FixVault
Home
›
Land Rover
›
2014
›
LR4 Base, AWD
›
Repair and Diagnosis
›
Engine Performance
›
Engine Control Systems
›
Diagnostic Trouble Code Index DTC: Adaptive Speed Control Module (ASCM) -- LR4/L319
›
Diagnostic Trouble Code Index DTC: Adaptive Speed Control Module (ASCM)
›
Description And Operation
›
DTC U0423-81: Invalid Data Received From Instrument Panel Control Module - Invalid serial data received
›
Action
DTC U0423-81: Invalid Data Received From Instrument Panel Control Module - Invalid serial data received: Action
Using the manufacturer approved diagnostic system, check the instrument cluster for related DTCs and refer to the relevant DTC index