Applies to: ACC1
What does Scania ACC fault code 22 mean?
The aspirator fan does not work.
What causes Scania DTC 22?
Fault on aspirator fan.
How does the system react?
The A/C system switches to manual control (0-10) and to a preset value for the temperature sensor. The A/C system operates at maximum if 0-4 is selected.
How to fix Scania ACC fault code 22?
- Check the status of the aspirator fan with SDP3.
- Renew the aspirator fan.
- Refer to Multi 18-70 for the work description.
- As a last resort, renew the ACC control unit.
- Calibrate the new control unit by clearing the fault codes.
This information is for guidance only. Always follow the manufacturer workshop manual and safety procedures; if in doubt, contact an authorised workshop.
Code 22 in other Scania systems
- 22hex 0016 Communication with the COO control unit
- 22hex 0016 AUX input in instrument panel, short circuit
- 22hex 0016 Brake pressure sensor
- 22hex 0016 Wheel speed
- 22hex 0016 Green CAN bus
- 22hex 0016 Communication with the heater
- 22hex 0016 The radar is incorrectly aligned
- 22hex 0016 Camshaft position sensor T135
- 22hex 0016 Camshaft position sensor T135
- 22hex 0016 Camshaft position sensor T135
- 22hex 0016 Control unit
- 22hex 0016 Front axle solenoid valve.
- 22hex 0016 Rotational speed sensor
- 22hex 0016 Horn.