KIBS Hydraulic Unit Communication Line Inspection
When the data (for status of KIBS hydraulic unit) is not sent from the KIBS hydraulic unit to the meter unit and ECU, the service code 1b is displayed.
The data is sent through the CAN communication line.
The service code 1b is detected with the meter unit.
The FI symbol does not appear in this error code.
When the service code 1b [A] is detected, the ABS indicator light (LED) [B] goes on and the code of 1b displayed on the LCD.
Special Tool - Hand Tester: 57001-1394
Wiring Inspection KIBS Hydraulic Unit Connector [A] ←→ Meter Unit Connector [B] GY/BL lead (KIBS Hydraulic Unit terminal 2) [C] LB lead (KIBS Hydraulic Unit terminal 11) [D]
If the wiring is good, replace the KIBS hydraulic unit (see KIBS Hydraulic Unit Removal/Installation in the Brakes chapter).
KIBS Hydraulic Unit Communication Line Circuit
1. ECU
2. Joint Connector D
3. Joint Connector C
4. Meter Unit
5. ABS Indicator Light (LED)
6. KIBS Hydraulic Unit
Oxygen Sensor Heater Power Source Voltage InspectionKIBS Hydraulic Unit Removal
NOTICE
The KIBS hydraulic unit [A] has been adjusted
and set with precision at the factory. Therefore, it
should be handled carefully, never struck sharply,
as with a hammer, or allowed to fall on a hard
surface.
Be careful not to get water or mud on the KIBS hydraulic
unit.
Drain the b ...
Crankshaft Sensor Installation
Apply a non-permanent locking agent to the crankshaft
sensor bolts [A].
Tighten:
Torque - Crankshaft Sensor Bolts: 5.9 N·m (0.60 kgf·m, 52
in·lb)
Using a high flash-point solvent, clean off any oil or dirt
that may be on the silicone sealant coating area. Dry
them with a clean cl ...
Coolant Change
WARNINGCoolant can be extremely hot and cause
severe
burns, is toxic and very slippery. Do not remove
the radiator cap or attempt to change the coolant
when the engine is hot; allow it cool completely.
Immediately wipe any spilled coolant from tires,
frame, engine or othe ...
