DTC B1520-13: Auxiliary Fan Relay Control Line - Circuit open: Action
NOTE:
- Do Not replace the infotainment master controller for this DTC alone
- This DTC will log in Service 19 Only after On Demand Self Test is run
- Using the Jaguar Land Rover approved diagnostic equipment, perform routine - On Demand Self Test (0x0202) and read the Diagnostic Trouble Code(s). If the DTC is set go to step 2, if the DTC is no longer set go to step 4
- Refer to the appropriate system wiring diagrams and disconnect the infotainment cooling fan from the infotainment master controller and repeat step 1. Check for infotainment cooling fan - open circuit DTC, if the Diagnostic Trouble Code(s) is set go to step 3, if the DTC is no longer set go to step 4
- Refer to the appropriate system wiring diagrams and check the infotainment cooling fan circuit for open circuit. Repair the wiring harness as necessary. Clear the Diagnostic Trouble Code(s) and retest
- Using the Jaguar Land Rover approved diagnostic equipment, check the infotainment master controller software release notes to see if a repair is available and update the infotainment master controller. Clear the Diagnostic Trouble Code(s) and retest