Land Rover B1d9f11 2021

Consult the precise wiring schematic for your vehicle model year. Use a digital multimeter set to Ohms to test the continuity between the engine speed input pin at the amplifier harness side and a known clean chassis ground point. If the resistance drops close to zero ohms with the source unhooked, a wire is pinched or shorted somewhere along the path. Summary and Next Steps

Assuming B1D9F11 is a for a 2021 Body Processor Module (BPM) revision: land rover b1d9f11 2021

Using Land Rover’s TOPIx system , technicians check for software updates or specific TSBs (Technical Service Bulletins) related to seat comfort modules. Pro Tip: Check 2021 Model Year TSBs Consult the precise wiring schematic for your vehicle