Scania fault code 22
Code 22 is used by 15 different Scania systems. Choose the control unit shown in your diagnostic tool:
EMS Engine Management System
Control unit
Incorrect or unreliable data.
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EMD
Camshaft position sensor T135
The crankshaft sensor registers that the engine is rotating, but the camshaft position sensor generates no pulses.
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EME
Camshaft position sensor T135
The crankshaft sensor registers that the engine is rotating, but the camshaft position sensor generates no pulses.
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EMO
Camshaft position sensor T135
The crankshaft sensor registers that the engine is rotating, but the camshaft position sensor generates no pulses.
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VDT
Rotational speed sensor
Short circuit to ground.
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COO Coordinator
Green CAN bus
All communication on the green CAN bus is interrupted.
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ELC Electronically controlled air suspension
Front axle solenoid valve.
The voltage on the output to the solenoid valve has been too low.
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ABS Anti-lock Braking System
Wheel speed
Short circuit in the wheel circuit on the left-hand side of the front axle.
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CUV Visibility system
Horn.
The current consumption on the control unit output has exceeded 5A.
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ACC Automatic Climate Control
Aspirator fan
The aspirator fan does not work.
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DIS
The radar is incorrectly aligned
The radar is not aligned with the vehicle direction.
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ACS Articulation Control System
Communication with the COO control unit
Signal from the coordinator missing.
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AUS Audio System
AUX input in instrument panel, short circuit
Short circuit to supply voltage.
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BCS
Brake pressure sensor
The tag axle brake pressure sensor may be defective or the signal voltage has been outside permitted limits. The brake pressure sensor voltage level may have been too high or too l…
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CTR
Communication with the heater
Missing response from the heater.
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