DTC B1D24-64: Glow Plug - Signal plausibility failure: Action

WARNING: This page is about a different car, the 2018 Land Rover Discovery Sport, 2017 Land Rover Discovery Sport, 2016 Land Rover Discovery Sport, and 2015 Land Rover Discovery Sport. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: This DTC is set when a flame is detected before combustion is activated

Using the Jaguar Land Rover Approved Diagnostic Equipment, clear the DTCs and perform routine - AHCM Operation Test (0x9013). This will operate the fuel fired booster heater for 15 minutes. Note that the routine should be started only when the engine is cool. The routine should be performed with the engine running and with the climate controls set to maximum heat and maximum fan. Repeat the routine again if smoke continues to be visible from the fuel fired booster heater exhaust pipe or from the area surrounding the fuel fired booster heater. If the fault persists, install a new glow plug located within the fuel fired booster heater, clear the DTCs and perform routine - AHCM Operation Test (0x9013) and re-test
If the fault persists, install a new fuel fired booster heater, clear the DTCs and perform routine - AHCM Operation Test (0x9013) and re-test