"Situation: on vehicles fitted with the 3.0L sc V6 engine and 8HP45 transmission only, a 'gearbox fault'...
Land Rover technical service bulletin LTB00772NAS1 for 2015 Land Rover Range Rover and 2015 Land Rover Range Rover Sport.
- Bulletin number
- LTB00772NAS1
- Component
- Electrical system: software
- Summary
- "situation: on vehicles fitted with the 3.0l sc v6 engine and 8hp45 transmission only, a 'gearbox fault' message may be displayed in the instrument cluster and the transmission defaults to fixed gear 'limp-home' mode. Diagnostic trouble code (dtc) p07dc-07, p07dd-07, and/or p2702-07 may be stored in the transmission control module (TCM). Cause: this may be caused by a software error causing either a 'stuck in first gear' condition or a failure to disengage c clutch pressure, resulting in clutch slip and any of the listed dtcs being stored."
Owners of these vehicles have filed 10 complaints in the electrical category.
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