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Home >> Mercury Truck >> 2007 >> Monterey V6-4.2L VIN 2 >> Repair and Diagnosis >> Brakes and Traction Control >> Antilock Brakes / Traction Control Systems >> Testing and Inspection >> Pinpoint Tests >> Test L: DTC C1991 - Module Calibration Failure

Test L: DTC C1991 - Module Calibration Failure

PINPOINT TEST L: DTC C1991 - MODULE CALIBRATION FAILURE

Normal Operation
The stability assist system needs to be recalibrated whenever a component specific to the system is disconnected or a new component is installed.

Possible Causes
^ Anti-lock brake system (ABS) module
^ Sensor cluster
^ Steering wheel rotation sensor

L1-L4:




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