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Pinpoint Test E: DTC U210A:11 Or U210A:15

  1. E1 CHECK THE HSWM DTCs 
    • Ignition ON.
    • Enter the following diagnostic mode on the scan tool: Self-Test - HSWM.

    Is DTC U210A:11 present? 

  2. E2 CHECK THE HEATER ELEMENT TEMPERATURE SENSOR REFERENCE CIRCUIT FOR A SHORT TO GROUND 
    • Ignition OFF.
    • Disconnect: HSWM C2406.
    • Measure the resistance between HSWM C2406-5  , circuit CHS71 (BU), harness side and ground.
      Fig 1: Measuring Resistance Between Ground And HSWM C2406-5, Circuit CHS71 (BU)
      G07397685Courtesy of FORD MOTOR CO.

    Is the resistance greater than 10, 000 ohms? 

    • Yes  : GO to  E6.
    • No  : GO to E3  .
  3. E3 CHECK THE HEATER ELEMENT TEMPERATURE SENSOR REFERENCE CIRCUIT FOR A SHORT TO GROUND 
    • Depower the SRS. Refer to SUPPLEMENTAL RESTRAINT SYSTEM .
    • Remove the steering column shrouds to access the clockspring connectors. Refer to STEERING COLUMN SHROUD .
    • Disconnect: Clockspring C218A.
    • Measure the resistance between HSWM C2406-5  , circuit CHS71 (BU), harness side and ground.
      Fig 2: Measuring Resistance Between Ground And HSWM C2406-5, Circuit CHS71 (BU)
      G07397685Courtesy of FORD MOTOR CO.

    Is the resistance greater than 10, 000 ohms? 

    • Yes  : GO to E4  .
    • No  : REPAIR the circuit. CONNECT clockspring C218A and HSWM C2406. REPOWER the SRS. REFER to SUPPLEMENTAL RESTRAINT SYSTEM . TEST the system for normal operation.
  4. E4 CHECK THE HEATER ELEMENT TEMPERATURE SENSOR RESISTANCE 
    • Remove the driver air bag module. Refer to SUPPLEMENTAL RESTRAINT SYSTEM .
    • Disconnect: Clockspring C218B.
    • Measure the resistance between clockspring C218B-1  , harness side and ground.
      Fig 3: Measuring Resistance Between Ground And Clockspring C218B-1
      G07397687Courtesy of FORD MOTOR CO.

    Is the resistance greater than 10, 000 ohms? 

    • Yes  : INSTALL a new clockspring. REFER to SUPPLEMENTAL RESTRAINT SYSTEM . CONNECT HSWM C2406. TEST the system for normal operation.
    • No  : INSTALL a new steering wheel. REFER to STEERING WHEEL . CONNECT HSWM C2406. TEST the system for normal operation.
  5. E5 CHECK THE HEATER ELEMENT TEMPERATURE SENSOR REFERENCE AND GROUND CIRCUIT FOR A SHORT TO VOLTAGE 
    • Ignition OFF.
    • Depower the SRS. Refer to SUPPLEMENTAL RESTRAINT SYSTEM .
    • Remove the steering column shrouds to access the clockspring connectors. Refer to STEERING COLUMN SHROUD .
    • Disconnect: Clockspring C218A.
    • Disconnect: HSWM C2406.
    • Connect: Battery Ground Cable C1100B.
    • Ignition ON.
    • Measure the voltage between:
      • HSWM C2406-5  , circuit CHS71 (BU), harness side and ground.
      • HSWM C2406-12  , circuit RHS73 (BN/BU), harness side and ground.
        Fig 4: Checking Heater Element Temperature Sensor Reference And Ground Circuit For Short To Voltage
        G07397688Courtesy of FORD MOTOR CO.

    Is any voltage present? 

    • Yes  : REPAIR the circuit. DISCONNECT battery ground cable C1100B. CONNECT clockspring C218A and HSWM C2406. REPOWER the SRS. REFER to SUPPLEMENTAL RESTRAINT SYSTEM . TEST the system for normal operation.
    • No  : TURN the ignition OFF, DISCONNECT the battery ground cable C1100B, CONNECT clockspring C218A and GO to E6  .
  6. E6 CHECK THE HEATER ELEMENT TEMPERATURE SENSOR AND CIRCUIT RESISTANCE 
    • Measure the resistance between HSWM C2406-5  , circuit CHS71 (BU), harness side and HSWM C2406-12  , circuit RHS73 (BN/BU), harness side.
      Fig 5: Measuring Between HSWM C2406-5, Circuit CHS71 (BU) And HSWM C2406-12, Circuit RHS73 (BN/BU), Harness Side
      G07397689Courtesy of FORD MOTOR CO.

    Is the resistance between 627 and 670, 000 ohms? 

    • Yes  : GO to  E10.
    • No  : If the resistance is less than 670 ohms, GO to E7  .

      If the resistance is more than the 670, 000 ohms, GO to  E8.

  7. E7 CHECK THE HEATER ELEMENT TEMPERATURE SENSOR CIRCUITS FOR A SHORT 
    • Disconnect: Clockspring C218A.
    • Measure the resistance between HSWM C2406-5  , circuit CHS71 (BU), harness side and HSWM C2406-12  , circuit RHS73 (BN/BU), harness side.
      Fig 6: Measuring Between HSWM C2406-5, Circuit CHS71 (BU) And HSWM C2406-12, Circuit RHS73 (BN/BU), Harness Side
      G07397689Courtesy of FORD MOTOR CO.

    Is the resistance greater than 10, 000 ohms? 

    • Yes  : GO to  E9.
    • No  : REPAIR the circuit. CONNECT clockspring C218A and HSWM C2406. REPOWER the SRS. REFER to SUPPLEMENTAL RESTRAINT SYSTEM . TEST the system for normal operation.
  8. E8 CHECK THE HEATER ELEMENT TEMPERATURE SENSOR CIRCUITS FOR AN OPEN 
    • Disconnect: Clockspring C218A.
    • Measure the resistance between HSWM C2406-5  , circuit CHS71 (BU), harness side and clockspring C218A-3  , circuit CHS71 (BU), harness side.
      Fig 7: Measuring Resistance Between HSWM C2406-5, Circuit CHS71 (BU) And Clockspring C218A-3, Circuit CHS71 (BU), Harness Side
      G09725623Courtesy of FORD MOTOR CO.
    • Measure the resistance between HSWM C2406-12  , circuit RHS73 (BN/BU), harness side and C218A-2  , circuit RHS73 (BN/BU), harness side.
      Fig 8: Measuring Resistance Between HSWM C2406-12, Circuit RHS73 (BN/BU) And C218A-2, Circuit RHS73 (BN/BU)
      G08596653Courtesy of FORD MOTOR CO.

    Are the resistances less than 5 ohms? 

    • Yes  : GO to E9  .
    • No  : REPAIR the affected circuit. CONNECT clockspring C218A and HSWM C2406. REPOWER the SRS. REFER to SUPPLEMENTAL RESTRAINT SYSTEM . TEST the system for normal operation.
  9. E9 CHECK THE HEATER ELEMENT TEMPERATURE SENSOR RESISTANCE 
    • Remove the driver air bag module. Refer to SUPPLEMENTAL RESTRAINT SYSTEM .
    • Disconnect: Clockspring C218B.
    • Measure the resistance between clockspring C218B-1  , steering wheel side and clockspring C218B-2  , steering wheel side.
      Fig 9: Measuring Resistance Between Clockspring C218B-1, Steering Wheel Side And Clockspring C218B-2, Steering Wheel Side
      G07397693Courtesy of FORD MOTOR CO.

    Is the resistance between 627 and 670, 000 ohms? 

    • Yes  : INSTALL a new clockspring. REFER to SUPPLEMENTAL RESTRAINT SYSTEM and connect all electrical connectors. TEST the system for normal operation.
    • No  : INSTALL a new steering wheel. REFER to STEERING WHEEL . TEST the system for normal operation.
  10. E10 CHECK THE HSWM CONNECTION 
    • Disconnect and inspect all HSWM connectors.
    • Repair:
      • corrosion (install new connector or terminals - clean module pins)
      • damaged or bent pins - install new terminals/pins
      • pushed-out pins - install new pins as necessary
    • Reconnect the HSWM and clockspring connectors. Make sure they seat and latch correctly.
    • Repower the SRS. Refer to SUPPLEMENTAL RESTRAINT SYSTEM .
    • Ignition ON.
    • Clear the DTCs.
    • Enter the following diagnostic mode on the scan tool: Self-Test - HSWM.
    • 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 HSWM. REFER to HEATED STEERING WHEEL MODULE (HSWM) . TEST the system for normal operation.
    • 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.
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