DTC B151F-31: Auxiliary Cooling Fan - No signal: Action

NOTE: This DTC is logged if no feedback from the fan signal is received for more than 5 seconds

Refer to the appropriate system wiring diagrams and check the image processing module (IPMA) cooling fan circuit for open circuit, high resistance. Repair the wiring harness as necessary. Clear the DTCs and retest
Using the Jaguar Land Rover Approved Diagnostic Equipment, clear the DTCs and retest. If the fault persists, install a new image processing module (IPMA)