Jeep BK086525AA Battery-Storage

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Disconnect and isolate the remote battery cable. Loosen the left front wheel lug nuts, raise the front of the vehicle and support it securely on jackstands, then remove the wheel. Remove the push pins and the inner-fender splash shield from the left front wheel well. Remove and isolate the negative battery cable before doing the same to the positive battery cable. Remove the battery retaining bracket nut, then remove the bracket and the battery from the wheel well. Be careful.

Avoid using chargers with ratings exceeding 1/10th the battery's amp/hour rating. Rapid boost charges should be reserved for emergencies.

Loosen the left-front wheel lug nuts, then raise the front of the vehicle and support it on jackstands. Remove the left-front wheel and inner fender splash shield. Also remove the engine under cover. Remove the fuse box assembly mounting bolts and position it to the side. Remove the Powertrain Control Module (PCM) mounting bolts, then position it to the side. If necessary, also remove the PCM mount for better access. Detach any wiring harness clips from the battery tray, then remove the battery tray mounting bolts - accessed by working from the engine compartment, fenderwell, and from below the vehicle. Remove the battery tray, rotating it as necessary. Installation is the reverse of removal.

The battery is mounted behind the lower front portion of the left front fender, and the remote positive and negative terminals are located in the engine compartment at the left strut tower.

The battery is located in the engine compartment, and the battery cables are accessible after opening the hood.

Remove the battery. Remove the four battery tray mounting bolts retaining the tray to the left front frame rail. Remove the battery tray through the wheel opening. Thoroughly wash the battery tray in clean water, then dry it with compressed air. Installation is the reverse of removal.

The battery tray should be checked for good condition, and the hold-down clamp fasteners should be secure. For more comprehensive checks, consult the Haynes Automotive Electrical Manual.

Avoid using chargers with ratings exceeding 1/10th the battery's amp/hour rating. Rapid boost charges should be reserved for emergencies.

To disconnect the battery, loosen the cable end nut of the remote negative terminal, disconnect the cable from the remote ground terminal, attach the plastic insulator portion of the cable to the stud, and reinstall the nut.

Remove the air filter housing fresh air duct by rotating the retaining clips and taking out the duct. Disconnect the negative battery cable, followed by the positive cable, from the battery. Unscrew the bolt and remove the hold-down clamp from the bottom edge of the battery. Lift out the battery using special battery removal tools available at auto parts stores for easier handling. Installation involves connecting the positive cable first, followed by the negative cable. If equipped, transfer the battery insulator to the new battery when replacing.

Before disconnecting the battery, it is important to remove the key from the ignition and keep it with you to prevent it from getting locked inside if the power door locks engage accidentally when the battery is reconnected. Alternatively, memory-saver devices can be used to avoid these problems.