DTC U0284-87: Lost Communication with Active Grille Air Shutter Module, A - Missing message: Action
WARNING: This page is about a different car, the 2018 Jaguar XE. However, it is still accessible from the selected car via links, so may be relevant.
- Check active grille control module for related DTCs and refer to relevant DTC index
- Using the manufacturer approved diagnostic system, perform a CAN network integrity test
- Refer to the electrical circuit diagrams and check active grille control module power and ground circuits for open circuit
- Using the Jaguar Land Rover approved diagnostic equipment, clear all stored DTCs and retest