F 150 4WD V8-4.6L VIN 8 (2010)
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Place the headlamp switch in the OFF position.
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Enter the following diagnostic mode on the scan tool: SJB DataLogger.
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Monitor the SJB ignition switch PIDs (IGN_O_ECU, IGN_A_ECU, IGN_R_ECU, and IGN_S_ECU) while cycling the ignition switch through
all its positions.
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Do the PIDs agree with the ignition switch positions?
Yes
GO to AF4.
No
REFER to Steering Column to diagnose the input from the ignition switch.
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AF4 CHECK THE TRANSMISSION GEAR INPUT
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Enter the following diagnostic mode on the scan tool: Transmission Control Module (TCM) DataLogger.
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Monitor the TCM transmission gear status PID (TR) while placing the gear selector lever through all its positions.
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Does the PID agree with the gear selection?
Yes
GO to AF5.
No
REFER to Automatic Transmission/Transaxle &/or Transmission Control Systems to diagnose the transmission range input.
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AF5 CHECK THE SJB FOR DRL CONFIGURATION
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Enter the following diagnostic mode on the scan tool: SJB Configuration.
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Check the SJB configuration and make sure the DRL feature is enabled.
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Is the SJB DRL configuration enabled?
Yes
INSTALL a new SJB. REFER to Body Control Systems. TEST the system for normal operation.
No
ENABLE the DRL configuration. TEST the system for normal operation.
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