DTC U05AA-86: Invalid Data Received From Charge Air Cooler Coolant Pump - Signal invalid: Action
WARNING: This page is about a different car, the 2019 Jaguar XE. However, it is still accessible from the selected car via links, so may be relevant.
- Diagnosis of this DTC may require using the Jaguar Land Rover approved diagnostic equipment to check datalogger signals
- 0x05D6 Auxiliary Engine Coolant Pump - Commanded - %
- 0x05DA Coolant Pump Variable Flow Actuator Position - Measured - %
- Refer to the electrical circuit diagrams and check the charge air coolant pump circuit for short circuit to ground, short circuit to power, open circuit, high resistance
- Inspect connectors for signs of water ingress, and pins for damage and/or corrosion
- Install a new charge air coolant pump, only when diagnosed as failed
- Using the Jaguar Land Rover approved diagnostic equipment, clear the Diagnostic Trouble Code(s) and retest