Alfa Romeo Selespeed system

Home - Home Basic Selespeed Concept - Introduction - System components Hydraulic system - Overview - Operation 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

FAULTS and TROBLESHOOTINGS

The engine has switched off

Symptom/conditions: The engine has switched off * While the car is stopping * While the car is starting * With the car stationary

Step Operations Test results

0 Check oil level All OK Problems found Intervention

Check oil level as shown in Procedure 2 Go to step 1 Level other than max Do Procedure 3

1 Check oil pressure All OK Problems found Intervention

Check oil pressure as shown in Procedure 4 Go to step 2 Press < 40 bar Do Procedure 5

2 Check ECU errors All OK Problems found Intervention

Check there are no errors in the control unit. In particular: * Clutch sensor error * Clutch solenoid valve current error * Load relay error * Odd gears engagement ( Vbat short circuit) * Even gears engagement error (Vbat short circuit) Go to step 4 Presence of one or more errors included in the list Go to step 3

3 Check problems found All OK Problems found Intervention

Check problems according to Procedure 17 End of procedure The problem persists Go to step 4

4 Check that the clutch does not drag All OK Problems found Intervention

Check that the clutch does not drag following Procedure 14 Go to step 6 The clutch drags Overhaul the clutch/flywheel kit and replace and broken components. Go to step 5

5 After intervention on the clutch kit All OK Problems found Intervention

Check that the problem is no longer present. End of procedure The problem persists Go to step 6

6 The problem persists All OK Problems found Intervention

Check there are no errors or problems on other systems installed don the car Go to step 7 Faults are found Proceed following the indications of Examiner

7 The problem persists All OK Problems found Intervention

Contact technical assistance for additional information on the problem