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1990 Jaguar XJS 5.3L Low CO
Posted to European Driveability on 10/14/1999

Customer complaint is knocking on acceleration. We find the engine extremely lean with or without oxygen sensor feedback. Expected intake leaks but can't find them with propane. All brain inputs check so we substitute a known good brain and get the same re...

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car Vehicle Data

1990 Jaguar XJS

VIN SAJNW484IL
Engine5.3 L / 12 cyl
EmissionsUS Fed
SymptomsLow Co
OccursAlways
Message Closed

car Vehicle Data

1990 Jaguar XJS

VIN SAJNW484IL
Engine5.3 L / 12 cyl
EmissionsUS Fed
SymptomsLow Co
OccursAlways