If you replace the battery make sure itmatches the electrical requirements ofyour vehicle.
If you disconnect or replace the batteryand your vehicle has an automatictransmission, it must relearn its adaptivestrategy. Because of this, the transmissionmay shift firmly when first driven. This isnormal operation while the transmissionfully updates its operation to optimumshift feel.
Battery Sensor Reset
When you install a new battery, reset thebattery sensor by doing the following:
1.Switch the ignition on, and leave theengine off.
Note:Complete Steps 2 and 3 within 10seconds.
2.Flash the high beam headlamps fivetimes, ending with the high beams off.
3.Press and release the brake pedal threetimes.
The battery warning lamp flashes threetimes to confirm that the reset issuccessful.
Battery Management System (If
Equipped)
The system monitors battery conditionsand takes actions to extend battery life. Ifexcessive battery drain is detected, thesystem temporarily disables someelectrical systems to protect the battery.
Systems included are:
•Heated rear window.
•Heated seats.
•Climate control.
•Heated steering wheel.
•Audio unit.
•Navigation system.
A message may appear in the informationdisplay to alert you that battery protectionactions are active. This message is only fornotification that an action is taking place,and not intended to indicate an electricalproblem or that the battery requiresreplacement.
After battery replacement, or in somecases after charging the battery with anexternal charger, the battery managementsystem requires eight hours of vehicle sleeptime to relearn the battery state of charge.During this time, your vehicle must remainfully locked with the ignition switched off.
Note:Prior to relearning the battery stateof charge, the battery management systemmay temporarily disable some electricalsystems.
Electrical Accessory Installation
To make sure the battery managementsystem works correctly, do not connect anelectrical device ground connectiondirectly to the battery negative post. Thiscan cause inaccurate measurements ofthe battery condition and potentialincorrect system operation.
Note:If you add electrical accessories orcomponents to the vehicle, it may adverselyaffect battery performance and durability.This may also affect the performance ofother electrical systems in the vehicle.
Remove and Reinstall the Battery
Install a battery approved for use by ourspecifications. See Capacities andSpecifications (page 578).
To disconnect or remove the battery, dothe following:
1.Apply the parking brake and switch theignition off.
2.Switch all electrical equipment off, forexample lights and radio.
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pressure sensors are mounted intoeach tire on your trailer. Thesensors send a message to yourvehicle indicating the currenttrailer tire pressure andtemperature.
If the trailer tire pressuremonitoring system detects that atire is low, a warning messageappears in the information display.The trailer tire information screenin the information displayhighlights the tire with a lowpressure.
If the trailer tire pressuremonitoring system detects that atire temperature is over temp, awarning message appears in theInformation display. The trailer tireinformation screen in theinformation display highlights thetire with a high temperature.
The main function of the trailer tirepressure monitoring system is towarn you when your trailer tiresneed air or if the tires areexperiencing high temperatures.It can also warn you in the eventthe system is no longer capableof functioning as intended. SeeTire Pressure MonitoringSystem – InformationMessages (page 560).
When a Temporary Spare orNew Tire is Installed
If you have replaced a trailer tirewith a new or spare tire, a warningmessage appears and pressurereadings are no longer displayedfor that tire.
To restore the full function of thetrailer tire pressure monitoringsystem:
•Have the damaged wheel andtire assembly repaired andremounted to your trailer.
•Install the trailer tire pressuremonitoring sensor into the newwheel and tire assembly.
•Perform the trailer tire pressuremonitoring system resetprocedure.
Trailer Tire PressureMonitoring System ResetProcedure
Note:You need to perform the tirepressure monitoring system resetprocedure after each tire rotation,or when a new trailer tire pressuresensor is installed into a trailer tire.
The trailer tire pressure monitoringsystem can be reset through themenu in the information display.See Tire Pressure MonitoringSystem – InformationMessages (page 560). Performingthe trailer setup process alsoresets the trailer tire pressuremonitoring system.
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