Scania Gearbox Servicing. Removing/Installation

A detailed guide to removing, installing and servicing the gearbox on Scania Trucks. Covers models of mechanical, semi-automatic and automatic transmissions, including GRS, GRSO and Opticruise.Transmission Wiring Diagram. Includes step-by-step instructions for dismantling and installing the gearbox, a description of the necessary special tools, tightening torques, calibration and adaptation. Transmission error codes, their decoding and troubleshooting methods are presented. The manual also contains connection diagrams, a description of the operation of control units (GMS), sensors and gearbox actuators. Suitable for diagnostics and professional repairs.

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Fault code 13

Fault code 13-xx is generated when there is a power fault to the control unit

Fault code 14

Fault code 14-xx is generated when there is a fault on the oil level sensor.

Fault code 21

Fault code 21-xx is generated when there is a fault on the throttle actuation sensor.

Fault code 22

Fault code 22-xx is generated when there is a fault on the speed sensors.

Fault code 23

Fault code 23-xx is generated when there is a fault on the drive mode selector

Fault code 24

Fault code 24-xx is generated when the oil sump temperature is out of range

Fault code 25

Fault code 25-xx will be generated if there is a fault on the speed sensor on the output shaft.

Fault code 26

Fault code 26-xx is generated when there is a fault on the signal for throttle actuation/coolant temperature.

Fault code 32

Fault code 32-xx is generated when there is a fault on the pressure monitor in the gearbox.

Fault code 33

Fault code 33-xx is generated when there is a fault on the oil sump temperature sensor.

Fault code 34

Fault code 34-xx is generated if there is an internal fault in the control unit.

Fault code 35

Fault code 35-xx is generated when there is a power fault to the control unit.

Fault code 36

Fault code 36-xx is generated if there is an internal fault in the control unit.

Fault code 42

Fault code 42-xx is generated when there is a fault on the solenoid valve circuit.

Fault code 44

Fault code 44-xx is generated when there is a fault on the solenoid valve circuit.

Fault code 45

Fault code 45-xx is generated when there is a fault on the solenoid valve circuit.

Fault code 46

Fault code 46-xx is generated when there is a fault on the solenoid valve circuit.

Fault code 51

Fault code 51-xx is generated when there is a fault on the gear changing sequence.

Fault code 52

Fault code 52-xx is generated when there is a fault on the gear changing sequence.

Fault code 53

Fault code 53-xx is generated when there is a fault on the gear changing sequence.

Fault code 54

Fault code 54-xx is generated when there is a fault on the gear changing sequence.

Fault code 55

Fault code 55-xx is generated when there is a fault on the gear changing sequence.

Fault code 56

Fault code 56-xx is generated when there is a fault on the gear changing sequence.

Fault code 57

Fault code 57-xx is generated when there is a fault on the gear changing sequence.

Fault code 61

Fault code 61-xx is generated when there is a fault on the oil temperature of the retarder

Fault code 62

Fault code 62-xx is generated when there is a fault on:

Fault code 63

Fault code 63-xx is generated when there is a fault on the neutral inhibitor, the kick-down and the brake pedal.

Fault code 64

Fault code 64-xx is generated when there is a fault on the switch for activating the retarder

Fault code 66

Fault code 66-xx contains communication faults with the engine control unit

Fault code 69

Fault code 69-xx is generated if there is an internal fault in the control unit.

Quick reference to fault codes Download