Power Distribution Module: Service and Repair

REMOVAL
The Power Distribution Center (PDC) is serviced as a unit with the engine compartment wire harness. If any internal circuit of the PDC or the PDC housing is faulty or damaged, the entire PDC and engine compartment wire harness unit must be replaced. For complete circuit diagrams, refer to the appropriate wiring information. The wiring information includes wiring diagrams, proper wire and connector repair procedures, further details on wire harness routing and retention, as well as pin-out and location views for the various wire harness connectors, splices and grounds.

1. Disconnect and isolate the battery negative cable.
2. Disconnect each of the engine compartment wire harness connectors.
3. Remove the fasteners that secure each of the engine compartment wire harness ground eyelets to the vehicle body and chassis components.
4. Disengage each of the retainers that secure the engine compartment wire harness to the vehicle body and chassis components.
5. Remove three PDC mounting screw and disengage the PDC housing.
6. Remove the PDC and the engine compartment wire harness from the engine compartment as a unit.

INSTALLATION
For complete circuit diagrams, refer to the appropriate wiring information. The wiring information includes wiring diagrams, proper wire and connector repair procedures, further details on wire harness routing and retention, as well as pin-out and location views for the various wire harness connectors, splices and grounds.

1. Position the PDC over the mounting bracket in the engine compartment and attach with three screws.
2. Align the PDC on the PDC mounting bracket.
3. Route the engine compartment wire harness from the PDC through the engine compartment, engaging each of the harness retainers to the mounting provisions in the vehicle body and chassis components. Make sure to make clip attachment into the rail located behind the PDC.
4. Install and tighten the fasteners that secure each of the engine compartment wire harness ground eyelets to the vehicle body and chassis components.
5. Reconnect each of the engine compartment wire harness connectors.
6. Torque nut retaining positive battery cable at PDC to 12 Nm (110 in. lbs.).
7. Reconnect the battery negative remote cable.