diff --git a/ROMFS/px4fmu_common/init.d/rcS b/ROMFS/px4fmu_common/init.d/rcS
index 1b7e3641fa..f8df4fbfc4 100644
--- a/ROMFS/px4fmu_common/init.d/rcS
+++ b/ROMFS/px4fmu_common/init.d/rcS
@@ -471,12 +471,6 @@ then
 	fi
 
 	# Sensors on the PWM interface bank
-	if param compare SENS_EN_LL40LS 1
-	then
-		# clear pins 5 and 6
-		set FMU_MODE pwm4
-		set AUX_MODE pwm4
-	fi
 	if param greater TRIG_MODE 0
 	then
 		# We ONLY support trigger on pins 5 and 6 when simultanously using AUX for actuator output
@@ -740,7 +734,7 @@ then
 	then
 		if pwm_input start
 		then
-			if ll40ls start pwm
+			if ll40ls start i2c
 			then
 			fi
 		fi
diff --git a/src/modules/sensors/sensor_params.c b/src/modules/sensors/sensor_params.c
index 6ea6d03ffb..f2c18bff16 100644
--- a/src/modules/sensors/sensor_params.c
+++ b/src/modules/sensors/sensor_params.c
@@ -3230,7 +3230,7 @@ PARAM_DEFINE_INT32(RC_RSSI_PWM_MAX, 1000);
 PARAM_DEFINE_INT32(RC_RSSI_PWM_MIN, 2000);
 
 /**
- * Lidar-Lite (LL40LS) PWM
+ * Lidar-Lite (LL40LS) I2C
  *
  * @reboot_required true
  *