P.A.D.S. characteristic. Value/example Units of
measure
ment
Notes
Rear wheel speed sensor electrical
diagnosis
C1031 Short circuit or open circuit to negative or short
circuit to positive
Rear wheel speed sensor functional
diagnosis
C1032 Signal not plausible
Front wheel speed sensor electrical
diagnosis
C1033 Short circuit or open circuit to negative or short
circuit to positive
Front wheel speed sensor functional
diagnosis
C1034 Signal not plausible
Inside error C1014 Solenoid valve relay failure
Inside error C1015 Recirculation pump failure
Inside error C1021 Control unit failure
Inside error C1049 Rear circuit output solenoid valve failure
Inside error C1054 Front circuit inlet solenoid valve failure
Low power supply voltage C1058
High power supply voltage C1059
Configuration error C1089
CAN error U2921 Controller error
CAN error U2922 Line failure (busoff)
CAN error U2925 Failed reception from injection ECU
Diagnostic tool report diagnostic tool
In the following are described the procedure to be
performed through the diagnostic tool in order to
generate an errors report:
•
When started the program, select the
brand.
•
Select the vehicle and the component.
•
Select Self-diagnosis.
RS 125 - Tuono 125 - Euro 4 Braking system
BRAK SYS - 291