Symptom Chart

Telematic Error Messages shown within the Instrument Cluster (IC) 

Error Message "SOS limited functionality" Shown Within The Instrument Cluster (IC)

SYMPTOM	GUIDED FLOW DIAGNOSTICS PATH	POSSIBLE CAUSES	ACTION
Error message "SOS Limited Availability" warning displayed on the Instrument Cluster (IC) with DTC present	Using the Jaguar Land Rover approved diagnostic equipment, please follow the telematics guided flow in Pathfinder to the location below: Interior Electrical Features > Telematics > InControl	External Global Systems for Mobile Communications/Universal Mobile Telecommunications System (GSM/UMTS) antenna connection failure (DTCs starting with B1A56-)	Refer to the electrical circuit diagrams and check the External Global Systems for Mobile Communications/Universal Mobile Telecommunications System (GSM/UMTS) antenna connections. Repair as necessary
		External Global Navigation Satellite System (GNSS) antenna connection failure (DTCs starting with B1D55-)	Refer to the electrical circuit diagrams and check the External Global Navigation Satellite System (GNSS) antenna connections. Repair as necessary
		Telematic eCall button connection failure (DTCs starting with B116D-)	Refer to the electrical circuit diagrams and check the Over Head Console (OHC) connections. Repair as necessary
		Hardwired connection failure with the Restraints Control Module (RCM) (DTCs starting with B10A2-)	Refer to the electrical circuit diagrams and check the hardwired connection to the Restraints Control Module (RCM). Repair the wiring harness as necessary
		Telematic microphone connection failure (DTCs starting with B117A-)	Refer to the electrical circuit diagrams and check the Over Head Console (OHC) connections. Repair as necessary
		Global Navigation Satellite System (GNSS) antenna internal failure/Telematic Control Module (TCU) failure (DTC U3000-49)	Using the Jaguar Land Rover approved diagnostic equipment, clear the DTCs Perform a TCU reset, follow the below steps Remove TCU back up battery Disconnect TCU main connector Reconnect TCU main connector Reconnect TCU backup battery Using the Jaguar Land Rover approved diagnostic equipment, read the DTCs If DTC is still present, update TCU software to latest version
		Telematic speaker connection failure (DTCs starting with B1A01-)	Refer to the electrical circuit diagrams and check the telematic speaker connections. Repair as necessary
		Back-up Battery within the Telematic Control Module (TCU) depleted (DTCs starting with U2109-)	NOTE: Following an emergency call or stolen vehicle tracking alert, a new telematic control module internal battery must be installed before this DTC can be cleared Install a new telematics control unit internal battery, Using the Jaguar Land Rover approved diagnostic equipment, clear the DTCs and retest
		No DTCs present	NOTE: The vehicle engine MUST be running to charge the telematic back-up battery. Ignition On will NOT recharge the telematic back-up battery Refer to the relevant service information and check the startup battery condition. If the startup battery charge is low, recharge/replace the startup battery as necessary Run the vehicle for a minimum of 60 minutes to charge the TCU back-up battery Check the telematic back-up battery voltage. A charged battery will show above 3.3V Using the Jaguar Land Rover approved diagnostic equipment, clear the DTCs and wait 10 seconds Read DTCs and make sure no warning message is visible on the Instrument Cluster (IC)

Symptom Chart 

Error Message "SOS not available" Shown Within The Instrument Cluster (IC)

SYMPTOM	GUIDED FLOW DIAGNOSTICS PATH	POSSIBLE CAUSES	ACTION
Error message "SOS Is Not Available" warning displayed on the Instrument Cluster (IC)	Using the Jaguar Land Rover approved diagnostic equipment, please follow the telematics guided flow in Pathfinder to the location below: Interior Electrical Features > Telematics > InControl	The Telematic Control Module (TCU) is not responding through the CAN bus network	Using the Jaguar Land Rover approved diagnostic equipment, check if Telematic Control Module (TCU) is detected in vehicle CAN bus network If TCU is not present in vehicle CAN network please complete the following steps: Refer to the electrical circuit diagrams and check the TCU connections. Repair as necessary Conduct vehicle battery hard-reset Disconnect all TCU connectors and wait for 30 seconds Reconnect all TCU connectors and wait for 30 seconds Using the Jaguar Land Rover approved diagnostic equipment, clear all DTCs Check if TCU is present in vehicle CAN bus network If TCU still not present in vehicle CAN bus network, replace TCU module as necessary
		External Global Systems for Mobile Communications/Universal Mobile Telecommunications System (GSM/UMTS) antenna connection failure (DTCs starting with B1A56-)	Refer to the electrical circuit diagrams and check the External Global Systems for Mobile Communications/Universal Mobile Telecommunications System (GSM/UMTS) antenna connections. Repair as necessary
		External Global Navigation Satellite System (GNSS) antenna connection failure (DTCs starting with B1D55-)	Refer to the electrical circuit diagrams and check the External Global Navigation Satellite System (GNSS) antenna connections. Repair as necessary
		Telematic eCall button connection failure (DTCs starting with B116D-)	Refer to the electrical circuit diagrams and check the Over Head Console (OHC) connections. Repair as necessary
		Hardwired connection failure with the Restraints Control Module (RCM) (DTCs starting with B10A2-)	Refer to the electrical circuit diagrams and check the hardwired connection to the Restraints Control Module (RCM). Repair the wiring harness as necessary
		Telematic microphone connection failure (DTCs starting with B117A-)	Refer to the electrical circuit diagrams and check the Over Head Console (OHC) connections. Repair as necessary
		Global Navigation Satellite System (GNSS) antenna internal failure/Telematic Control Module (TCU) failure (DTC U3000-49)	Using the Jaguar Land Rover approved diagnostic equipment, clear the DTCs TCU3 Reset (11 81) or follow below steps Remove TCU back up battery Disconnect TCU main connector Reconnect TCU main connector Reconnect TCU backup battery Using the Jaguar Land Rover approved diagnostic equipment, read the DTCs If DTC is still present, update TCU software to latest version
		Telematic speaker connection failure (DTCs starting with B1A01-)	Refer to the electrical circuit diagrams and check the telematic speaker connections. Repair as necessary
		Activation failure when carrying out the Pre Delivery Inspection routine using Pathfinder	Make sure the engine is running Using the Jaguar Land Rover approved diagnostic equipment, run the Telematics server check Continue the PDI process using Pathfinder If PDI fails, update TCU software to latest version Retry the PDI process After successful activation, turn off the ignition
		Back-up Battery within the Telematic Control Module (TCU) depleted (DTCs starting with U2109-)	NOTE: Following an emergency call or stolen vehicle tracking alert, a new telematic control module internal battery must be installed before this DTC can be cleared Install a new telematics control unit internal battery, Using the Jaguar Land Rover approved diagnostic equipment, clear the DTCs and retest

Please note that this list is not extensive and full diagnosis should always be completed as per the workshop literature.

Symptom Chart 

Pre Delivery Inspection (PDI) eCall Button Illumination Issues

SYMPTOM	GUIDED FLOW DIAGNOSTICS PATH	POSSIBLE CAUSES	ACTION
When carrying out the Pre Delivery Inspection (PDI) routine using Pathfinder the telematic eCall button does not illuminate	Using the Jaguar Land Rover approved diagnostic equipment, please follow the telematics guided flow in Pathfinder to the location below: Interior Electrical Features > Telematics > InControl	This issue is caused due to the TCU going to sleep during configuration data transfer when performing the PDI routine	Make sure the engine is running Using the Jaguar Land Rover approved diagnostic equipment, run the Telematics server check Continue the PDI process using Pathfinder If PDI fails, update TCU software to latest version Retry the PDI process After successful activation, turn off the ignition
		Country Db failure	If PDI routine fails, using the Jaguar Land Rover approved diagnostic equipment, update TCU software to latest version Retry the PDI routine After a successful activation, turn off the ignition

Symptom Chart 

bCall Button Illumination Issues

SYMPTOM	POSSIBLE CAUSES	ACTION
bCall button does not illuminate OR the customer is not able to contact the breakdown service when they press the bCall button	Incorrect bCall number stored within the TCU during TCU network configuration	NOTE: Please make sure that the Jaguar Land Rover approved diagnostic tool is updated to a minimum of Pathfinder 203 or later Complete the following steps: Firstly connect the Jaguar Land Rover approved battery support unit Connect the Jaguar Land Rover approved diagnostic equipment to the vehicle and begin a new session Follow the Jaguar Land Rover approved diagnostic equipment prompts Select "ECU Diagnostics" Select "Telematic Control Module (TCU)" Select "Update ECU" Then follow all on-screen instructions to complete the task When all of the tasks are complete, exit the session Then press and hold the bCall button for at least 10 seconds, this will allow for the new configuration to download Disconnect the Jaguar Land Rover approved diagnostic equipment and battery support unit

Symptom Chart 

InControl App Setup Issues

SYMPTOM	GUIDED FLOW DIAGNOSTICS PATH	POSSIBLE CAUSES	ACTION
InControl App cannot be setup after telematic bCall button long press	Using the Jaguar Land Rover approved diagnostic equipment, please follow the telematics guided flow in Pathfinder to the location below: Interior Electrical Features > Telematics > InControl	This issue is caused due to the TCU not registering to the mobile network	Using the Jaguar Land Rover approved diagnostic equipment, make sure vehicle is not in transit mode Make sure the engine is running Using the Jaguar Land Rover approved diagnostic equipment, run the diagnostic routine - Telematics Server Check If the server check fails, update TCU software to latest version Retry setting up the customer account/bCall button long press After successful activation, turn off the ignition

Symptom Chart 

Connectivity Issues

SYMPTOM	GUIDED FLOW DIAGNOSTICS PATH	POSSIBLE CAUSES	ACTION
InControl live, internet, or mobile data connectivity failure	Using the Jaguar Land Rover approved diagnostic equipment, please follow the telematics guided flow in Pathfinder to the location below: Interior Electrical Features > Telematics > InControl	TCU software files corrupt	Using the Jaguar Land Rover approved diagnostic equipment, update the TCU to the latest level software and check the connectivity

Symptom Chart 

U2300 Diagnostic Trouble Code (DTC) Raised

SYMPTOM	GUIDED FLOW DIAGNOSTICS PATH	POSSIBLE CAUSES	ACTION
U2300-55 DTC set within the Telematic Control Module (TCU)	Using the Jaguar Land Rover approved diagnostic equipment, please follow the telematics guided flow in Pathfinder to the location below: Interior Electrical Features > Telematics > InControl	This issue is caused by the TCU not receiving all of the expected Car Configuration Files (CCF) parameters	Run the vehicle for 5 minutes Using the Jaguar Land Rover approved diagnostic equipment, clear the DTCs Using the Jaguar Land Rover approved diagnostic equipment, read the DTCs again and perform the relative corrective actions
U2300-56 DTC set within the TCU with or without U3000-55 DTC	Using the Jaguar Land Rover approved diagnostic equipment, please follow the telematics guided flow in Pathfinder to the location below: Interior Electrical Features > Telematics > InControl	Audio program file not flashed and/or flashed incorrectly	Using the Jaguar Land Rover approved diagnostic equipment, check and update the Car Configuration Files (CCF) as necessary
		Car Configuration Files (CCF) parameters monitored by the Telematic Control Module (TCU) to have invalid values	Using the Jaguar Land Rover approved diagnostic equipment, make sure that the 29 CCF parameters (listed in CCF Tab) do not have Invalid/Error/Not Supported values. Update the CCF values as necessary

Symptom Chart 

In Control Remote Apps Operation Issues

SYMPTOM	POSSIBLE CAUSES	ACTION
InControl Remote apps not operating as expected	A change in the configuration files sent from an external server to the Telematic Control Module (TCU) to vehicles from 9th December 2018 triggers a fault within the TCU	NOTE: Do NOT replace the TCU or Infotainment Master Controller (IMC) or update any other modules as this will NOT resolve the issue Complete the following steps: Firstly connect the Jaguar Land Rover approved battery support unit Connect the Jaguar Land Rover approved diagnostic equipment to the vehicle and begin a new session Follow the Jaguar Land Rover approved diagnostic equipment prompts From the home screen select "Service" Complete a vehicle reset by selecting "Body Control Module (BCM): Vehicle reset" Disconnect the Jaguar Land Rover approved diagnostic equipment and battery support unit Then press and hold the bCall button for at least 10 seconds, this will upload the latest off board server data Lock the vehicle and allow the CAN network to close down fully (this will take a minimum of 15 minutes) Finally request the customer to completely close the InControl remote app on their mobile devise and then re-open (so that the InControl app loads all previous journeys and latest location). The update time will vary depending on the volume of data being downloaded
Incorrect function of the InControl remote apps feature including remote climate change feature not functioning and the remote app will not contact the vehicle	A change in the configuration files sent from an external server to the Telematic Control Module (TCU) to vehicles from 9th December 2018 triggers a fault within the TCU	CAUTION: This procedure requires a minimum 0f Pathfinder 208 installed or later NOTE: Do NOT replace the TCU or Infotainment Master Controller (IMC) or update any other modules as this will NOT resolve the issue The Jaguar Land Rover approved diagnostic equipment will read the Vehicle Identification Number (VIN) for the vehicle and automatically take the vehicle out of 'Transportation mode' if required Do NOT replace the TCU or Infotainment Master Controller (IMC) or update any other modules as this will NOT resolve the issue Complete the following steps: Firstly connect the Jaguar Land Rover approved battery support unit Connect the Jaguar Land Rover approved diagnostic equipment to the vehicle and begin a new session Follow the Jaguar Land Rover approved diagnostic equipment prompts From the home screen select "Service" Complete a vehicle reset by selecting "Body Control Module (BCM): Vehicle reset" Disconnect the Jaguar Land Rover approved diagnostic equipment and battery support unit Then press and hold the bCall button for at least 10 seconds, this will upload the latest off board server data Lock the vehicle and allow the CAN network to close down fully (this will take a minimum of 15 minutes) Finally request the customer to completely close the InControl remote app on their mobile devise and then re-open (so that the InControl app loads all previous journeys and latest location). The update time will vary depending on the volume of data being downloaded

Symptom Chart 

Engine Crank Inhibited

SYMPTOM	POSSIBLE CAUSE	ACTION
The engine does not crank	Telematic Control Module (TCU) fault/CAN fault	When a start request is made, the Telematic Control Module (TCU) must transmit a secure ID message to the Powertrain Control Module (PCM) through the CAN bus to authorize cranking. Check the TCU for related DTCs and refer to the relevant DTC index. Check the CAN bus circuit between the TCU and the PCM and repair the wiring harness as necessary

SIM card compatibility 

The table below shows which SIM cards are compatible with the different Telematic Control Modules (TCU).

TCU MODULE	SIM CARD TYPES
TCU1 module, 2014 to 2017 model year vehicles	2G, 3G SIM cards only
TCU2 module, 2016 to 2017 model year vehicles	2G, 3G SIM cards only
TCU3 module, 2018 to 2020 model year vehicles (except the Jaguar F-TYPE which continues to 2021 model year)	2G, 3G, 4G, and LTE data SIM cards