PIAGGIO 2005 XEVO 400ie, Workshop Manual

Page: 244 / 376

020481Y Control unit interface wiring
16 - Measure voltage at terminals 18 and 22.
Electric characteristic
18-22 =
V as in the table.
TEMPERATURE VOLTAGE
Specification Desc./Quantity
1 X V -10° C
2 X V 0
3 X V +10° C
4 X V +20° C
5 X V +30° C
6 X V +80° C
YES go to 21 NO go to 17
17
Electric characteristic
Power supply voltage value =
5±0.2 V
Repeat the wiring and sensor continuity checks.
YES go to 18
18
Electric characteristic
Measured value =
0
Ω
Repeat the sensor circuit earth insulation check.
YES go to 19 NO go to 20
19 - Check the control unit connector. Check the control unit power supply. Replace the control unit, if
necessary.
20 - Repair or replace the cable harness.
21 - Start the engine and check that voltage decreases gradually according to the air filter box temper-
ature increase.
N.B.
Injection
XEVO 400ie
INJEC - 244