Alfa Romeo Selespeed

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Basic Selespeed Concept

Hydraulic system

System components

- Electro-hydraulic groep
- Solenoid valves and actuators
- Electric pump
- Measuring sensors
- Drivers controls
- Selespeed ecu pin out

System operation

- Overview of operation
- System activation
- Functioning with engine off
- Engine start
- Car start
- Car stop
- Semiautomatic MAN operation
- Automatic CITY operation
- Fault warnings
- Bump start
- Parking the car
- Towing

Routine maintenance

- Selespeed oil level

Faults and troubleshooting

- System diagnostics
- Fault downgrade table
- The car jerks
- Noisy gearbox
- The car doen't start
- Gears are not engaged
- Gears are not engaged CITY mode
- Gears are locked
- Car revs on start on
- Car goes to idle on its own
- During gear shifts car revs
- City> manual uncommanded
- Manual> City uncommanded
- Uncommanded engine switch off
- Selespeed fault flashes on display

Faults and troubleshooting

- P2 - Oil level check
- P3 - Oil leak check
- P4 - Oil pressure check
- P5 - Electric pump op check
- P6 - Clutch stop pin adjustment
- P7 - Brake pedal switch check
- P8 - Buttons on steering wheel and gear level check
- P9 - CITY button check
- P11 - Engagement of all gears with gear shift lever and engine off
- P14 - Clutch drag check
- P17 - Selespeed ecu errors
- P18 - clutch disk speed sensor check with road test

156 2.0 JTS

- Wiring diagrams

MAINTENANCE PROCEDURES

P18 - Check the functioning of the clutch disk speed sensor with road test

1. Connect the Examiner diagnostics tool
2. In parameters environment view:
• Engine revs
• Clutch disk speed
3. Make a road test at a steady speed without changing gear (V " 30 km/h).
4. While driving watch the two selected parameters
5. Check that there are no significant fluctuations/ differences on the clutch speed sensor in relation to the engine revs.