P007B-23 - Charge Air Cooler Temperature Sensor Circuit Range/Performance Bank 1 - Signal stuck low: Action

WARNING: This page is about a different car, the 2017 Jaguar XJ, 2016 Jaguar XJ, 2015 Jaguar XJ, 2014 Jaguar XJ, and 2013 Jaguar XJ. However, it is still accessible from the selected car via links, so may be relevant.

Leave vehicle turned off for a minimum of 8 hours and allow to soak to a stable temperature. Using the Jaguar Land Rover approved diagnostic equipment, check datalogger signals - Ambient Air Temperature (0xF446) - Engine Coolant Temperature (0xF405) - Boost Air Temperature Raw Physical Value (0x0341) - Intake Air Temperature (0xF40F) - Engine Coolant Temperature #2 (0x0489). All values should be within 20°C of each other
Inspect connectors for signs of water ingress, and pins for damage and/or corrosion
Refer to the applicable SYSTEM WIRING DIAGRAMS and check connections are secure and wiring integrity
Check and install a new sensor that is biased higher or lower than the other sensors