Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSJEEP2002LIBERTY LIMITED EDITION 2WD V6-3.7L VIN KREPAIR AND DIAGNOSISPOWER AND GROUND DISTRIBUTIONPOWER DISTRIBUTION MODULESERVICE AND REPAIRPOWER DISTRIBUTION CENTER REPLACEMENT
2002 Jeep Liberty Limited Edition 2WD V6-3.7L VIN K
Power Distribution Center Replacement
2002 Jeep Liberty Limited Edition 2WD V6-3.7L VIN KSECTION Power Distribution Center Replacement
POWER DISTRIBUTION CENTER
The Power Distribution Center (PDC) main housing unit, the PDC cartridge fuse wedge and the PDC bus bars cannot be repaired and are only serviced as a unit with the headlamp and dash wire harness. If the PDC main housing unit, the cartridge fuse wedges or the bus bars are faulty or damaged, the entire PDC and headlamp and dash wire harness unit must be replaced.
REMOVAL
1. Disconnect and isolate the battery negative cable.
2. Disconnect each of the headlamp and dash wire harness connectors. Refer to Connector Locations in Wiring Diagrams for the location of more information on the right headlamp and dash wire harness connector locations.
3. Remove all of the fasteners that secure each of the headlamp and dash wire harness ground eyelets to the vehicle body and chassis components. Refer to Connector Locations in Wiring Diagrams for the location of more information on the ground eyelet locations.
4. Disengage each of the retainers that secure the headlamp and dash wire harness to the vehicle body and chassis components. Refer to Connector Locations in Wiring Diagrams for the location of more information on the headlamp and dash wire harness retainer locations.
5. Unlatch and open the PDC cover.
6. Remove the two nuts that secure the two-holed eyelet of the battery wire harness PDC take outs to the PDC B(+) terminal studs.
7. Remove the battery wire harness PDC take out eyelet from the B(+) terminal studs.
8. Disengage the latches on the PDC housing mounts from the tabs on the PDC mounting stanchions of the battery tray and pull the PDC housing upward to disengage the mounts from the stanchions.
9. Remove the PDC and the headlamp and dash wire harness from the engine compartment as a unit.
INSTALLATION
1. Position the PDC and the headlamp and dash wire harness unit in the engine compartment.
2. Engage the PDC housing mounts with the stanchions of the battery tray and push the unit downward until the mount latches fully engage the mounting tabs on the stanchions.
3. Install the two-holed eyelet of the battery wire harness PDC take outs onto the two PDC B(+) terminal studs.
4. Install and tighten the nuts that secure the eyelet of the battery wire harness PDC take outs to the B(+) terminal studs. Tighten the nuts to 11.3 Nm (100 in. lbs.).
5. Engage each of the retainers that secure the headlamp and dash wire harness to the vehicle body and chassis components. Refer to Connector Locations in Wiring Diagrams for the location of more information on the headlamp and dash wire harness retainer locations.
6. Install all of the fasteners that secure each of the headlamp and dash wire harness ground eyelets to the vehicle body and chassis components. Refer to Connector Locations in Wiring Diagrams for the location of more information on the ground eyelet locations.
7. Reconnect each of the headlamp and dash wire harness connectors. Refer to Connector Locations in Wiring Diagrams for the location of more information on the headlamp and dash wire harness connector locations. For connectors secured with bolts, tighten the screws to 4.3 Nm (38 in. lbs.).
8. Reconnect the battery negative cable.
The Power Distribution Center (PDC) main housing unit, the PDC cartridge fuse wedge and the PDC bus bars cannot be repaired and are only serviced as a unit with the headlamp and dash wire harness. If the PDC main housing unit, the cartridge fuse wedges or the bus bars are faulty or damaged, the entire PDC and headlamp and dash wire harness unit must be replaced.
REMOVAL
1. Disconnect and isolate the battery negative cable.
2. Disconnect each of the headlamp and dash wire harness connectors. Refer to Connector Locations in Wiring Diagrams for the location of more information on the right headlamp and dash wire harness connector locations.
3. Remove all of the fasteners that secure each of the headlamp and dash wire harness ground eyelets to the vehicle body and chassis components. Refer to Connector Locations in Wiring Diagrams for the location of more information on the ground eyelet locations.
4. Disengage each of the retainers that secure the headlamp and dash wire harness to the vehicle body and chassis components. Refer to Connector Locations in Wiring Diagrams for the location of more information on the headlamp and dash wire harness retainer locations.
5. Unlatch and open the PDC cover.
6. Remove the two nuts that secure the two-holed eyelet of the battery wire harness PDC take outs to the PDC B(+) terminal studs.
7. Remove the battery wire harness PDC take out eyelet from the B(+) terminal studs.
8. Disengage the latches on the PDC housing mounts from the tabs on the PDC mounting stanchions of the battery tray and pull the PDC housing upward to disengage the mounts from the stanchions.
9. Remove the PDC and the headlamp and dash wire harness from the engine compartment as a unit.
INSTALLATION
1. Position the PDC and the headlamp and dash wire harness unit in the engine compartment.
2. Engage the PDC housing mounts with the stanchions of the battery tray and push the unit downward until the mount latches fully engage the mounting tabs on the stanchions.
3. Install the two-holed eyelet of the battery wire harness PDC take outs onto the two PDC B(+) terminal studs.
4. Install and tighten the nuts that secure the eyelet of the battery wire harness PDC take outs to the B(+) terminal studs. Tighten the nuts to 11.3 Nm (100 in. lbs.).
5. Engage each of the retainers that secure the headlamp and dash wire harness to the vehicle body and chassis components. Refer to Connector Locations in Wiring Diagrams for the location of more information on the headlamp and dash wire harness retainer locations.
6. Install all of the fasteners that secure each of the headlamp and dash wire harness ground eyelets to the vehicle body and chassis components. Refer to Connector Locations in Wiring Diagrams for the location of more information on the ground eyelet locations.
7. Reconnect each of the headlamp and dash wire harness connectors. Refer to Connector Locations in Wiring Diagrams for the location of more information on the headlamp and dash wire harness connector locations. For connectors secured with bolts, tighten the screws to 4.3 Nm (38 in. lbs.).
8. Reconnect the battery negative cable.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.