2003 Chrysler PT Cruiser L4-2.4L VIN BFACTORY OEM SERVICE PROCEDURE

Engine Control Module: Service and Repair

POWERTRAIN CONTROL MODULE

REMOVAL
1. Disconnect the negative battery cable.

Fig. 15 Powertrain Control Module:

Factory service manual diagram



Fig. 16 Vacuum Lines:

Factory service manual diagram




2. Lift vacuum line out from behind the upper support bracket.

Fig. 17 Electrical Connectors:

Factory service manual diagram




3. Unlock and disconnect the 3 or 4 electrical connectors from the Powertrain Control Module (PCM).

Fig. 18 Clutch Reservoir:

Factory service manual diagram




4. Remove the clutch reservoir and relocate.

Fig. 19 PCM Mounting Screws:

Factory service manual diagram



Fig. 20 PCM Mounting Screw And Location Tab:

Factory service manual diagram



Fig. 21 PCM Removal/Installation:

Factory service manual diagram




5. Remove the 3 mounting screws from the PCM mounting bracket and remove PCM and bracket assembly.

Fig. 22 PCM And Mounting Bracket:

Factory service manual diagram




6. Remove the 3 screws from the PCM bracket to PCM.

INSTALLATION
1. Install the PCM bracket and 3 screws to the PCM and tighten to 11.8 Nm (105 in. lbs.).
2. Install the PCM and bracket assembly and locate the bracket on the tab.
3. Install the 3 mounting screws to the PCM mounting bracket and tighten to 10.7 Nm (95 in. lbs.).

NOTE: The electrical connector for the PCM are COLOR Coded.

4. Connect and lock the 3 or 4 electrical connectors to the Powertrain Control Module (PCM).
5. Relocate and install the clutch reservoir.
6. Connect the negative battery cable.
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:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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