Fuel pump, auxiliary/parking heater (323a)
| Fuel pump, auxiliary/parking heater (323a) |
| Location |
Motor, fuel pump, auxiliary/parking heater (323a)
| Main task |
Provide fuel to the auxiliary heater when the criterion "auxiliary heater on" is fulfilled.
| Type |
PWM-controlled piston pump which works at varying piston stroke based on fuel need. Upon start of the heater, 2 Hz. At output need 2400 W, 3 Hz and at output need 5000 W, 5.9 Hz.
| Connection |
| Pin No. | Signal type | Description |
| 1 | PWM pulse | |
| 2 | Ground | G31 |
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