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Electrical system
Tone wheel reading ECU
Function:
Receives the signals coming from the wheel speed
sensors and calculates the wheel speed accord-
ingly.
Electrical circuit diagram - Level in wiring dia-
gram:
Traction control.
Location on the vehicle:
Inside the left fairing.
Connector location (if available):
-
Pin-out:
•
Pin 1: live power supply (red/brown)
•
Pin 2: battery power (green/red)
•
Pin 3: front wheel speed sensor posi-
tive (white/brown)
•
Pin 4: rear wheel speed sensor positive
(yellow/brown)
•
Pin 5: rear wheel speed sensor nega-
tive (yellow)
•
Pin 6: front wheel speed sensor nega-
tive (white)
•
Pin 7: diagnosis line (white/blue)
•
Pin 8: CAN "L" Line (white/black)
•
Pin 9: CAN "H" line (orange)
•
Pin 10: ground (blue/green)
DIAGNOSIS INSTRUMENT: ELECTRICAL ERRORS
Control unit voltage too low C1001
•
It activates if voltage detected at PIN2 is below the minimum threshold.
Troubleshooting:
Check battery charge: if NOT OK, recharge the battery or replace it; if OK, check CLF control unit pin
2. If NOT OK, restore; if OK check the continuity of the green/red cable across pin 2 and secondary
fuse (B). If NOT OK, restore; if OK, check the continuity of the red/white cable across secondary fuse
(B) and pin 1 of the starter relay connector.
Control unit internal error C1200
ELE SYS - 234
RSV4 Factory a-PRC
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