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.
2003 Chrysler PT Cruiser L4-2.4L VIN BFACTORY OEM SERVICE PROCEDURE
Power Distribution Module: Service and Repair
POWER DISTRIBUTION CENTER
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.
NOTE: If the Power Distribution Center (PDC) is being replaced with a new unit, be certain to transfer each of the fuses and relays from the old Power Distribution Center to the proper cavities of the new power distribution center. Refer to Wiring Diagrams for the proper power distribution center cavity assignments.
REMOVAL
1. Open hood.
2. Disconnect and isolate the battery negative cable.
3. Disconnect each of the engine compartment wire harness connectors. Refer to Wiring Diagrams for more information on the locations of the affected connectors.
4. Remove the fasteners that secure each of the engine compartment wire harness ground eyelets to the vehicle body and chassis components. Refer to Wiring Diagrams for more information on the ground eyelet locations.
5. Disengage each of the retainers that secure the engine compartment wire harness to the vehicle body and chassis components. Refer to Wiring Diagrams for more information on the retainer locations.
6. Disengage and remove the PDC housing from its mounting bracket.
7. Remove the PDC and the engine compartment wire harness from the engine compartment as a unit.
INSTALLATION
1. Position the PDC in the engine compartment.
2. Align the PDC on its mounting bracket and install.
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. Refer to Wiring Diagrams for more information on the harness routing and retainer locations.
4. Install and tighten the fasteners that secure each of the engine compartment wire harness ground eyelets to the vehicle body and chassis components. Refer to Wiring Diagrams for more information on the ground eyelet locations.
5. Reconnect each of the engine compartment wire harness connectors. Refer to Wiring Diagrams for more information on the locations of the affected connectors.
6. Torque nut retaining positive battery cable at PDC to 96 - 141 Nm (85 - 130 in. lbs.).
7. Reconnect the battery negative cable.
8. Close hood.
9. Verify vehicle and system operation.
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.
NOTE: If the Power Distribution Center (PDC) is being replaced with a new unit, be certain to transfer each of the fuses and relays from the old Power Distribution Center to the proper cavities of the new power distribution center. Refer to Wiring Diagrams for the proper power distribution center cavity assignments.
REMOVAL
1. Open hood.
2. Disconnect and isolate the battery negative cable.
3. Disconnect each of the engine compartment wire harness connectors. Refer to Wiring Diagrams for more information on the locations of the affected connectors.
4. Remove the fasteners that secure each of the engine compartment wire harness ground eyelets to the vehicle body and chassis components. Refer to Wiring Diagrams for more information on the ground eyelet locations.
5. Disengage each of the retainers that secure the engine compartment wire harness to the vehicle body and chassis components. Refer to Wiring Diagrams for more information on the retainer locations.
6. Disengage and remove the PDC housing from its mounting bracket.
7. Remove the PDC and the engine compartment wire harness from the engine compartment as a unit.
INSTALLATION
1. Position the PDC in the engine compartment.
2. Align the PDC on its mounting bracket and install.
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. Refer to Wiring Diagrams for more information on the harness routing and retainer locations.
4. Install and tighten the fasteners that secure each of the engine compartment wire harness ground eyelets to the vehicle body and chassis components. Refer to Wiring Diagrams for more information on the ground eyelet locations.
5. Reconnect each of the engine compartment wire harness connectors. Refer to Wiring Diagrams for more information on the locations of the affected connectors.
6. Torque nut retaining positive battery cable at PDC to 96 - 141 Nm (85 - 130 in. lbs.).
7. Reconnect the battery negative cable.
8. Close hood.
9. Verify vehicle and system operation.
Factory Service Tools
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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.
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