Operation Manual

ABS (ANTI-LOCK BRAKE SYSTEM)
8-97
6. The meter assembly circuit is defective.
• Disconnect the ABS ECU coupler.
• The White/Red terminal of the ABS ECU coupler is short-circuited to the ground.
• Set the main switch to “ON”, and then check the ABS warning light.
• If the ABS warning light is on, the internal circuit of the meter assembly is defective. Replace
the meter assembly.
• If the ABS warning light does not come on, the ABS ECU is defective. Replace the hydraulic
unit assembly.
7. The hydraulic unit assembly is defective.
EAS59C2807
[B-3] DIAGNOSIS USING THE FAULT CODES
After turning the main switch to “OFF”, connect the test coupler adapter to the ABS test coupler, and
then set the main switch to “ON”.
Information for the fault codes from the ABS ECU is contained in the following table. Refer to this
table for troubleshooting.
TIP
Record all of the fault codes displayed and inspect the check points.
Fault code table
Fault
code No.
Symptom Check point
ABS_11*
ABS_25*
Front wheel sensor signal is not
received properly.
• Installation of the front wheel sensor
• Front wheel
• Front wheel sensor housing
• Front wheel sensor rotor
ABS_12
Rear wheel sensor signal is not
received properly.
• Installation of the rear wheel sensor
• Rear wheel
• Rear wheel sensor housing
• Rear wheel sensor rotor
ABS_13
ABS_26
Incorrect signal from the front wheel
sensor is detected.
• Installation of the front wheel sensor
• Front wheel
• Front wheel sensor housing
• Front wheel sensor rotor
• Hydraulic unit assembly
ABS_14
ABS_27
Incorrect signal from the rear wheel
sensor is detected.
• Installation of the rear wheel sensor
• Rear wheel
• Rear wheel sensor housing
• Rear wheel sensor rotor
• Hydraulic unit assembly
ABS_15
No continuity in the front wheel sensor
circuit.
• Continuity of the front wheel sensor circuit
• Wire harness (ABS circuit)
• Connection of the front wheel sensor cou-
pler and ABS ECU coupler
• Front wheel sensor
ABS_16
No continuity in the rear wheel sensor
circuit.
• Continuity of the rear wheel sensor circuit
• Wire harness (ABS circuit)
• Connection of the rear wheel sensor cou-
pler and ABS ECU coupler
• Rear wheel sensor