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Home >> Mitsubishi >> 2004 >> Lancer Evolution >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Diagnosis - 2.0L >> Automatic Transaxle Diagnosis >> Fail-Safe/Backup Function
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Fail-Safe/Backup Function

When a malfunction of a main sensor or actuator is detected by the PCM, the transaxle is controlled by preset control logic to maintain safe conditions for driving.

The following illustration shows how the fail-safe/backup function affects vehicle driveability and operation.

Fig 1: Fail-Safe/Backup Function
G00808658Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.