YES go to 3 NO go to 4
3
- Start the engine and let it warm up.
With a coolant temperature of more than 70°C, the
control unit must control the Stepper with about 45
«steps».
YES go to 5 NO go to 4
4
- Check the coolant temperature sensor signal. Check the control unit, if necessary.
5
- Select the menu on the «
ACTIVE DIAGNOSIS
» function. Select «
STEPPER
» diagnosis. Start the
diagnosis with idle engine at the working temperature. Check whether the Stepper controls some rev-
olution variations and wait for the diagnostic tester response.
N.B.
THE ECU ENABLES THE DIAGNOSIS ONLY WHEN THE IDLE SPEED IS WITHIN THE SPECIFI-
CATIONS.
YES go to 6 NO go to 8
6
- Test successful. Variations of revolutions perceived.
YES go to 7 NO go to 9
7
- Stepper and relevant circuit efficient.
8
- Test failed. No variations of revolutions. Check the Stepper circuit. Disconnect the Stepper connector.
Check the resistance of the Stepper circuits by connecting the tester as indicated in the figure. The two
measurements must have the same value.
Electric characteristic
Injection
XEVO 400ie
INJEC - 254
Summary of Contents for 2005 XEVO 400ie
Page 1: ...MANUALE STAZIONE DI SERVIZIO XEVO 400ie...
Page 4: ......
Page 6: ...INDEX OF TOPICS CHARACTERISTICS CHAR...
Page 16: ...INDEX OF TOPICS MAINTENANCE MAIN...
Page 31: ...INDEX OF TOPICS TROUBLESHOOTING TROUBL...
Page 35: ...INDEX OF TOPICS ELECTRICAL SYSTEM ELE SYS...
Page 67: ...INDEX OF TOPICS ENGINE FROM VEHICLE ENG VE...
Page 72: ...INDEX OF TOPICS ENGINE ENG...
Page 170: ...INDEX OF TOPICS INJECTION INJEC...
Page 263: ...INDEX OF TOPICS SUSPENSIONS SUSP...
Page 282: ...INDEX OF TOPICS BRAKING SYSTEM BRAK SYS...
Page 295: ...INDEX OF TOPICS COOLING SYSTEM COOL SYS...
Page 304: ...INDEX OF TOPICS CHASSIS CHAS...
Page 322: ...INDEX OF TOPICS PRE DELIVERY PRE DE...
Page 326: ...INDEX OF TOPICS TIME TIME...
Page 376: ...T Tank 317 350 Technical Data Transmission 9 32 73 88 339 Turn indicators 48 Tyres 9...