diff --git a/radio/1.6/vts/functional/radio_hidl_hal_api.cpp b/radio/1.6/vts/functional/radio_hidl_hal_api.cpp
index 44f9865..c167a6d 100644
--- a/radio/1.6/vts/functional/radio_hidl_hal_api.cpp
+++ b/radio/1.6/vts/functional/radio_hidl_hal_api.cpp
@@ -612,6 +612,9 @@
         EXPECT_EQ(0, cardStatus.applications.size());
     }
 
+    // Give some time for modem to fully power down the SIM card
+    sleep(MODEM_SET_SIM_POWER_DELAY_IN_SECONDS);
+
     /* Test setSimCardPower power up */
     serial = GetRandomSerialNumber();
     radio_v1_6->setSimCardPower_1_6(serial, CardPowerState::POWER_UP);
@@ -624,6 +627,9 @@
                                   ::android::hardware::radio::V1_6::RadioError::RADIO_NOT_AVAILABLE,
                                   ::android::hardware::radio::V1_6::RadioError::SIM_ERR}));
 
+    // Give some time for modem to fully power up the SIM card
+    sleep(MODEM_SET_SIM_POWER_DELAY_IN_SECONDS);
+
     // setSimCardPower_1_6 does not return  until the request is handled. Just verify that we still
     // have CardState::PRESENT after turning the power back on
     if (radioRsp_v1_6->rspInfo.error == ::android::hardware::radio::V1_6::RadioError::NONE) {
diff --git a/radio/1.6/vts/functional/radio_hidl_hal_utils_v1_6.h b/radio/1.6/vts/functional/radio_hidl_hal_utils_v1_6.h
index 54c2977..f041865 100644
--- a/radio/1.6/vts/functional/radio_hidl_hal_utils_v1_6.h
+++ b/radio/1.6/vts/functional/radio_hidl_hal_utils_v1_6.h
@@ -47,6 +47,7 @@
 
 #define MODEM_EMERGENCY_CALL_ESTABLISH_TIME 3
 #define MODEM_EMERGENCY_CALL_DISCONNECT_TIME 3
+#define MODEM_SET_SIM_POWER_DELAY_IN_SECONDS 2
 
 #define RADIO_SERVICE_SLOT1_NAME "slot1"  // HAL instance name for SIM slot 1 or single SIM device
 #define RADIO_SERVICE_SLOT2_NAME "slot2"  // HAL instance name for SIM slot 2 on dual SIM device