ABS (ANTI-LOCK BRAKE SYSTEM)
8-133
NOTE:
Malfunction codes 15 (front wheel) and 16 (rear wheel) are indicated if a defective connection is detect-
ed in the front or rear wheel sensor when the vehicle is not being ridden.
Malfunction code 11 (Front wheel sensor signal is not received properly.)
Turn the main switch to “OFF”, then back to “ON” after removing the test coupler adapter.
1. The ABS warning light remains on.
→
Defective connection is detected in the front wheel sensor circuit.
• Front wheel sensor coupler is disconnected.
Refer to “MAINTENANCE OF THE FRONT WHEEL SENSOR AND SENSOR ROTOR” on page
4-16 and “INSTALLING THE FRONT WHEEL (FRONT BRAKE DISCS)” on page 4-18.
• Front wheel sensor or lead is broken.
Refer to “MAINTENANCE OF THE FRONT WHEEL SENSOR AND SENSOR ROTOR” on page
4-16 and “INSTALLING THE FRONT WHEEL (FRONT BRAKE DISCS)” on page 4-18.
• Front wheel sensor circuit is disconnected.
Refer to “CIRCUIT DIAGRAM (1/2)” on page 8-111 and “CIRCUIT DIAGRAM (2/2)” on page 8-113.
• ABS ECU coupler terminal is disconnected.
Refer to “MAINTENANCE OF THE ABS ECU” on page 8-120.
2. The ABS warning light comes on for 2.0 seconds, then goes off.
a. With the front wheel stopped, the rear wheel was rotated for longer than about 20 seconds. This is
not a malfunction.
b. No signal is generated at the front wheel sensor.
• Front wheel sensor is not installed properly.
Refer to “MAINTENANCE OF THE FRONT WHEEL SENSOR AND SENSOR ROTOR” on page
4-16 and “INSTALLING THE FRONT WHEEL (FRONT BRAKE DISCS)” on page 4-18.
• Front wheel sensor rotor is defective.
Refer to “MAINTENANCE OF THE FRONT WHEEL SENSOR AND SENSOR ROTOR” on page
4-16 and “INSTALLING THE FRONT WHEEL (FRONT BRAKE DISCS)” on page 4-18.
c. Front wheel sensor circuit is short-circuited.
• Front wheel sensor or lead is short-circuited.
Refer to “MAINTENANCE OF THE FRONT WHEEL SENSOR AND SENSOR ROTOR” on page
4-16 and “INSTALLING THE FRONT WHEEL (FRONT BRAKE DISCS)” on page 4-18.
• ABS wire harness and wire harness are short-circuited.
Refer to “CIRCUIT DIAGRAM (1/2)” on page 8-111 and “CIRCUIT DIAGRAM (2/2)” on page
8-113.
d. Front wheel sensor output drops.
• Sensor signal output may drop due to failure of the bearings, wheel axle, wheel, or sensor hous-
ing of the front wheel. Check these components, without removing them, for looseness, distor-
tion, and bends.
Malfunction code 12 (Rear wheel sensor signal is not received properly.)
Turn the main switch to “OFF”, then back to “ON”.
1. The ABS warning light remains on.
→
Defective connection is detected in the rear wheel sensor circuit.
• Rear wheel sensor coupler is disconnected.
Refer to “MAINTENANCE OF THE REAR WHEEL SENSOR AND SENSOR ROTOR” on page 4-22
and “INSTALLING THE REAR WHEEL (REAR BRAKE DISC)” on page 4-23.
• Rear wheel sensor or lead is broken.
Refer to “MAINTENANCE OF THE REAR WHEEL SENSOR AND SENSOR ROTOR” on page 4-22
and “INSTALLING THE REAR WHEEL (REAR BRAKE DISC)” on page 4-23.
• Rear wheel sensor circuit is disconnected.
Refer to “CIRCUIT DIAGRAM (1/2)” on page 8-111 and “CIRCUIT DIAGRAM (2/2)” on page 8-113.
Manuals by Motomatrix / www.motomatrix.co.uk / The Solution For Lost Motorcycle Coded Keys
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