,7 +91,7 @@ void bms_checker_task(void *pvParameters) {
 
     main_event_type_t evt;
 
-    if ((status & VHbit) || (status & HDbit) || ((status & VLbit) && soc < SOC_CRITICAL_VL)) {
+    if ((status & HDbit) || ((status & VLbit) && soc < SOC_CRITICAL_VL)) {
       // Critical: overvoltage (hardware fault) or battery truly empty
       bms_pending_alert = (status & VHbit) ? BATT_ALERT_OVERVOLTAGE : BATT_ALERT_CRITICAL_LOW;
       evt = EVENT_BATTERY_CRITICAL;
diff --git a/src/setup.cpp b/src/setup.cpp
index 6eb8d38..8030cc9 100644
--- a/src/setup.cpp
+++ b/src/setup.cpp
@@ -23,6 +23,7 @@ void setupAndCalibrate() {
   gpio_reset_pin(debugLED);
   gpio_set_direction(debugLED, GPIO_MODE_OUTPUT);
   gpio_set_level(debugLED, 1); // Start with LED off
+  gpio_hold_en(debugLED);
   while (1) {
     setupLoop();
     if (awaitCalibration) {
@@ -30,6 +31,7 @@ void setupAndCalibrate() {
     }
     else break;
   }
+  gpio_hold_dis(debugLED);
   gpio_set_level(debugLED, 0); // Start with LED off
 }