Milan FWD V6-3.0L (2010)
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Z3 CHECK THE IGNITION SWITCH INPUT
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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_A_ECU, IGN_O_ECU, IGN_R_ECU, IGN_S_ECU) while cycling the ignition switch through all its
positions.
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Does the PID agree with the ignition switch positions?
Yes
For vehicles with an automatic transaxle, GO to Z4.
For vehicles with a manual transaxle, GO to Z5.
No
REFER to Steering Column to diagnose the ignition switch input.
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Z4 CHECK THE TRANSAXLE GEAR INPUT
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Ignition ON.
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Enter the following diagnostic mode on the scan tool: PCM DataLogger.
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Monitor the PCM 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
INSTALL a new SJB. REFER to Body Control Systems. TEST the system for normal operation.
No
REFER to Automatic Transmission/Transaxle &/or Transmission Control Systems to diagnose the digital Transmission Range (TR) sensor input.
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Z5 CHECK THE BRAKE WARNING INDICATOR OPERATION
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Ignition ON.
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Apply and release the parking brake while observing the brake warning indicator.
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Does the brake warning indicator operate correctly?
Yes
INSTALL a new SJB. REFER to Body Control Systems. TEST the system for normal operation.
No
REFER to Instrument Panel, Gauges and Warning Indicators to diagnose the brake warning indicator.
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