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Home >> Jaguar >> 2019 >> XF S >> Repair and Diagnosis >> External Pages >> Different car >> Section 223 (General Information - Diagnostic Trouble Code (DTC) Index (RCM - TCM) -- XE/(760)) >> General Information >> Description And Operation >> Diagnostic Trouble Code Index - DTC: TELEMATIC Control Module (TCU) (G2058467) >> DTC U2109-91: Back-up Battery - Parametric >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2020 Jaguar XE and 2019 Jaguar XE. However, it is still accessible from the selected car via links, so may be relevant.
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