SECTION 419-03C: Collision Avoidance
2014 Flex Workshop Manual
DIAGNOSIS AND TESTING
Procedure revision date: 05/02/2013

Forward Collision Warning

 

DTC Charts

Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices. Refer to Diagnostic Methods in Section 100-00 for information about these practices.

 


 Head Up Display (HUD) Module DTC Chart

DTC Description Action
U0104:00 Lost Communication With Cruise Control Module: No Sub Type Information GO to Pinpoint Test B .
U0140:00 Lost Communication With Body Control Module: No Sub Type Information GO to Pinpoint Test C .
U0405:68 Invalid Data Received From Cruise Control Module: Event Information This DTC sets when the Head Up Display (HUD) module receives invalid network data from the Cruise-Control Module (C-CM) with a faulted signal data input. RETRIEVE and REPAIR all non-network DTCs in the other modules on the network.
U0422:68 Invalid Data Received From Body Control Module: Event Information This DTC sets when the HUD module receives invalid network data from the Body Control Module (BCM). RETRIEVE and REPAIR all non-network DTCs in the other modules on the network.
U210A:16 Temperature Sensor: Circuit Voltage Below Threshold GO to Pinpoint Test D .
U210A:17 Temperature Sensor: Circuit Voltage Above Threshold GO to Pinpoint Test D .
U3000:41 Control Module: General Checksum Failure CLEAR the DTCs. REPEAT the self-test. If DTC U3000:41 is retrieved again, INSTALL a new HUD module. REFER to Head Up Display (HUD) Module .
U3003:16 Battery Voltage: Circuit Voltage Below Threshold GO to Pinpoint Test E .
U3003:1C Battery Voltage: Circuit Voltage Out of Range GO to Pinpoint Test F .

 


 Cruise-Control Module (C-CM) DTC Chart

DTC Description Action
C1132:4B Head Up Display: Over Temperature GO to Pinpoint Test H .
All other DTCs — REFER to Section 419-03B .

 

Symptom Chart

Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices. Refer to Diagnostic Methods in Section 100-00 for information about these practices.

 
Symptom Chart
Condition Possible Sources Action
  • A module does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • HUD module
  • REFER to Section 418-00 , The HUD Module Does Not Respond To The Scan Tool.
  • The forward collision warning system is inoperative
  • Refer to the Diagnostic Routine
  • The Head Up Display (HUD) module is inoperative
  • Refer to the Diagnostic Routine
  • "COLLISION WARN NOT AVAILABLE SENSOR BLOCKED" message in the IPC message center
  • C-CM
  • The forward collision warning system cannot be deactivated
  • A MyKey® is used
  • VERIFY if a MyKey® is in use. If necessary, VERIFY forward collision warning system for normal operation with an admin key.
 

Pinpoint Tests

 

Pinpoint Test A: The Forward Collision Warning System Is Inoperative

Diagnostic Overview

Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices. Refer to Diagnostic Methods in Section 100-00 for information about these practices.

Refer to Wiring Diagrams Cell 136 , Vehicle Emergency Messaging System for schematic and connector information.

Normal Operation and Fault Conditions

REFER to Collision Avoidance Operation in Forward Collision Warning .

 
PINPOINT TEST A: THE FORWARD COLLISION WARNING SYSTEM IS INOPERATIVE

NOTICE: Use the correct probe adapter(s) when making measurements. Failure to use the correct probe adapter(s) may damage the connector.

Test Step Result / Action to Take
  A1 VERIFY THE C-CM AND HUD MODULE PASS THE NETWORK TEST  
  • Using a scan tool, perform the network test.
  • Do both the C-CM and the HUD module pass the network test?
Yes
GO to A2 .

No
REFER to Section 418-00 .
  A2 CHECK THE DTCs FROM THE CONTINUOUS AND ON-DEMAND HUD MODULE SELF-TESTS  
  • Using a scan tool, perform the HUD module self-tests.
  • Are any HUD module DTCs recorded?
Yes
REFER to DTC Charts.

No
GO to A3 .
  A3 CHECK THE C-CM DTCs  
  • Using a scan tool, perform the C-CM self-tests.
  • Are any C-CM DTCs recorded?
Yes
REPAIR all C-CM DTCs. REFER to Section 419-03B .

No
GO to A4 .
  A4 CHECK THE MESSAGE CENTER FOR CORRECT OPERATION  
  • Check the IPC message center for correct operation.
  • Does the message center operate correctly?
Yes
GO to A5 .

No
REFER to Section 413-01 .
  A5 CHECK FOR CORRECT HUD MODULE OPERATION  
  • Disconnect and inspect the HUD module connector.
  • Repair:
    • corrosion (install new connector or terminals – clean module pins)
    • damaged pins - install new terminals/pins
    • pushed-out pins - install new pins as necessary
  • Reconnect the HUD module connector. Make sure it seats and latches correctly.
  • Operate the system and determine if the concern is still present.
  • Is the concern still present?
Yes
CHECK OASIS for any applicable TSBs. If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no TSBs address this concern, INSTALL a new HUD module. REFER to Head Up Display (HUD) Module .

No
The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
 

Pinpoint Test B: DTC U0104:00

Diagnostic Overview

Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices. Refer to Diagnostic Methods in Section 100-00 for information about these practices.

Normal Operation and Fault Conditions



 DTC Fault Trigger Conditions

DTC Description Fault Trigger Conditions
  • U0104:00
Lost Communication With Cruise Control Module: No Sub Type Information Sets in the Head Up Display (HUD) module if data messages received from the C-CM over the HS-CAN are missing.

 
PINPOINT TEST B: DTC U0104:00
Test Step Result / Action to Take
  B1 VERIFY THE CUSTOMER CONCERN  
  • Verify there is an observable symptom present.
  • Is an observable symptom present?
Yes
GO to B2 .

No
The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.
  B2 CHECK THE COMMUNICATION NETWORK  
  • Ignition ON.
  • Using a scan tool, perform the network test.
  • Does the C-CM pass the network test?
Yes
GO to B3 .

No
REFER to Section 418-00 , The C-CM Does Not Respond To The Scan Tool.
  B3 RETRIEVE THE RECORDED DTCs FROM THE HUD MODULE SELF-TEST  
  • Using a scan tool, perform a HUD module self-test.
  • Is DTC U3003:16 or DTC U3003:1C recorded?
Yes
For U3003:16, GO to Pinpoint Test E .

For U3003:1C, GO to Pinpoint Test F .

No
GO to B4 .
  B4 RECHECK THE HUD MODULE DTCs  
  • Using a scan tool, clear the DTCs. Repeat the HUD module self-test.
  • Is DTC U0104:00 still present?
Yes
INSTALL a new C-CM . REFER to Section 419-03A . CLEAR the DTCs. REPEAT the HUD module self-test.

If DTC U0104:00 is still present, INSTALL a new HUD module. REFER to Head Up Display (HUD) Module .

No
The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.
 

Pinpoint Test C: DTC U0140:00

Diagnostic Overview

Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices. Refer to Diagnostic Methods in Section 100-00 for information about these practices.

Normal Operation and Fault Conditions



 DTC Fault Trigger Conditions

DTC Description Fault Trigger Conditions
  • U0140:00
Lost Communication With Body Control Module: No Sub Type Information Sets in the HUD module if data messages received from the BCM over the HS-CAN are missing.

 
PINPOINT TEST C: DTC U0140:00
Test Step Result / Action to Take
  C1 VERIFY THE CUSTOMER CONCERN  
  • Verify there is an observable symptom present.
  • Is an observable symptom present?
Yes
GO to C2 .

No
The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.
  C2 CHECK THE COMMUNICATION NETWORK  
  • Ignition ON.
  • Using a scan tool, perform the network test.
  • Does the BCM pass the network test?
Yes
GO to C3 .

No
REFER to Section 418-00 , The BCM Does Not Respond To The Scan Tool.
  C3 RETRIEVE THE RECORDED DTCs FROM THE BCM MODULE SELF-TEST  
  • Using a scan tool, perform the BCM self-test.
  • Is DTC U3003:16 or U3003:17 recorded?
Yes
REFER to Section 419-10 .

No
GO to C4 .
  C4 RETRIEVE THE RECORDED DTCs FROM THE HUD MODULE SELF-TEST  
  • Using a scan tool, perform the HUD module self-test.
  • Is DTC U3003:16 or DTC U3003:1C recorded?
Yes
For U3003:16, GO to Pinpoint Test E .

For U3003:1C, GO to Pinpoint Test F .

No
GO to C5 .
  C5 RECHECK THE HUD MODULE DTCs  

    NOTE: If new modules were installed prior to the DTC being set, the module configuration can be incorrectly set during the PMI or the PMI may not have been carried out.

  • Using a scan tool, clear the DTCs. Repeat the HUD module self-test.
  • Is DTC U0140:00 still present?
Yes
GO to C6 .

No
The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.
  C6 CHECK FOR DTC U0140:00 SET IN OTHER MODULES  
  • Clear all DTCs.
  • Ignition OFF.
  • Ignition ON.
  • Wait 10 seconds.
  • Enter the following diagnostic mode on the scan tool: Self-Test.
  • Using a scan tool, retrieve the continuous memory DTCs from all modules.
  • Is DTC U0140:00 set in other modules?
Yes
INSTALL a new BCM . REFER to Section 419-10 . CLEAR the DTCs. REPEAT the self-test.

No
INSTALL a new HUD module. REFER to Head Up Display (HUD) Module .
 

Pinpoint Test D: DTC U210A:16 Or DTC U210A:17

Diagnostic Overview

Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices. Refer to Diagnostic Methods in Section 100-00 for information about these practices.

Normal Operation and Fault Conditions



 DTC Fault Trigger Conditions

DTC Description Fault Trigger Conditions
  • U210A:16
Temperature Sensor: Circuit Voltage Below Threshold Sets in continuous memory in the HUD module when the internal temperature sensor circuit is below the lowest valid temperature value.
  • U210A:17
Temperature Sensor: Circuit Voltage Above Threshold Sets in continuous memory in the HUD module when the internal temperature sensor circuit is above the highest valid temperature value.

 
PINPOINT TEST D: DTC U210A:16 OR DTC U210A:17
Test Step Result / Action to Take
  D1 CHECK FOR HUD MODULE DTCs  
  • Ignition ON.
  • Using a scan tool, clear the DTCs. Repeat the HUD module self-test.
  • Is DTC U210A:16 or DTC U210A:17 present?
Yes
GO to D2 .

No
The system is operating normally at this time. The DTC may have been set previously due to an internal intermittent fault with the temperature sensor circuit.
  D2 CHECK FOR CORRECT HUD MODULE OPERATION  
  • Disconnect and inspect the HUD module connector.
  • Repair:
    • corrosion (install new connector or terminals - clean module pins)
    • damaged pins - install new terminals/pins
    • pushed-out pins - install new pins as necessary
  • Reconnect the HUD module connector. Make sure it seats and latches correctly.
  • Operate the system and determine if the concern is still present.
  • Is the concern still present?
Yes
CHECK OASIS for any applicable TSBs. If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no TSBs address this concern, INSTALL a new HUD module. REFER to Head Up Display (HUD) Module .

No
The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
 

Pinpoint Test E: DTC U3003:16

Diagnostic Overview

Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices. Refer to Diagnostic Methods in Section 100-00 for information about these practices.

Refer to Wiring Diagrams Cell 136 , Vehicle Emergency Messaging System for schematic and connector information.

Normal Operation and Fault Conditions



 DTC Fault Trigger Conditions

DTC Description Fault Trigger Conditions
  • U3003:16
Battery Voltage: Circuit Voltage Below Threshold Set by the HUD module in continuous memory if the HUD module detects low battery voltage below 7 volts for more than 500 ms.

 
PINPOINT TEST E: DTC U3003:16

NOTICE: Use the correct probe adapter(s) when making measurements. Failure to use the correct probe adapter(s) may damage the connector.

Test Step Result / Action to Take
  E1 CHECK THE HUD MODULE DTCs  
  • Ignition ON.
  • Using a scan tool, clear the DTCs. Repeat the HUD module self-test.
  • Is DTC U3003:16 still present?
Yes
GO to E2 .

No
The system is operating correctly at this time. The DTC may have been set due to a previous low battery voltage condition.
  E2 CHECK FOR CHARGING SYSTEM DTCs IN THE PCM  
  • Enter the following diagnostic mode on the scan tool: PCM Self-Test.
  • Using a scan tool, perform the PCM KOEO self-test.
  • Is DTC P0562, P0620, P0622, P0625, P0626 or P065B set in the PCM?
Yes
REFER to Section 414-00 .

No
GO to E3 .
  E3 CHECK THE BATTERY CONDITION AND STATE OF CHARGE  
  • Check the battery condition and verify the battery is fully charged. Refer to Section 414-01 .
  • Is the battery OK and fully charged?
Yes
GO to E4 .

No
REFER to Section 414-01 .
  E4 CHECK THE HUD MODULE VOLTAGE SUPPLY  
  • Ignition OFF.
  • Measure and record the voltage at the battery.
  • Disconnect: HUD Module C2395.
  • Ignition ON.
  • Measure the voltage between:


    • Positive Lead Negative Lead
    Pin Circuit Pin Circuit
    C2395-5 SBP11 (BU/RD) — Ground
    C2395-4 CBP35 (YE) — Ground



  • Are the voltages within 0.2 volt of the recorded battery voltage?
Yes
GO to E5 .

No
REPAIR the circuit.
  E5 CHECK THE HUD MODULE GROUND CIRCUIT  
  • Measure the voltage between:


    • Positive Lead Negative Lead
    Pin Circuit Pin Circuit
    C2395-4 CBP35 (YE) C2395-1 GD374 (BK/WH)



  • Is the voltage within 0.2 volt of the recorded battery voltage?
Yes
GO to E6 .

No
REPAIR the circuit.
  E6 CHECK FOR CORRECT HUD MODULE OPERATION  
  • Disconnect and inspect the HUD module connector.
  • Repair:
    • corrosion (install new connector or terminals - clean module pins)
    • damaged pins - install new terminals/pins
    • pushed-out pins - install new pins as necessary
  • Reconnect the HUD module connector. Make sure it seats and latches correctly.
  • Operate the system and determine if the concern is still present.
  • Is the concern still present?
Yes
CHECK OASIS for any applicable TSBs. If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no TSBs address this concern, INSTALL a new HUD module. REFER to Head Up Display (HUD) Module .

No
The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
 

Pinpoint Test F: DTC U3003:1C

Diagnostic Overview

Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices. Refer to Diagnostic Methods in Section 100-00 for information about these practices.

Normal Operation and Fault Conditions



 DTC Fault Trigger Conditions

DTC Description Fault Trigger Conditions
  • U3003:1C
Battery Voltage: Circuit Voltage Out of Range Sets in continuous memory if the HUD module detects battery voltage outside the valid range.

 
PINPOINT TEST F: DTC U3003:1C

NOTE: DTC U3003:1C may be stored in the module memory due to past battery charging or vehicle jump starting events.

Test Step Result / Action to Take
  F1 CHECK FOR DTC U3003:17, U3003:1C, B1317, B1676 OR P0563 SET IN OTHER MODULES  
  • Ignition ON.
  • Retrieve the continuous memory DTCs from all modules.
  • Is DTC U3003:17, U3003:1C, B1317, B1676 or P0563 (PCM) set in more than one module?
Yes
REFER to Section 414-00 to diagnose an overcharging condition.

No
GO to F2 .
  F2 CHECK THE BATTERY VOLTAGE  
  • Turn off all the interior/exterior lights and accessories.
  • Start and run the engine at approximately 2,000 rpm for 3 minutes while monitoring the battery voltage.
  • Does the battery voltage rise to 15.5 volts or higher?
Yes
REFER to Section 414-00 to diagnose an overcharging condition.

No
GO to F3 .
  F3 RECHECK FOR DTC U3003:1C  
  • Turn the engine off.
  • Ignition ON.
  • Clear the HUD module continuous memory DTCs.
  • Using a scan tool, perform the HUD module self-test.
  • Is DTC U3003:1C present?
Yes
INSTALL a new HUD module. REFER to Head Up Display (HUD) Module .

No
The system is operating normally at this time. The DTC may have been set previously during battery charging or while jump starting the vehicle.
 

Pinpoint Test G: The Head Up Display (HUD) Module Is Inoperative

Diagnostic Overview

Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices. Refer to Diagnostic Methods in Section 100-00 for information about these practices.

Normal Operation and Fault Conditions

Refer to Head Up Display (HUD) Module in Forward Collision Warning .

 
PINPOINT TEST G: THE HUD MODULE IS INOPERATIVE
Test Step Result / Action to Take
  G1 CHECK FOR HUD MODULE LED PROVE OUT TEST  

    NOTE: Remove the vehicle from the extreme heat source or sunload condition prior to testing the vehicle.

  • Ignition ON.
  • While placing the ignition switch in RUN, observe the HUD module LEDs.
  • Do the HUD module LEDs illuminate?
Yes
The HUD module LEDs are operating correctly at this time. The concern may have been caused by extreme temperatures.

No
GO to G2 .
  G2 CHECK THE COMMUNICATION NETWORK  
  • Ignition ON.
  • Enter the following diagnostic mode on the scan tool: Network Test.
  • Using a scan tool, perform the network test.
  • Does the HUD module pass the network test?
Yes
GO to G3 .

No
REFER to Section 418-00 , The HUD Module Does Not Respond To The Scan Tool.
  G3 CHECK THE DTCs FROM THE HUD MODULE SELF-TEST  
  • Enter the following diagnostic mode on the scan tool: HUD Module Self-Test.
  • Are any DTCs recorded?
Yes
REFER to DTC Charts in this section.

No
GO to G4 .
  G4 CHECK THE DTCs FROM THE C-CM SELF-TEST  
  • Enter the following diagnostic mode on the scan tool: C-CM Module Self-Test.
  • Are any DTCs recorded?
Yes
REFER to Section 419-03A .

No
GO to G5 .
  G5 CHECK FOR CORRECT HUD MODULE OPERATION  
  • Disconnect and inspect the HUD module connector.
  • Repair:
    • corrosion (install new connector or terminals - clean module pins)
    • damaged pins - install new terminals/pins
    • pushed-out pins - install new pins as necessary
  • Reconnect the HUD module connector. Make sure it seats and latches correctly.
  • Operate the system and determine if the concern is still present.
  • Is the concern still present?
Yes
CHECK OASIS for any applicable TSBs. If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no TSBs address this concern, INSTALL a new HUD module. REFER to Head Up Display (HUD) Module .

No
The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
 

Pinpoint Test H: DTC C1132:4B

Diagnostic Overview

Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices. Refer to Diagnostic Methods in Section 100-00 for information about these practices.

Normal Operation and Fault Conditions

The Head Up Display (HUD) module is designed with a temperature sensor internal to the module. Due to extremely hot weather conditions, the temperature sensor circuit allows the HUD module to disable under high temperature conditions, which could damage the HUD module LEDs. The HUD module is designed with a LED prove-out test. Upon each ignition cycle when the ignition switch is in RUN, the LEDs illuminate for a period of time indicating the HUD module is functional.



 DTC Fault Trigger Conditions

DTC Description Fault Trigger Conditions
  • C1132:4B
Head Up Display: Over Temperature Sets as a continuous memory and on-demand DTC in the C-CM if the HUD module is over-temperature.

 
PINPOINT TEST H: DTC C1132:4B
Test Step Result / Action to Take
  H1 CHECK THE COMMUNICATION NETWORK  
  • Ignition ON.
  • Using a scan tool, perform the network test.
  • Does the HUD module pass the network test?
Yes
GO to H2 .

No
REFER to Section 418-00 , The HUD Module Does Not Respond To The Scan Tool.
  H2 CHECK FOR HUD MODULE LED PROVE-OUT TEST  

    NOTE: Remove the vehicle from the extreme heat source or sunload condition prior to testing the vehicle.

  • Ignition ON.
  • While placing the ignition switch in RUN, observe the HUD module LEDs.
  • Do the HUD module LEDs illuminate?
Yes
The HUD module LEDs are operating correctly at this time. The concern may have been caused by extreme temperatures.

No
GO to H3 .
  H3 CHECK THE DTCs FROM THE HUD MODULE SELF-TEST  
  • Using a scan tool, perform the HUD module self-test.
  • Are any HUD module DTCs recorded?
Yes
REFER to the HUD module DTC chart in this section.

No
GO to H4 .
  H4 CHECK FOR CORRECT HUD MODULE OPERATION  
  • Disconnect and inspect the HUD module connector.
  • Repair:
    • corrosion (install new connector or terminals - clean module pins)
    • damaged pins - install new terminals/pins
    • pushed-out pins - install new pins as necessary
  • Reconnect the HUD module connector. Make sure it seats and latches correctly.
  • Operate the system and determine if the concern is still present.
  • Is the concern still present?
Yes
CHECK OASIS for any applicable TSBs. If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no TSBs address this concern, INSTALL a new HUD module. REFER to Head Up Display (HUD) Module .

No
The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.