Use 21 83 for Nissan version request

selfdrive/car/fw_versions.py

@@ -71,14 +71,14 @@ MAZDA_VERSION_REQUEST = bytes([uds.SERVICE_TYPE.READ_DATA_BY_IDENTIFIER]) + \
 MAZDA_VERSION_RESPONSE =  bytes([uds.SERVICE_TYPE.READ_DATA_BY_IDENTIFIER + 0x40]) + \
   p16(uds.DATA_IDENTIFIER_TYPE.VEHICLE_MANUFACTURER_ECU_SOFTWARE_NUMBER)
 
-NISSAN_DIAGNOSTIC_REQUEST = b'\x10\xC0'
-NISSAN_DIAGNOSTIC_RESPONSE = b'\x50\xC0'
+NISSAN_DIAGNOSTIC_REQUEST = b'\x10\xc0'
+NISSAN_DIAGNOSTIC_RESPONSE = b'\x50\xc0'
 
-#NISSAN_VERSION_REQUEST = b'\x21\x83'
-#NISSAN_VERSION_RESPONSE = b'\x61\x83'
+NISSAN_VERSION_REQUEST = b'\x21\x83'
+NISSAN_VERSION_RESPONSE = b'\x61\x83'
 
-NISSAN_VERSION_REQUEST = b'\x21\x84'
-NISSAN_VERSION_RESPONSE = b'\x61\x84'
+#NISSAN_VERSION_REQUEST = b'\x21\x84'
+#NISSAN_VERSION_RESPONSE = b'\x61\x84'
 
 NISSAN_RX_OFFSET1 = 0x20
 NISSAN_RX_OFFSET2 = 0x2