{"nhtsa_id":10138754,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-05-29","date":"2018-01-11","document_id":"SFCC-11JAN18 Att","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"Telematic Control Module failures - PI is investigating the root cause of Telematics Control Module (TCU) failures where the vehicle is immobilized and the TCU is found to be offline. Please check the TCU for water ingress. Whether or not water ingress is found in the TCU please generate an EPQR and hold the old part for return to engineering.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10138754-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10138754-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10138754","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"JAGUAR","model":"JAGUAR","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"LAND ROVER","model":"LAND ROVER","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]}],"as_of":"2026-10-19","note":"A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.","attribution":[]}