DESCRIPTION
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
---|---|---|---|
C1268 |
Transfer L4 Position Switch Circuit |
Either of the following is detected:
|
|
HINT:
DTC will be output when conditions for either of the patterns in the table above are met.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
When replacing the skid control ECU (brake actuator assembly), perform zero point
calibration and store system information (See page
).
PROCEDURE
1. |
INSPECT L4 DETECTION SWITCH (TRANSFER SHIFT ACTUATOR ASSEMBLY) |
(a) Inspect the transfer shift actuator assembly (See page
).
OK:
The transfer shift actuator assembly is normal.
NG | ![]() |
REPLACE TRANSFER SHIFT ACTUATOR ASSEMBLY |
|
2. |
CHECK HARNESS AND CONNECTOR (BRAKE ACTUATOR ASSEMBLY - L4 DETECTION SWITCH) |
(a) Disconnect the S1 skid control ECU (brake actuator assembly) connector.
(b) Disconnect the T4 L4 detection switch (Transfer shift actuator assembly) connector.
(c) Measure the resistance according to the value(s) in the table below
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
S1-5 (EXI4) - T4-9 |
Always |
Below 1 Ω |
S1-5 (EXI4) - Body ground |
Always |
10 kΩ or higher |
T4-10 - Body ground |
Always |
Below 1 Ω |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR (L4 DETECTION SWITCH CIRCUIT) |
|
3. |
CHECK HARNESS AND CONNECTOR (HDCS TERMINAL) |
(a) Disconnect the skid control ECU (brake actuator assembly) connector. |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
S1-27 (HDCS) - Body ground |
Always |
Below 1 Ω |
*a |
Front view of wire harness connector (to Skid Control ECU (Brake Actuator Assembly)) |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
4. |
RECONFIRM DTC |
(a) Clear the DTC (See page
).
(b) Check if the same DTC is recorded (See page
).
Result |
Proceed to |
---|---|
DTC is output |
A |
DTC is not output |
B |
A | ![]() |
REPLACE BRAKE ACTUATOR ASSEMBLY |
B | ![]() |
USE SIMULATION METHOD TO CHECK |
Removal
REMOVAL
PROCEDURE
1. PRECAUTION
NOTICE:
After turning the ignition switch off, waiting time may be required before disconnecting
the cable from the negative (-) battery terminal. Therefore, make sure to read the
disconnecting the cable from the negative (-) battery terminal notices before pr ...
Disassembly
DISASSEMBLY
PROCEDURE
1. REMOVE STEERING GEAR OUTLET RETURN TUBE
(a) Using a union nut wrench, remove the steering gear outlet return tube.
2. REMOVE STEERING TURN PRESSURE TUBE
(a) Using a union nut wrench, remove the 2 pressure tubes.
(b) Remove the 4 O-rings from the pressure tubes.
3. ...
Open in Rear Floor Electrical Key Oscillator Circuit (B27A6)
DESCRIPTION
The certification ECU (smart key ECU assembly) generates a request signal and
transmits the signal to the No. 2 indoor electrical key antenna assembly (rear floor).
For the No. 2 indoor electrical key antenna assembly (rear floor) to detect when
the electrical key transmitter sub- ...