Home >> Jaguar >> 2014 >> XJR Base >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Diagnostic Trouble Code (DTC) Index DTC: Instrument Cluster (Ic) -- XJ/X351 >> DIAGNOSTIC TROUBLE CODE (DTC) INDEX DTC: Instrument Cluster (IC) >> Description And Operation >> Instrument Cluster (Ic) >> DTC B10B7-86: Rear Air Discharge Temperature - Signal invalid >> Possible Causes