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Pinpoint Test

  1. CHECK FOR STUCK/STICKING ACCESSORY DELAY RELAY
    1. Disconnect: Accessory Delay Relay.
      • Do the power windows still operate? 
      • Yes:  GO to step  3 .
      • No:  GO to step 2 .
  2. CHECK THE ACCESSORY DELAY RELAY
    1. Carry out the accessory delay relay component test. Refer to SYSTEM WIRING DIAGRAMS for component testing.
      • Did the accessory delay relay pass the component test? 
      • Yes:  GO to step  4 .
      • No:  INSTALL a new accessory delay relay.
  3. CHECK THE DELAYED ACCESSORY RELAY OUTPUT CIRCUIT FOR A SHORT TO VOLTAGE
    1. Ignition OFF.
    2. Disconnect: Body Control Module (BCM) C2280D.
    3. Disconnect: Left Hand (LH) Front Window Control Switch C535B (Base) or C504 (XLT or Limited).
    4. Ignition ON.
    5. Measure:
      Fig 1: Checking Delayed Accessory Relay Output Circuit For Short To Voltage
      G07429181Courtesy of FORD MOTOR CO.
      • Is any voltage present? 
      • Yes:  REPAIR the circuit.
      • No:  GO to step 4 .
  4. CHECK FOR CORRECT Body Control Module (BCM) OPERATION
    1. Ignition OFF.
    2. Disconnect and inspect all Body Control Module (BCM) connectors.
    3. Repair:
      • corrosion (install new connector or terminals - clean module pins)
      • damaged or bent pins - install new terminals/pins as necessary
      • pushed-out pins - install new pins as necessary
    4. Reconnect the Body Control Module (BCM) connectors. Make sure they seat and latch correctly.
    5. Operate the system and determine if the concern is still present.
      • Is the concern still present? 
      • Yes:  CHECK On-Line Automotive Service Information System (OASIS) for any applicable Technical Service Bulletins (TSBs). If a Technical Service Bulletin (TSB) exists for this concern, DISCONTINUE this test and FOLLOW Technical Service Bulletin (TSB) instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new Body Control Module (BCM). REFER to BODY CONTROL MODULE (BCM) - WITH INTELLIGENT ACCESS (IA) or REFER to BODY CONTROL MODULE (BCM) - WITHOUT INTELLIGENT ACCESS (IA) .
      • 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.