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

NOTE:

Only replace the image processing module if DTC C1001-49 is also set
This DTC is set 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 Diagnostic Trouble Code(s) and retest
Check the integrity and operation of the image processing module (IPMA) cooling fan. Install a new image processing module cooling fan as necessary
Using the Jaguar Land Rover approved diagnostic equipment, clear the Diagnostic Trouble Code(s) and retest. If the fault persists, install a new image processing module (IPMA)