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Trailer Tow Relay: Installation

WARNING: This page is about a different car, the 2005 Jeep Liberty. However, it is still accessible from the selected car via links, so may be relevant.
WARNING: To avoid personal injury or death, on vehicles equipped with airbags, disable the supplemental restraint system before attempting any steering wheel, steering column, airbag, occupant classification system, seat belt tensioner, impact sensor, or instrument panel component diagnosis or service. Disconnect and isolate the battery negative (ground) cable, then wait two minutes for the system capacitor to discharge before performing further diagnosis or service. This is the only sure way to disable the supplemental restraint system. Failure to take the proper precautions could result in accidental airbag deployment.
CAUTION: Be certain any removed trailer tow relay is replaced with the same relay size and type that was removed.
NOTE: The trailer tow relay bank contains four relays. The service procedures for each relay are the same.
  1. Position the trailer tow relay to the appropriate connector in the connector bank. See Figure.
  2. Align the relay terminals with the receptacles in the connector.
  3. Push firmly and evenly on the top of the relay until the terminals are fully seated in the connector.
  4. Carefully restore the foam wrap around the trailer tow relay connector bank. See Figure.
    CAUTION: Use proper precautions to protect your skin and the rear body wire harness from cuts or scrapes caused by contact with the sharp edges of the quarter inner panel sheet metal while servicing the trailer tow relay connector bank.
  5. Reach through the access hole in the quarter inner panel behind the right rear wheelhouse to place the relay connector bank on the top of the right rear wheelhouse between the quarter inner and outer panels.
  6. Reinstall the trim onto the right side quarter inner panel. (Refer to BODY/INTERIOR/QUARTER TRIM PANEL - INSTALLATION) .
  7. Reconnect the battery negative cable.