Powertrain Control Module: Removal

WARNING: This page is about a different car, the 2006 Dodge Viper. However, it is still accessible from the selected car via links, so may be relevant.

If the PCM is replaced of usage, update the mileage and vehicle identification number (VIN) in the new PCM. Use the DRBIII® scan tool to change the mileage and VIN in the PCM. If this step is not done a Diagnostic Trouble Code (DTC) may be set. Refer to POWERTRAIN DIAGNOSTIC PROCEDURES and the DRBIII® scan tool.

To avoid possible voltage spike damage to PCM, ignition key must be off, and the negative battery cable must be disconnected before unplugging the PCM connectors. Note radio programs.

For Powertrain Control Module location, see Fig 1.

Fig 1: PCM Location

Courtesy of DAIMLERCHRYSLER CORP.

Disconnect the negative battery cable.
Remove the air cleaner.
Disconnect the electrical connectors. See Fig 2.

Fig 2: Electrical Connections Removed
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Remove the 2 mounting bolts. See Fig 3 and Fig 4.

Fig 3: PCM Mounting Bolts (1 Of 2)
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Fig 4: PCM Mounting Bolts (2 Of 2)
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Remove the controller out the bottom of the mounting cavity. See Fig 5.

Fig 5: PCM Removal/Installation

Courtesy of DAIMLERCHRYSLER CORP.