Home >> Jaguar >> 2018 >> XJR575 >> Repair and Diagnosis (Single Page) >> Quick Lookups >> Common Specs & Procedures >> General Information - Diagnostic Trouble Code (DTC) Index (V8 Pcm - V6 Pcm) -- XJ/X351 >> General Information >> Description And Operation >> Diagnostic Trouble Code Index - V8 S/C 5.0L Petrol, DTC: Powertrain Control Module (G2261692) >> DTC U042B-29: Invalid Data Received From Chassis Control Module "A" - Signal invalid >> Possible Causes