Engine Block Heater — If Equipped

Jeep Wrangler / Jeep Wrangler Owner's Manual / Starting And Operating / Engine Block Heater — If Equipped

The engine block heater warms the engine, and permits quicker starts in cold weather. Connect the cord to a standard 110-115 Volt AC electrical outlet with a grounded, three-wire extension cord.

The engine block heater cord is found under the hood bundled in front of the battery tray.

The engine block heater must be plugged in at least one hour to have an adequate warming effect on the engine.

WARNING!
Remember to disconnect the engine block heater cord before driving. Damage to the 110-115 Volt AC electrical cord could cause electrocution.

    See also:

    Remote Unlock Sequence
    This feature lets you program the system to unlock either the driver’s door or all doors, on the first press of the UNLOCK button on the RKE transmitter. To change the current setting, refer t ...

    To Exit Remote Start Mode And Drive The Vehicle
    Before the end of the 15-minute cycle, press and release the UNLOCK button on the RKE transmitter to unlock the doors and disarm the Vehicle Security Alarm (if equipped). Then, insert the key in ...

    Shifting Procedure
    2H to 4H or 4H to 2H Shifting between 2H and 4H can be made with the vehicle stopped or in motion. With the vehicle in motion, the transfer case will engage/disengage faster if you momentarily re ...