Home >> Jaguar >> 2020 >> I-Pace S >> Repair and Diagnosis (Single Page) >> Quick Lookups >> Common Specs & Procedures >> General Information - Diagnostic Trouble Code (DTC) Index (RCM - GWM) -- I-Pace/X590 >> General Information >> Description And Operation >> Diagnostic Trouble Code Index: Gateway Module (GWM) (G2327186) >> DTC B1412-87: Quiescent Relay Box - Missing message >> Possible Causes