diff --git a/src/SparkFun_u-blox_GNSS_Arduino_Library.cpp b/src/SparkFun_u-blox_GNSS_Arduino_Library.cpp
index 68130fa..ecf50f1 100644
--- a/src/SparkFun_u-blox_GNSS_Arduino_Library.cpp
+++ b/src/SparkFun_u-blox_GNSS_Arduino_Library.cpp
@@ -406,7 +406,7 @@ void SFE_UBLOX_GNSS::setPacketCfgPayloadSize(size_t payloadSize)
 }
 
 //Initialize the I2C port
-bool SFE_UBLOX_GNSS::begin(TwoWire &wirePort, uint8_t deviceAddress)
+bool SFE_UBLOX_GNSS::begin(TwoWire &wirePort, uint8_t deviceAddress, uint16_t maxWait)
 {
   commType = COMM_TYPE_I2C;
   _i2cPort = &wirePort; //Grab which port the user wants us to use
@@ -429,19 +429,19 @@ bool SFE_UBLOX_GNSS::begin(TwoWire &wirePort, uint8_t deviceAddress)
   createFileBuffer();
 
   // Call isConnected up to three times - tests on the NEO-M8U show the CFG RATE poll occasionally being ignored
-  bool connected = isConnected();
+  bool connected = isConnected(maxWait);
 
   if (!connected)
-    connected = isConnected();
+    connected = isConnected(maxWait);
 
   if (!connected)
-    connected = isConnected();
+    connected = isConnected(maxWait);
 
   return (connected);
 }
 
 //Initialize the Serial port
-bool SFE_UBLOX_GNSS::begin(Stream &serialPort)
+bool SFE_UBLOX_GNSS::begin(Stream &serialPort, uint16_t maxWait)
 {
   commType = COMM_TYPE_SERIAL;
   _serialPort = &serialPort; //Grab which port the user wants us to use
@@ -454,19 +454,19 @@ bool SFE_UBLOX_GNSS::begin(Stream &serialPort)
   createFileBuffer();
 
   // Call isConnected up to three times - tests on the NEO-M8U show the CFG RATE poll occasionally being ignored
-  bool connected = isConnected();
+  bool connected = isConnected(maxWait);
 
   if (!connected)
-    connected = isConnected();
+    connected = isConnected(maxWait);
 
   if (!connected)
-    connected = isConnected();
+    connected = isConnected(maxWait);
 
   return (connected);
 }
 
 // Initialize for SPI
-bool SFE_UBLOX_GNSS::begin(SPIClass &spiPort, uint8_t csPin, uint32_t spiSpeed)
+bool SFE_UBLOX_GNSS::begin(SPIClass &spiPort, uint8_t csPin, uint32_t spiSpeed, uint16_t maxWait)
 {
   commType = COMM_TYPE_SPI;
   _spiPort = &spiPort;
@@ -507,13 +507,13 @@ bool SFE_UBLOX_GNSS::begin(SPIClass &spiPort, uint8_t csPin, uint32_t spiSpeed)
   }
 
   // Call isConnected up to three times
-  bool connected = isConnected();
+  bool connected = isConnected(maxWait);
 
   if (!connected)
-    connected = isConnected();
+    connected = isConnected(maxWait);
 
   if (!connected)
-    connected = isConnected();
+    connected = isConnected(maxWait);
 
   return (connected);
 }
diff --git a/src/SparkFun_u-blox_GNSS_Arduino_Library.h b/src/SparkFun_u-blox_GNSS_Arduino_Library.h
index 1bc37b9..a3946df 100644
--- a/src/SparkFun_u-blox_GNSS_Arduino_Library.h
+++ b/src/SparkFun_u-blox_GNSS_Arduino_Library.h
@@ -576,11 +576,11 @@ class SFE_UBLOX_GNSS
 	void setPacketCfgPayloadSize(size_t payloadSize); // Set packetCfgPayloadSize
 
 	//By default use the default I2C address, and use Wire port
-	bool begin(TwoWire &wirePort = Wire, uint8_t deviceAddress = 0x42); //Returns true if module is detected
+	bool begin(TwoWire &wirePort = Wire, uint8_t deviceAddress = 0x42, uint16_t maxWait = 1100); //Returns true if module is detected
 	//serialPort needs to be perviously initialized to correct baud rate
-	bool begin(Stream &serialPort); //Returns true if module is detected
+	bool begin(Stream &serialPort, uint16_t maxWait = 1100); //Returns true if module is detected
 	//SPI - supply instance of SPIClass, chip select pin and SPI speed (in Hz)
-	bool begin(SPIClass &spiPort, uint8_t csPin, uint32_t spiSpeed);
+	bool begin(SPIClass &spiPort, uint8_t csPin, uint32_t spiSpeed, uint16_t maxWait = 1100);
 
 	void end(void); //Stop all automatic message processing. Free all used RAM