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Home >> Mitsubishi >> 2004 >> Lancer Evolution >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 40 (Auto-Cruise Control System - 2.4L (Except Evolution & SPORTBACK)) >> Auto-Cruise Control System Diagnosis >> Diagnostic Trouble Code Procedures >> DTC 21: Cancel Latch Signal System >> Diagnosis
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DTC 21: Cancel Latch Signal System: Diagnosis

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Replace the ECM < M/T > or PCM < A/T > [Refer to ENGINE CONTROL MODULE (ECM) AND POWERTRAIN CO ]. Then check that diagnostic trouble code 21 is not set.