Symptom Related Diagnostic Procedures

2009 Jeep Commander 4WD V8-5.7LSECTION Symptom Related Diagnostic Procedures




FOBIK TRAPPED IN WIN

The Fob with Integrated Key (FOBIK) cannot be rotated to the LOCK position, allowing it to be removed from the ignition switch also referred to as the Wireless Ignition Node/WIN. The automatic transmission or transaxle is shifted mechanically through a cable from the gearshift lever mechanism to the transmission or transaxle valve body. A gated park switch is physically located on and integral to the gearshift lever mechanism and is hard wired directly to the WIN. The gated park switch is a simple plunger-like actuated open or closed contact switch that could be considered redundant to the Transmission Range Sensor (TRS) except that it monitors the position selected with the gearshift lever, while the TRS monitors the position or gear of the transmission or transaxle that is actually engaged. A damaged or improperly adjusted gearshift cable could result in a different gear being engaged than that which is selected. The WIN uses the gated park switch input to control an internal key lock solenoid, which controls whether the FOBIK can be rotated to the LOCK position. When the gearshift lever is not in the PARK position, the gated park switch is a closed circuit, the key lock solenoid is energized and the FOBIK cannot be rotated to the LOCK position for removal.






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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.