Cxxxx · Chassis
C1201
Engine Control System Malfunction (ABS view)
ModerateChassis ECU
What it means
The ABS / VSC module sees an active engine control fault and disables traction-related interventions until the engine code is cleared.
Common causes
Listed in rough order of frequency. Verify with vehicle-specific service info before parts replacement.
- 01Active engine fault (always pull P-codes first; C1201 is a downstream report)
- 02CAN bus fault between engine and ABS
- 03Failed or low-voltage ABS module
Affected systems
ECUs and subsystems that report or are affected by this code.
ABS / VSC moduleEngine Control Module
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