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2000 Jaguar XJR 4.0L Failsafe Engine Mode
Posted to European Driveability on 9/13/2007 7 Replies

This is my first time using a WDS unit I bought used. The unit seems to work fine after some experimentation. The XJR has an intermittent problem where it loses power and displays Failsafe Engine Mode, TRAC Not Available, and ASC Not Available. Idle goes to ab...

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  Related Documents & Media  2000 Jaguar XJR

 
Message Closed w/Summary

car Vehicle Data

2000 Jaguar XJR

VIN SAJDA15B9Y
Engine4.0 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsFailsafe Engine Mode
OccursIntermittently

Trouble Codes

B0121No information
P0121Throttle Position Sensor Range/Performance
Message Closed w/Summary

car Vehicle Data

2000 Jaguar XJR

VIN SAJDA15B9Y
Engine4.0 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsFailsafe Engine Mode
OccursIntermittently

Trouble Codes

B0121No information
P0121Throttle Position Sensor Range/Performance