Suzuki 2006 GSF1200AK6 Supplementary Service Manual page 50

DTC "22" (C1622): ABS actuator circuit malfunction (F)
POSSIBLE CAUSE
• Wire harness discontinuity
• Front wheel locking, etc.
Step 1
1) Raise the front wheel off the ground and support the motorcy-
cle with a jack or wooden block.
2) Inspect the dragging of the front brake.
Is there any dragging in the front brake?
Inspect the front brake master cylinder and the
YES
calipers.
NO Go to step 2.
Step 2
1) Inspect the clearance between the front wheel speed sensor
and sensor rotor using the thickness gauge.
% Wheel speed sensor – sensor rotor clearance:
" 09900-20803: Thickness gauge
09900-20806: Thickness gauge
Is the clearance OK?
YES Go to step 3.
NO Adjust the clearance.
Step 3
1) Check that the front wheel speed sensor is mounted steadily.
Is the sensor mounted steadily?
YES Replace the ABS control unit/HU.
Tighten the mounting bolts or replace the bracket
NO
if necessary.
0.3 – 1.5 mm (0.012 – 0.059 in)
GSF1200AK6/SAK6 ('06-MODEL) 49