Home >> Land Rover >> 2016 >> LR4 Base >> Repair and Diagnosis >> General Information >> DTC Index >> Diagnostic Trouble Code Index DTC: Air Suspension Control Module -- LR4/L319 >> Diagnostic Trouble Code Index DTC: Air Suspension Control Module >> Description And Operation >> DTC C1A13-64: Pressure Does Not Decrease When Venting Gallery - Signal plausibility failure >> Possible Causes