Home >> Jaguar >> 2017 >> XF S, AWD >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> Diagnostic Trouble Code Index DTC: Transmission Control Switch (TCS) -- XF/X260 >> Diagnostic Trouble Code Index DTC: Transmission Control Switch (TCS) >> Description And Operation >> Transmission Control Switch (TCS) >> DTC B1142-62: Ignition Status 1 - Signal Compare Failure >> Possible Causes