Control Diagram - 1 Of 2 - Fuel Fired Booster Heater (FFBH)
WARNING: This page is about a different car, the 2020 Jaguar XE and 2019 Jaguar XE. However, it is still accessible from the selected car via links, so may be relevant.
A = HARDWIRED; AL = PULSE WIDTH MODULATION (PWM); AN = HIGH SPEED (HS) CONTROLLER AREA NETWORK (CAN) POWERTRAIN SYSTEMS BUS; AV = HIGH SPEED (HS) CONTROLLER AREA NETWORK (CAN) COMFORT SYSTEMS BUS; O = LOCAL INTERCONNECT NETWORK (LIN) BUS.
| ITEM | DESCRIPTION |
|---|---|
| 1 | HVAC Control Module |
| 2 | Powertrain Control Module (PCM) |
| 3 | Body Control Module/Gateway Module (BCM/GWM) assembly |
| 4 | Touch Screen (TS) |
| 5 | Fuel Fired Booster Heater Control Module (FFBHCM) |
| 6 | Fuel Fired Booster Heater (FFBH) coolant pump |
| 7 | Fuel Fired Booster Heater (FFBH) fuel pump |
| 8 | Changeover valve (on vehicles with timed climate control only) |
| 9 | Ground |
| 10 | Power supply |
| 11 | Engine Coolant Temperature (ECT) sensor |
| 12 | Ambient Air Temperature (AAT) sensor |