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DTC C1201/51 Engine Control System Malfunction: Description

If a malfunction in the engine control system is detected, the operations of VSC and TRAC are prohibited by the fail-safe function. When the signals from the engine are input normally, the fail-safe is canceled and the DTC is not stored.

DTC DETECTING CONDITION CHART

DTC No. DTC Detecting Condition Trouble Area
C1201/51 Engine control system malfunction signal continues for 5 seconds. Engine control system