Powertrain Control Module Location

WARNING: This page is about a different car, the 2003 Mitsubishi Montero. However, it is still accessible from the selected car via links, so may be relevant.

CAUTION: If vehicle has anti-theft radio, obtain radio anti-theft code before disconnecting battery. PCM memory will be erased if battery is disconnected. If PCM is replaced, the immobilizer ECU should be replaced with it. PCM has specific individual information that will need to be registered in immobilizer ECU.

Fig 1: Locating Electronic Control Units Behind Instrument Panel

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

Fig 2: Locating Immobilizer ECU

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

Fig 3: Locating MFI Relay & Fuel Pump Relay

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

Fig 4: Locating Powertrain Control Module

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.