Pcm Removal/Installation

WARNING: This page is about a different car, the 2011 Mazda RX-8. However, it is still accessible from the selected car via links, so may be relevant.

Remove the battery cover. (See BATTERY REMOVAL/INSTALLATION [13B-MSP] .)
Disconnect the negative battery cable.
Remove in the order indicated in the table.
Install in the reverse order of removal.
When replacing the PCM on the vehicles, perform the following:

PCM configuration (See PCM CONFIGURATION .)
Immobilizer system component replacement/key addition and clearing (See IMMOBILIZER SYSTEM-RELATED PARTS PROGRAMMING [WITH ADVANCED KEYLESS SYSTEM] .) (See IMMOBILIZER SYSTEM-RELATED PARTS PROGRAMMING [WITH KEYLESS ENTRY SYSTEM] .)

Fig 1: PCM Replacement Components With Torque Specifications

Courtesy of MAZDA MOTORS CORP.