Thickness Gauge [A]
Air Gap
Standard: 0.4
1.6 mm (0.02
0.06 in.)
If the measurement is not the standard, check each part for deformation and looseness and correct accordingly.
If the measurement is the standard, go to next step.

If the sensor and sensor rotor in bad condition, remove the any deposits. Install the proper part or replace faulty part.
If the all items are good, go to next step.
If this service code appears even if all checks are ended, replace the KIBS hydraulic unit
If the service code does not appear, the KIBS system normal (temporary failure).
Front Wheel Rotation Sensor Wiring Inspection (Service Code b 43)
Rear Wheel Rotation Sensor Wiring Inspection (Service Code b 45)Stick Coil Primary Peak Voltage Inspection
NOTE
Be sure the battery is fully charged.
Remove the stick coils (see Stick Coil Removal).
Do not remove the spark plugs.
Connect the ECU to the harness.
Measure the primary peak voltage as follows.
Install the new spark plug [A] into each stick coil [B], and
ground them onto ...
Rear Wheel Rotation Sensor Removal
NOTICE
The wheel rotation sensor should be handled carefully,
never struck sharply, as with a hammer, or allowed
to fall on a hard surface since the wheel rotation
sensor is precision made. Be careful not to get
water or mud on the wheel rotation sensor.
Do not try to disassemble or repair t ...
Coupling Bearing Installation
Replace the bearing with a new one.
Press in the bearing [A] until it is bottomed.
Special Tool - Bearing Driver Set [B]: 57001-1129
Pack the bearing with high-temperature grease.
Replace the circlip with a new one.
Special Tool - Inside Circlip Pliers: 57001-143
Replace the grease se ...